Mercurial > vim
annotate src/fold.c @ 22021:514d622473af v8.2.1560
patch 8.2.1560: using NULL pointers in some code
Commit: https://github.com/vim/vim/commit/9c2b06637b32742cac11bfd66b1a4e84583c6c2e
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Sep 1 19:56:15 2020 +0200
patch 8.2.1560: using NULL pointers in some code
Problem: Using NULL pointers in some code. (James McCoy)
Solution: Avoid adding to a NULL pointer. Use byte as unsigned.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 01 Sep 2020 20:00:03 +0200 |
| parents | 24cef4317d92 |
| children | 67d3826948ad |
| rev | line source |
|---|---|
|
10042
4aead6a9b7a9
commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
Christian Brabandt <cb@256bit.org>
parents:
9754
diff
changeset
|
1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * vim600:fdm=marker fdl=1 fdc=3: |
| 3 * | |
| 4 * VIM - Vi IMproved by Bram Moolenaar | |
| 5 * | |
| 6 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 7 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 8 * See README.txt for an overview of the Vim source code. | |
| 9 */ | |
| 10 | |
| 11 /* | |
| 12 * fold.c: code for folding | |
| 13 */ | |
| 14 | |
| 15 #include "vim.h" | |
| 16 | |
| 17 #if defined(FEAT_FOLDING) || defined(PROTO) | |
| 18 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
19 // local declarations. {{{1 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
20 // typedef fold_T {{{2 |
| 7 | 21 /* |
| 22 * The toplevel folds for each window are stored in the w_folds growarray. | |
| 23 * Each toplevel fold can contain an array of second level folds in the | |
| 24 * fd_nested growarray. | |
| 25 * The info stored in both growarrays is the same: An array of fold_T. | |
| 26 */ | |
| 27 typedef struct | |
| 28 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
29 linenr_T fd_top; // first line of fold; for nested fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
30 // relative to parent |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
31 linenr_T fd_len; // number of lines in the fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
32 garray_T fd_nested; // array of nested folds |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
33 char fd_flags; // see below |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
34 char fd_small; // TRUE, FALSE or MAYBE: fold smaller than |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
35 // 'foldminlines'; MAYBE applies to nested |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
36 // folds too |
| 7 | 37 } fold_T; |
| 38 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
39 #define FD_OPEN 0 // fold is open (nested ones can be closed) |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
40 #define FD_CLOSED 1 // fold is closed |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
41 #define FD_LEVEL 2 // depends on 'foldlevel' (nested folds too) |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
42 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
43 #define MAX_LEVEL 20 // maximum fold depth |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
44 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
45 // static functions {{{2 |
|
7801
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
46 static void newFoldLevelWin(win_T *wp); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
47 static int checkCloseRec(garray_T *gap, linenr_T lnum, int level); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
48 static int foldFind(garray_T *gap, linenr_T lnum, fold_T **fpp); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
49 static int foldLevelWin(win_T *wp, linenr_T lnum); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
50 static void checkupdate(win_T *wp); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
51 static void setFoldRepeat(linenr_T lnum, long count, int do_open); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
52 static linenr_T setManualFold(linenr_T lnum, int opening, int recurse, int *donep); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
53 static linenr_T setManualFoldWin(win_T *wp, linenr_T lnum, int opening, int recurse, int *donep); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
54 static void foldOpenNested(fold_T *fpr); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
55 static void deleteFoldEntry(garray_T *gap, int idx, int recursive); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
56 static void foldMarkAdjustRecurse(garray_T *gap, linenr_T line1, linenr_T line2, long amount, long amount_after); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
57 static int getDeepestNestingRecurse(garray_T *gap); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
58 static int check_closed(win_T *win, fold_T *fp, int *use_levelp, int level, int *maybe_smallp, linenr_T lnum_off); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
59 static void checkSmall(win_T *wp, fold_T *fp, linenr_T lnum_off); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
60 static void setSmallMaybe(garray_T *gap); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
61 static void foldCreateMarkers(linenr_T start, linenr_T end); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
62 static void foldAddMarker(linenr_T lnum, char_u *marker, int markerlen); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
63 static void deleteFoldMarkers(fold_T *fp, int recursive, linenr_T lnum_off); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
64 static void foldDelMarker(linenr_T lnum, char_u *marker, int markerlen); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
65 static void foldUpdateIEMS(win_T *wp, linenr_T top, linenr_T bot); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
66 static void parseMarker(win_T *wp); |
| 7 | 67 |
| 68 static char *e_nofold = N_("E490: No fold found"); | |
| 69 | |
| 70 /* | |
| 71 * While updating the folds lines between invalid_top and invalid_bot have an | |
| 72 * undefined fold level. Only used for the window currently being updated. | |
| 73 */ | |
| 74 static linenr_T invalid_top = (linenr_T)0; | |
| 75 static linenr_T invalid_bot = (linenr_T)0; | |
| 76 | |
| 77 /* | |
| 78 * When using 'foldexpr' we sometimes get the level of the next line, which | |
| 79 * calls foldlevel() to get the level of the current line, which hasn't been | |
| 80 * stored yet. To get around this chicken-egg problem the level of the | |
| 81 * previous line is stored here when available. prev_lnum is zero when the | |
| 82 * level is not available. | |
| 83 */ | |
| 84 static linenr_T prev_lnum = 0; | |
| 85 static int prev_lnum_lvl = -1; | |
| 86 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
87 // Flags used for "done" argument of setManualFold. |
| 7 | 88 #define DONE_NOTHING 0 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
89 #define DONE_ACTION 1 // did close or open a fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
90 #define DONE_FOLD 2 // did find a fold |
| 7 | 91 |
| 92 static int foldstartmarkerlen; | |
| 93 static char_u *foldendmarker; | |
| 94 static int foldendmarkerlen; | |
| 95 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
96 // Exported folding functions. {{{1 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
97 // copyFoldingState() {{{2 |
|
12477
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
11396
diff
changeset
|
98 |
| 7 | 99 /* |
| 100 * Copy that folding state from window "wp_from" to window "wp_to". | |
| 101 */ | |
| 102 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
103 copyFoldingState(win_T *wp_from, win_T *wp_to) |
| 7 | 104 { |
| 105 wp_to->w_fold_manual = wp_from->w_fold_manual; | |
| 106 wp_to->w_foldinvalid = wp_from->w_foldinvalid; | |
| 107 cloneFoldGrowArray(&wp_from->w_folds, &wp_to->w_folds); | |
| 108 } | |
| 109 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
110 // hasAnyFolding() {{{2 |
| 7 | 111 /* |
| 112 * Return TRUE if there may be folded lines in the current window. | |
| 113 */ | |
| 114 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
115 hasAnyFolding(win_T *win) |
| 7 | 116 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
117 // very simple now, but can become more complex later |
| 7 | 118 return (win->w_p_fen |
| 119 && (!foldmethodIsManual(win) || win->w_folds.ga_len > 0)); | |
| 120 } | |
| 121 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
122 // hasFolding() {{{2 |
| 7 | 123 /* |
| 124 * Return TRUE if line "lnum" in the current window is part of a closed | |
| 125 * fold. | |
| 126 * When returning TRUE, *firstp and *lastp are set to the first and last | |
| 127 * lnum of the sequence of folded lines (skipped when NULL). | |
| 128 */ | |
| 129 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
130 hasFolding(linenr_T lnum, linenr_T *firstp, linenr_T *lastp) |
| 7 | 131 { |
| 132 return hasFoldingWin(curwin, lnum, firstp, lastp, TRUE, NULL); | |
| 133 } | |
| 134 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
135 // hasFoldingWin() {{{2 |
| 7 | 136 int |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
137 hasFoldingWin( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
138 win_T *win, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
139 linenr_T lnum, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
140 linenr_T *firstp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
141 linenr_T *lastp, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
142 int cache, // when TRUE: use cached values of window |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
143 foldinfo_T *infop) // where to store fold info |
| 7 | 144 { |
| 145 int had_folded = FALSE; | |
| 146 linenr_T first = 0; | |
| 147 linenr_T last = 0; | |
| 148 linenr_T lnum_rel = lnum; | |
| 149 int x; | |
| 150 fold_T *fp; | |
| 151 int level = 0; | |
| 152 int use_level = FALSE; | |
| 153 int maybe_small = FALSE; | |
| 154 garray_T *gap; | |
|
9252
c25898cc99c1
commit https://github.com/vim/vim/commit/945ec093cd4ddefab930239990564b12eb232153
Christian Brabandt <cb@256bit.org>
parents:
8891
diff
changeset
|
155 int low_level = 0; |
| 7 | 156 |
| 157 checkupdate(win); | |
|
15031
03831e5ea0de
patch 8.1.0527: using 'shiftwidth' from wrong buffer for folding
Bram Moolenaar <Bram@vim.org>
parents:
12477
diff
changeset
|
158 |
| 7 | 159 /* |
| 160 * Return quickly when there is no folding at all in this window. | |
| 161 */ | |
| 162 if (!hasAnyFolding(win)) | |
| 163 { | |
| 164 if (infop != NULL) | |
| 165 infop->fi_level = 0; | |
| 166 return FALSE; | |
| 167 } | |
| 168 | |
| 169 if (cache) | |
| 170 { | |
| 171 /* | |
| 172 * First look in cached info for displayed lines. This is probably | |
| 173 * the fastest, but it can only be used if the entry is still valid. | |
| 174 */ | |
| 175 x = find_wl_entry(win, lnum); | |
| 176 if (x >= 0) | |
| 177 { | |
| 178 first = win->w_lines[x].wl_lnum; | |
| 179 last = win->w_lines[x].wl_lastlnum; | |
| 180 had_folded = win->w_lines[x].wl_folded; | |
| 181 } | |
| 182 } | |
| 183 | |
| 184 if (first == 0) | |
| 185 { | |
| 186 /* | |
| 187 * Recursively search for a fold that contains "lnum". | |
| 188 */ | |
| 189 gap = &win->w_folds; | |
| 190 for (;;) | |
| 191 { | |
| 192 if (!foldFind(gap, lnum_rel, &fp)) | |
| 193 break; | |
| 194 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
195 // Remember lowest level of fold that starts in "lnum". |
| 7 | 196 if (lnum_rel == fp->fd_top && low_level == 0) |
| 197 low_level = level + 1; | |
| 198 | |
| 199 first += fp->fd_top; | |
| 200 last += fp->fd_top; | |
| 201 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
202 // is this fold closed? |
| 7 | 203 had_folded = check_closed(win, fp, &use_level, level, |
| 204 &maybe_small, lnum - lnum_rel); | |
| 205 if (had_folded) | |
| 206 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
207 // Fold closed: Set last and quit loop. |
| 7 | 208 last += fp->fd_len - 1; |
| 209 break; | |
| 210 } | |
| 211 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
212 // Fold found, but it's open: Check nested folds. Line number is |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
213 // relative to containing fold. |
| 7 | 214 gap = &fp->fd_nested; |
| 215 lnum_rel -= fp->fd_top; | |
| 216 ++level; | |
| 217 } | |
| 218 } | |
| 219 | |
| 220 if (!had_folded) | |
| 221 { | |
| 222 if (infop != NULL) | |
| 223 { | |
| 224 infop->fi_level = level; | |
| 225 infop->fi_lnum = lnum - lnum_rel; | |
| 226 infop->fi_low_level = low_level == 0 ? level : low_level; | |
| 227 } | |
| 228 return FALSE; | |
| 229 } | |
| 230 | |
| 6753 | 231 if (last > win->w_buffer->b_ml.ml_line_count) |
| 232 last = win->w_buffer->b_ml.ml_line_count; | |
| 7 | 233 if (lastp != NULL) |
| 234 *lastp = last; | |
| 235 if (firstp != NULL) | |
| 236 *firstp = first; | |
| 237 if (infop != NULL) | |
| 238 { | |
| 239 infop->fi_level = level + 1; | |
| 240 infop->fi_lnum = first; | |
| 241 infop->fi_low_level = low_level == 0 ? level + 1 : low_level; | |
| 242 } | |
| 243 return TRUE; | |
| 244 } | |
| 245 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
246 // foldLevel() {{{2 |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
247 #ifdef FEAT_EVAL |
| 7 | 248 /* |
| 249 * Return fold level at line number "lnum" in the current window. | |
| 250 */ | |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
251 static int |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
252 foldLevel(linenr_T lnum) |
| 7 | 253 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
254 // While updating the folds lines between invalid_top and invalid_bot have |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
255 // an undefined fold level. Otherwise update the folds first. |
| 7 | 256 if (invalid_top == (linenr_T)0) |
| 257 checkupdate(curwin); | |
| 258 else if (lnum == prev_lnum && prev_lnum_lvl >= 0) | |
| 259 return prev_lnum_lvl; | |
| 260 else if (lnum >= invalid_top && lnum <= invalid_bot) | |
| 261 return -1; | |
| 262 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
263 // Return quickly when there is no folding at all in this window. |
| 7 | 264 if (!hasAnyFolding(curwin)) |
| 265 return 0; | |
| 266 | |
| 267 return foldLevelWin(curwin, lnum); | |
| 268 } | |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
269 #endif |
| 7 | 270 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
271 // lineFolded() {{{2 |
| 7 | 272 /* |
| 273 * Low level function to check if a line is folded. Doesn't use any caching. | |
| 274 * Return TRUE if line is folded. | |
| 275 * Return FALSE if line is not folded. | |
| 276 * Return MAYBE if the line is folded when next to a folded line. | |
| 277 */ | |
| 278 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
279 lineFolded(win_T *win, linenr_T lnum) |
| 7 | 280 { |
| 281 return foldedCount(win, lnum, NULL) != 0; | |
| 282 } | |
| 283 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
284 // foldedCount() {{{2 |
| 7 | 285 /* |
| 286 * Count the number of lines that are folded at line number "lnum". | |
| 287 * Normally "lnum" is the first line of a possible fold, and the returned | |
| 288 * number is the number of lines in the fold. | |
| 289 * Doesn't use caching from the displayed window. | |
| 290 * Returns number of folded lines from "lnum", or 0 if line is not folded. | |
| 291 * When "infop" is not NULL, fills *infop with the fold level info. | |
| 292 */ | |
| 293 long | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
294 foldedCount(win_T *win, linenr_T lnum, foldinfo_T *infop) |
| 7 | 295 { |
| 296 linenr_T last; | |
| 297 | |
| 298 if (hasFoldingWin(win, lnum, NULL, &last, FALSE, infop)) | |
| 299 return (long)(last - lnum + 1); | |
| 300 return 0; | |
| 301 } | |
| 302 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
303 // foldmethodIsManual() {{{2 |
| 7 | 304 /* |
| 305 * Return TRUE if 'foldmethod' is "manual" | |
| 306 */ | |
| 307 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
308 foldmethodIsManual(win_T *wp) |
| 7 | 309 { |
| 310 return (wp->w_p_fdm[3] == 'u'); | |
| 311 } | |
| 312 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
313 // foldmethodIsIndent() {{{2 |
| 7 | 314 /* |
| 315 * Return TRUE if 'foldmethod' is "indent" | |
| 316 */ | |
| 317 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
318 foldmethodIsIndent(win_T *wp) |
| 7 | 319 { |
| 320 return (wp->w_p_fdm[0] == 'i'); | |
| 321 } | |
| 322 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
323 // foldmethodIsExpr() {{{2 |
| 7 | 324 /* |
| 325 * Return TRUE if 'foldmethod' is "expr" | |
| 326 */ | |
| 327 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
328 foldmethodIsExpr(win_T *wp) |
| 7 | 329 { |
| 330 return (wp->w_p_fdm[1] == 'x'); | |
| 331 } | |
| 332 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
333 // foldmethodIsMarker() {{{2 |
| 7 | 334 /* |
| 335 * Return TRUE if 'foldmethod' is "marker" | |
| 336 */ | |
| 337 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
338 foldmethodIsMarker(win_T *wp) |
| 7 | 339 { |
| 340 return (wp->w_p_fdm[2] == 'r'); | |
| 341 } | |
| 342 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
343 // foldmethodIsSyntax() {{{2 |
| 7 | 344 /* |
| 345 * Return TRUE if 'foldmethod' is "syntax" | |
| 346 */ | |
| 347 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
348 foldmethodIsSyntax(win_T *wp) |
| 7 | 349 { |
| 350 return (wp->w_p_fdm[0] == 's'); | |
| 351 } | |
| 352 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
353 // foldmethodIsDiff() {{{2 |
| 7 | 354 /* |
| 355 * Return TRUE if 'foldmethod' is "diff" | |
| 356 */ | |
| 357 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
358 foldmethodIsDiff(win_T *wp) |
| 7 | 359 { |
| 360 return (wp->w_p_fdm[0] == 'd'); | |
| 361 } | |
| 362 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
363 // closeFold() {{{2 |
| 7 | 364 /* |
| 365 * Close fold for current window at line "lnum". | |
| 366 * Repeat "count" times. | |
| 367 */ | |
| 368 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
369 closeFold(linenr_T lnum, long count) |
| 7 | 370 { |
| 371 setFoldRepeat(lnum, count, FALSE); | |
| 372 } | |
| 373 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
374 // closeFoldRecurse() {{{2 |
| 7 | 375 /* |
| 376 * Close fold for current window at line "lnum" recursively. | |
| 377 */ | |
| 378 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
379 closeFoldRecurse(linenr_T lnum) |
| 7 | 380 { |
| 381 (void)setManualFold(lnum, FALSE, TRUE, NULL); | |
| 382 } | |
| 383 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
384 // opFoldRange() {{{2 |
| 7 | 385 /* |
| 386 * Open or Close folds for current window in lines "first" to "last". | |
| 387 * Used for "zo", "zO", "zc" and "zC" in Visual mode. | |
| 388 */ | |
| 389 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
390 opFoldRange( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
391 linenr_T first, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
392 linenr_T last, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
393 int opening, // TRUE to open, FALSE to close |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
394 int recurse, // TRUE to do it recursively |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
395 int had_visual) // TRUE when Visual selection used |
| 7 | 396 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
397 int done = DONE_NOTHING; // avoid error messages |
| 7 | 398 linenr_T lnum; |
| 399 linenr_T lnum_next; | |
| 400 | |
| 401 for (lnum = first; lnum <= last; lnum = lnum_next + 1) | |
| 402 { | |
| 403 lnum_next = lnum; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
404 // Opening one level only: next fold to open is after the one going to |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
405 // be opened. |
| 7 | 406 if (opening && !recurse) |
| 407 (void)hasFolding(lnum, NULL, &lnum_next); | |
| 408 (void)setManualFold(lnum, opening, recurse, &done); | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
409 // Closing one level only: next line to close a fold is after just |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
410 // closed fold. |
| 7 | 411 if (!opening && !recurse) |
| 412 (void)hasFolding(lnum, NULL, &lnum_next); | |
| 413 } | |
| 414 if (done == DONE_NOTHING) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
415 emsg(_(e_nofold)); |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
416 // Force a redraw to remove the Visual highlighting. |
| 7 | 417 if (had_visual) |
| 418 redraw_curbuf_later(INVERTED); | |
| 419 } | |
| 420 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
421 // openFold() {{{2 |
| 7 | 422 /* |
| 423 * Open fold for current window at line "lnum". | |
| 424 * Repeat "count" times. | |
| 425 */ | |
| 426 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
427 openFold(linenr_T lnum, long count) |
| 7 | 428 { |
| 429 setFoldRepeat(lnum, count, TRUE); | |
| 430 } | |
| 431 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
432 // openFoldRecurse() {{{2 |
| 7 | 433 /* |
| 434 * Open fold for current window at line "lnum" recursively. | |
| 435 */ | |
| 436 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
437 openFoldRecurse(linenr_T lnum) |
| 7 | 438 { |
| 439 (void)setManualFold(lnum, TRUE, TRUE, NULL); | |
| 440 } | |
| 441 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
442 // foldOpenCursor() {{{2 |
| 7 | 443 /* |
| 444 * Open folds until the cursor line is not in a closed fold. | |
| 445 */ | |
| 446 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
447 foldOpenCursor(void) |
| 7 | 448 { |
| 449 int done; | |
| 450 | |
| 451 checkupdate(curwin); | |
| 452 if (hasAnyFolding(curwin)) | |
| 453 for (;;) | |
| 454 { | |
| 455 done = DONE_NOTHING; | |
| 456 (void)setManualFold(curwin->w_cursor.lnum, TRUE, FALSE, &done); | |
| 457 if (!(done & DONE_ACTION)) | |
| 458 break; | |
| 459 } | |
| 460 } | |
| 461 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
462 // newFoldLevel() {{{2 |
| 7 | 463 /* |
| 464 * Set new foldlevel for current window. | |
| 465 */ | |
| 466 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
467 newFoldLevel(void) |
| 7 | 468 { |
| 469 newFoldLevelWin(curwin); | |
| 470 | |
| 471 #ifdef FEAT_DIFF | |
| 472 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) | |
| 473 { | |
| 474 win_T *wp; | |
| 475 | |
| 476 /* | |
| 477 * Set the same foldlevel in other windows in diff mode. | |
| 478 */ | |
| 479 FOR_ALL_WINDOWS(wp) | |
| 480 { | |
| 481 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) | |
| 482 { | |
| 483 wp->w_p_fdl = curwin->w_p_fdl; | |
| 484 newFoldLevelWin(wp); | |
| 485 } | |
| 486 } | |
| 487 } | |
| 488 #endif | |
| 489 } | |
| 490 | |
| 491 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
492 newFoldLevelWin(win_T *wp) |
| 7 | 493 { |
| 494 fold_T *fp; | |
| 495 int i; | |
| 496 | |
| 497 checkupdate(wp); | |
| 498 if (wp->w_fold_manual) | |
| 499 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
500 // Set all flags for the first level of folds to FD_LEVEL. Following |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
501 // manual open/close will then change the flags to FD_OPEN or |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
502 // FD_CLOSED for those folds that don't use 'foldlevel'. |
| 7 | 503 fp = (fold_T *)wp->w_folds.ga_data; |
| 504 for (i = 0; i < wp->w_folds.ga_len; ++i) | |
| 505 fp[i].fd_flags = FD_LEVEL; | |
| 506 wp->w_fold_manual = FALSE; | |
| 507 } | |
| 508 changed_window_setting_win(wp); | |
| 509 } | |
| 510 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
511 // foldCheckClose() {{{2 |
| 7 | 512 /* |
| 513 * Apply 'foldlevel' to all folds that don't contain the cursor. | |
| 514 */ | |
| 515 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
516 foldCheckClose(void) |
| 7 | 517 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
518 if (*p_fcl != NUL) // can only be "all" right now |
| 7 | 519 { |
| 520 checkupdate(curwin); | |
| 521 if (checkCloseRec(&curwin->w_folds, curwin->w_cursor.lnum, | |
| 522 (int)curwin->w_p_fdl)) | |
| 523 changed_window_setting(); | |
| 524 } | |
| 525 } | |
| 526 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
527 // checkCloseRec() {{{2 |
| 7 | 528 static int |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
529 checkCloseRec(garray_T *gap, linenr_T lnum, int level) |
| 7 | 530 { |
| 531 fold_T *fp; | |
| 532 int retval = FALSE; | |
| 533 int i; | |
| 534 | |
| 535 fp = (fold_T *)gap->ga_data; | |
| 536 for (i = 0; i < gap->ga_len; ++i) | |
| 537 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
538 // Only manually opened folds may need to be closed. |
| 7 | 539 if (fp[i].fd_flags == FD_OPEN) |
| 540 { | |
| 541 if (level <= 0 && (lnum < fp[i].fd_top | |
| 542 || lnum >= fp[i].fd_top + fp[i].fd_len)) | |
| 543 { | |
| 544 fp[i].fd_flags = FD_LEVEL; | |
| 545 retval = TRUE; | |
| 546 } | |
| 547 else | |
| 548 retval |= checkCloseRec(&fp[i].fd_nested, lnum - fp[i].fd_top, | |
| 549 level - 1); | |
| 550 } | |
| 551 } | |
| 552 return retval; | |
| 553 } | |
| 554 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
555 // foldCreateAllowed() {{{2 |
| 7 | 556 /* |
| 557 * Return TRUE if it's allowed to manually create or delete a fold. | |
| 558 * Give an error message and return FALSE if not. | |
| 559 */ | |
| 560 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
561 foldManualAllowed(int create) |
| 7 | 562 { |
| 563 if (foldmethodIsManual(curwin) || foldmethodIsMarker(curwin)) | |
| 564 return TRUE; | |
| 565 if (create) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
566 emsg(_("E350: Cannot create fold with current 'foldmethod'")); |
| 7 | 567 else |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
568 emsg(_("E351: Cannot delete fold with current 'foldmethod'")); |
| 7 | 569 return FALSE; |
| 570 } | |
| 571 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
572 // foldCreate() {{{2 |
| 7 | 573 /* |
| 574 * Create a fold from line "start" to line "end" (inclusive) in the current | |
| 575 * window. | |
| 576 */ | |
| 577 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
578 foldCreate(linenr_T start, linenr_T end) |
| 7 | 579 { |
| 580 fold_T *fp; | |
| 581 garray_T *gap; | |
| 582 garray_T fold_ga; | |
| 583 int i, j; | |
| 584 int cont; | |
| 585 int use_level = FALSE; | |
| 586 int closed = FALSE; | |
| 587 int level = 0; | |
| 588 linenr_T start_rel = start; | |
| 589 linenr_T end_rel = end; | |
| 590 | |
| 591 if (start > end) | |
| 592 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
593 // reverse the range |
| 7 | 594 end = start_rel; |
| 595 start = end_rel; | |
| 596 start_rel = start; | |
| 597 end_rel = end; | |
| 598 } | |
| 599 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
600 // When 'foldmethod' is "marker" add markers, which creates the folds. |
| 7 | 601 if (foldmethodIsMarker(curwin)) |
| 602 { | |
| 603 foldCreateMarkers(start, end); | |
| 604 return; | |
| 605 } | |
| 606 | |
| 607 checkupdate(curwin); | |
| 608 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
609 // Find the place to insert the new fold. |
| 7 | 610 gap = &curwin->w_folds; |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
611 if (gap->ga_len == 0) |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
612 i = 0; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
613 else |
| 7 | 614 { |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
615 for (;;) |
| 7 | 616 { |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
617 if (!foldFind(gap, start_rel, &fp)) |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
618 break; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
619 if (fp->fd_top + fp->fd_len > end_rel) |
| 7 | 620 { |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
621 // New fold is completely inside this fold: Go one level |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
622 // deeper. |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
623 gap = &fp->fd_nested; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
624 start_rel -= fp->fd_top; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
625 end_rel -= fp->fd_top; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
626 if (use_level || fp->fd_flags == FD_LEVEL) |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
627 { |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
628 use_level = TRUE; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
629 if (level >= curwin->w_p_fdl) |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
630 closed = TRUE; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
631 } |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
632 else if (fp->fd_flags == FD_CLOSED) |
| 7 | 633 closed = TRUE; |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
634 ++level; |
| 7 | 635 } |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
636 else |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
637 { |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
638 // This fold and new fold overlap: Insert here and move some |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
639 // folds inside the new fold. |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
640 break; |
|
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
641 } |
| 7 | 642 } |
|
22008
3ea6b4a5369a
patch 8.2.1553: crash in edit test
Bram Moolenaar <Bram@vim.org>
parents:
22006
diff
changeset
|
643 i = (int)(fp - (fold_T *)gap->ga_data); |
| 7 | 644 } |
| 645 | |
| 646 if (ga_grow(gap, 1) == OK) | |
| 647 { | |
| 648 fp = (fold_T *)gap->ga_data + i; | |
| 649 ga_init2(&fold_ga, (int)sizeof(fold_T), 10); | |
| 650 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
651 // Count number of folds that will be contained in the new fold. |
| 7 | 652 for (cont = 0; i + cont < gap->ga_len; ++cont) |
| 653 if (fp[cont].fd_top > end_rel) | |
| 654 break; | |
| 655 if (cont > 0 && ga_grow(&fold_ga, cont) == OK) | |
| 656 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
657 // If the first fold starts before the new fold, let the new fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
658 // start there. Otherwise the existing fold would change. |
| 7 | 659 if (start_rel > fp->fd_top) |
| 660 start_rel = fp->fd_top; | |
| 661 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
662 // When last contained fold isn't completely contained, adjust end |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
663 // of new fold. |
| 7 | 664 if (end_rel < fp[cont - 1].fd_top + fp[cont - 1].fd_len - 1) |
| 665 end_rel = fp[cont - 1].fd_top + fp[cont - 1].fd_len - 1; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
666 // Move contained folds to inside new fold. |
| 7 | 667 mch_memmove(fold_ga.ga_data, fp, sizeof(fold_T) * cont); |
| 668 fold_ga.ga_len += cont; | |
| 669 i += cont; | |
| 670 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
671 // Adjust line numbers in contained folds to be relative to the |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
672 // new fold. |
| 7 | 673 for (j = 0; j < cont; ++j) |
| 674 ((fold_T *)fold_ga.ga_data)[j].fd_top -= start_rel; | |
| 675 } | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
676 // Move remaining entries to after the new fold. |
| 7 | 677 if (i < gap->ga_len) |
| 678 mch_memmove(fp + 1, (fold_T *)gap->ga_data + i, | |
| 679 sizeof(fold_T) * (gap->ga_len - i)); | |
| 680 gap->ga_len = gap->ga_len + 1 - cont; | |
| 681 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
682 // insert new fold |
| 7 | 683 fp->fd_nested = fold_ga; |
| 684 fp->fd_top = start_rel; | |
| 685 fp->fd_len = end_rel - start_rel + 1; | |
| 686 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
687 // We want the new fold to be closed. If it would remain open because |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
688 // of using 'foldlevel', need to adjust fd_flags of containing folds. |
| 7 | 689 if (use_level && !closed && level < curwin->w_p_fdl) |
| 690 closeFold(start, 1L); | |
| 691 if (!use_level) | |
| 692 curwin->w_fold_manual = TRUE; | |
| 693 fp->fd_flags = FD_CLOSED; | |
| 694 fp->fd_small = MAYBE; | |
| 695 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
696 // redraw |
| 7 | 697 changed_window_setting(); |
| 698 } | |
| 699 } | |
| 700 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
701 // deleteFold() {{{2 |
| 7 | 702 /* |
| 703 * Delete a fold at line "start" in the current window. | |
| 704 * When "end" is not 0, delete all folds from "start" to "end". | |
| 705 * When "recursive" is TRUE delete recursively. | |
| 706 */ | |
| 707 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
708 deleteFold( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
709 linenr_T start, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
710 linenr_T end, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
711 int recursive, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
712 int had_visual) // TRUE when Visual selection used |
| 7 | 713 { |
| 714 garray_T *gap; | |
| 715 fold_T *fp; | |
| 716 garray_T *found_ga; | |
| 717 fold_T *found_fp = NULL; | |
| 718 linenr_T found_off = 0; | |
| 1780 | 719 int use_level; |
| 7 | 720 int maybe_small = FALSE; |
| 721 int level = 0; | |
| 722 linenr_T lnum = start; | |
| 723 linenr_T lnum_off; | |
| 724 int did_one = FALSE; | |
| 725 linenr_T first_lnum = MAXLNUM; | |
| 726 linenr_T last_lnum = 0; | |
| 727 | |
| 728 checkupdate(curwin); | |
| 729 | |
| 730 while (lnum <= end) | |
| 731 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
732 // Find the deepest fold for "start". |
| 7 | 733 gap = &curwin->w_folds; |
| 734 found_ga = NULL; | |
| 735 lnum_off = 0; | |
| 1780 | 736 use_level = FALSE; |
| 7 | 737 for (;;) |
| 738 { | |
| 739 if (!foldFind(gap, lnum - lnum_off, &fp)) | |
| 740 break; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
741 // lnum is inside this fold, remember info |
| 7 | 742 found_ga = gap; |
| 743 found_fp = fp; | |
| 744 found_off = lnum_off; | |
| 745 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
746 // if "lnum" is folded, don't check nesting |
| 7 | 747 if (check_closed(curwin, fp, &use_level, level, |
| 748 &maybe_small, lnum_off)) | |
| 749 break; | |
| 750 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
751 // check nested folds |
| 7 | 752 gap = &fp->fd_nested; |
| 753 lnum_off += fp->fd_top; | |
| 754 ++level; | |
| 755 } | |
| 756 if (found_ga == NULL) | |
| 757 { | |
| 758 ++lnum; | |
| 759 } | |
| 760 else | |
| 761 { | |
| 762 lnum = found_fp->fd_top + found_fp->fd_len + found_off; | |
| 763 | |
| 764 if (foldmethodIsManual(curwin)) | |
| 765 deleteFoldEntry(found_ga, | |
| 766 (int)(found_fp - (fold_T *)found_ga->ga_data), recursive); | |
| 767 else | |
| 768 { | |
| 1780 | 769 if (first_lnum > found_fp->fd_top + found_off) |
| 770 first_lnum = found_fp->fd_top + found_off; | |
| 771 if (last_lnum < lnum) | |
| 7 | 772 last_lnum = lnum; |
| 1780 | 773 if (!did_one) |
| 774 parseMarker(curwin); | |
| 7 | 775 deleteFoldMarkers(found_fp, recursive, found_off); |
| 776 } | |
| 1780 | 777 did_one = TRUE; |
| 7 | 778 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
779 // redraw window |
| 7 | 780 changed_window_setting(); |
| 781 } | |
| 782 } | |
| 783 if (!did_one) | |
| 784 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
785 emsg(_(e_nofold)); |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
786 // Force a redraw to remove the Visual highlighting. |
| 7 | 787 if (had_visual) |
| 788 redraw_curbuf_later(INVERTED); | |
| 789 } | |
| 1780 | 790 else |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
791 // Deleting markers may make cursor column invalid. |
| 1780 | 792 check_cursor_col(); |
| 793 | |
| 7 | 794 if (last_lnum > 0) |
| 795 changed_lines(first_lnum, (colnr_T)0, last_lnum, 0L); | |
| 796 } | |
| 797 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
798 // clearFolding() {{{2 |
| 7 | 799 /* |
| 800 * Remove all folding for window "win". | |
| 801 */ | |
| 802 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
803 clearFolding(win_T *win) |
| 7 | 804 { |
| 805 deleteFoldRecurse(&win->w_folds); | |
| 806 win->w_foldinvalid = FALSE; | |
| 807 } | |
| 808 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
809 // foldUpdate() {{{2 |
| 7 | 810 /* |
| 811 * Update folds for changes in the buffer of a window. | |
| 812 * Note that inserted/deleted lines must have already been taken care of by | |
| 813 * calling foldMarkAdjust(). | |
| 814 * The changes in lines from top to bot (inclusive). | |
| 815 */ | |
| 816 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
817 foldUpdate(win_T *wp, linenr_T top, linenr_T bot) |
| 7 | 818 { |
| 819 fold_T *fp; | |
| 820 | |
|
8891
d7ba3f9b9ba6
commit https://github.com/vim/vim/commit/429fcfbf9a9275367fe9441a50a3dcd773497d84
Christian Brabandt <cb@256bit.org>
parents:
7821
diff
changeset
|
821 if (disable_fold_update > 0) |
|
d7ba3f9b9ba6
commit https://github.com/vim/vim/commit/429fcfbf9a9275367fe9441a50a3dcd773497d84
Christian Brabandt <cb@256bit.org>
parents:
7821
diff
changeset
|
822 return; |
|
17851
ba63a184e6b6
patch 8.1.1922: in diff mode global operations can be very slow
Bram Moolenaar <Bram@vim.org>
parents:
17787
diff
changeset
|
823 #ifdef FEAT_DIFF |
|
ba63a184e6b6
patch 8.1.1922: in diff mode global operations can be very slow
Bram Moolenaar <Bram@vim.org>
parents:
17787
diff
changeset
|
824 if (need_diff_redraw) |
|
ba63a184e6b6
patch 8.1.1922: in diff mode global operations can be very slow
Bram Moolenaar <Bram@vim.org>
parents:
17787
diff
changeset
|
825 // will update later |
|
ba63a184e6b6
patch 8.1.1922: in diff mode global operations can be very slow
Bram Moolenaar <Bram@vim.org>
parents:
17787
diff
changeset
|
826 return; |
|
ba63a184e6b6
patch 8.1.1922: in diff mode global operations can be very slow
Bram Moolenaar <Bram@vim.org>
parents:
17787
diff
changeset
|
827 #endif |
|
8891
d7ba3f9b9ba6
commit https://github.com/vim/vim/commit/429fcfbf9a9275367fe9441a50a3dcd773497d84
Christian Brabandt <cb@256bit.org>
parents:
7821
diff
changeset
|
828 |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
829 if (wp->w_folds.ga_len > 0) |
| 7 | 830 { |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
831 // Mark all folds from top to bot as maybe-small. |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
832 (void)foldFind(&wp->w_folds, top, &fp); |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
833 while (fp < (fold_T *)wp->w_folds.ga_data + wp->w_folds.ga_len |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
834 && fp->fd_top < bot) |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
835 { |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
836 fp->fd_small = MAYBE; |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
837 ++fp; |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
838 } |
| 7 | 839 } |
| 840 | |
| 841 if (foldmethodIsIndent(wp) | |
| 842 || foldmethodIsExpr(wp) | |
| 843 || foldmethodIsMarker(wp) | |
| 844 #ifdef FEAT_DIFF | |
| 845 || foldmethodIsDiff(wp) | |
| 846 #endif | |
| 847 || foldmethodIsSyntax(wp)) | |
| 1424 | 848 { |
| 849 int save_got_int = got_int; | |
| 850 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
851 // reset got_int here, otherwise it won't work |
| 1424 | 852 got_int = FALSE; |
| 7 | 853 foldUpdateIEMS(wp, top, bot); |
| 1424 | 854 got_int |= save_got_int; |
| 855 } | |
| 7 | 856 } |
| 857 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
858 // foldUpdateAll() {{{2 |
| 7 | 859 /* |
| 860 * Update all lines in a window for folding. | |
| 861 * Used when a fold setting changes or after reloading the buffer. | |
| 862 * The actual updating is postponed until fold info is used, to avoid doing | |
| 863 * every time a setting is changed or a syntax item is added. | |
| 864 */ | |
| 865 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
866 foldUpdateAll(win_T *win) |
| 7 | 867 { |
| 868 win->w_foldinvalid = TRUE; | |
| 869 redraw_win_later(win, NOT_VALID); | |
| 870 } | |
| 871 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
872 // foldMoveTo() {{{2 |
| 7 | 873 /* |
| 874 * If "updown" is FALSE: Move to the start or end of the fold. | |
| 875 * If "updown" is TRUE: move to fold at the same level. | |
| 876 * If not moved return FAIL. | |
| 877 */ | |
| 878 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
879 foldMoveTo( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
880 int updown, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
881 int dir, // FORWARD or BACKWARD |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
882 long count) |
| 7 | 883 { |
| 884 long n; | |
| 885 int retval = FAIL; | |
| 886 linenr_T lnum_off; | |
| 887 linenr_T lnum_found; | |
| 888 linenr_T lnum; | |
| 889 int use_level; | |
| 890 int maybe_small; | |
| 891 garray_T *gap; | |
| 892 fold_T *fp; | |
| 893 int level; | |
| 894 int last; | |
| 895 | |
| 36 | 896 checkupdate(curwin); |
| 897 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
898 // Repeat "count" times. |
| 7 | 899 for (n = 0; n < count; ++n) |
| 900 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
901 // Find nested folds. Stop when a fold is closed. The deepest fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
902 // that moves the cursor is used. |
| 7 | 903 lnum_off = 0; |
| 904 gap = &curwin->w_folds; | |
| 905 use_level = FALSE; | |
| 906 maybe_small = FALSE; | |
| 907 lnum_found = curwin->w_cursor.lnum; | |
| 908 level = 0; | |
| 909 last = FALSE; | |
| 910 for (;;) | |
| 911 { | |
| 912 if (!foldFind(gap, curwin->w_cursor.lnum - lnum_off, &fp)) | |
| 913 { | |
| 914 if (!updown) | |
| 915 break; | |
| 916 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
917 // When moving up, consider a fold above the cursor; when |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
918 // moving down consider a fold below the cursor. |
| 7 | 919 if (dir == FORWARD) |
| 920 { | |
| 921 if (fp - (fold_T *)gap->ga_data >= gap->ga_len) | |
| 922 break; | |
| 923 --fp; | |
| 924 } | |
| 925 else | |
| 926 { | |
| 927 if (fp == (fold_T *)gap->ga_data) | |
| 928 break; | |
| 929 } | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
930 // don't look for contained folds, they will always move |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
931 // the cursor too far. |
| 7 | 932 last = TRUE; |
| 933 } | |
| 934 | |
| 935 if (!last) | |
| 936 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
937 // Check if this fold is closed. |
| 7 | 938 if (check_closed(curwin, fp, &use_level, level, |
| 939 &maybe_small, lnum_off)) | |
| 940 last = TRUE; | |
| 941 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
942 // "[z" and "]z" stop at closed fold |
| 7 | 943 if (last && !updown) |
| 944 break; | |
| 945 } | |
| 946 | |
| 947 if (updown) | |
| 948 { | |
| 949 if (dir == FORWARD) | |
| 950 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
951 // to start of next fold if there is one |
| 7 | 952 if (fp + 1 - (fold_T *)gap->ga_data < gap->ga_len) |
| 953 { | |
| 954 lnum = fp[1].fd_top + lnum_off; | |
| 955 if (lnum > curwin->w_cursor.lnum) | |
| 956 lnum_found = lnum; | |
| 957 } | |
| 958 } | |
| 959 else | |
| 960 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
961 // to end of previous fold if there is one |
| 7 | 962 if (fp > (fold_T *)gap->ga_data) |
| 963 { | |
| 964 lnum = fp[-1].fd_top + lnum_off + fp[-1].fd_len - 1; | |
| 965 if (lnum < curwin->w_cursor.lnum) | |
| 966 lnum_found = lnum; | |
| 967 } | |
| 968 } | |
| 969 } | |
| 970 else | |
| 971 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
972 // Open fold found, set cursor to its start/end and then check |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
973 // nested folds. |
| 7 | 974 if (dir == FORWARD) |
| 975 { | |
| 976 lnum = fp->fd_top + lnum_off + fp->fd_len - 1; | |
| 977 if (lnum > curwin->w_cursor.lnum) | |
| 978 lnum_found = lnum; | |
| 979 } | |
| 980 else | |
| 981 { | |
| 982 lnum = fp->fd_top + lnum_off; | |
| 983 if (lnum < curwin->w_cursor.lnum) | |
| 984 lnum_found = lnum; | |
| 985 } | |
| 986 } | |
| 987 | |
| 988 if (last) | |
| 989 break; | |
| 990 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
991 // Check nested folds (if any). |
| 7 | 992 gap = &fp->fd_nested; |
| 993 lnum_off += fp->fd_top; | |
| 994 ++level; | |
| 995 } | |
| 996 if (lnum_found != curwin->w_cursor.lnum) | |
| 997 { | |
| 998 if (retval == FAIL) | |
| 999 setpcmark(); | |
| 1000 curwin->w_cursor.lnum = lnum_found; | |
| 1001 curwin->w_cursor.col = 0; | |
| 1002 retval = OK; | |
| 1003 } | |
| 1004 else | |
| 1005 break; | |
| 1006 } | |
| 1007 | |
| 1008 return retval; | |
| 1009 } | |
| 1010 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1011 // foldInitWin() {{{2 |
| 7 | 1012 /* |
| 1013 * Init the fold info in a new window. | |
| 1014 */ | |
| 1015 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1016 foldInitWin(win_T *new_win) |
| 7 | 1017 { |
| 3263 | 1018 ga_init2(&new_win->w_folds, (int)sizeof(fold_T), 10); |
| 7 | 1019 } |
| 1020 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1021 // find_wl_entry() {{{2 |
| 7 | 1022 /* |
| 1023 * Find an entry in the win->w_lines[] array for buffer line "lnum". | |
| 1024 * Only valid entries are considered (for entries where wl_valid is FALSE the | |
| 1025 * line number can be wrong). | |
| 1026 * Returns index of entry or -1 if not found. | |
| 1027 */ | |
| 1028 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1029 find_wl_entry(win_T *win, linenr_T lnum) |
| 7 | 1030 { |
| 1031 int i; | |
| 1032 | |
|
2114
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1033 for (i = 0; i < win->w_lines_valid; ++i) |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1034 if (win->w_lines[i].wl_valid) |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1035 { |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1036 if (lnum < win->w_lines[i].wl_lnum) |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1037 return -1; |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1038 if (lnum <= win->w_lines[i].wl_lastlnum) |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1039 return i; |
|
5a97d0c03b59
updated for version 7.2.397
Bram Moolenaar <bram@zimbu.org>
parents:
2086
diff
changeset
|
1040 } |
| 7 | 1041 return -1; |
| 1042 } | |
| 1043 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1044 // foldAdjustVisual() {{{2 |
| 7 | 1045 /* |
| 1046 * Adjust the Visual area to include any fold at the start or end completely. | |
| 1047 */ | |
| 1048 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1049 foldAdjustVisual(void) |
| 7 | 1050 { |
| 1051 pos_T *start, *end; | |
| 1052 char_u *ptr; | |
| 1053 | |
| 1054 if (!VIsual_active || !hasAnyFolding(curwin)) | |
| 1055 return; | |
| 1056 | |
|
11121
778c10516955
patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11038
diff
changeset
|
1057 if (LTOREQ_POS(VIsual, curwin->w_cursor)) |
| 7 | 1058 { |
| 1059 start = &VIsual; | |
| 1060 end = &curwin->w_cursor; | |
| 1061 } | |
| 1062 else | |
| 1063 { | |
| 1064 start = &curwin->w_cursor; | |
| 1065 end = &VIsual; | |
| 1066 } | |
| 1067 if (hasFolding(start->lnum, &start->lnum, NULL)) | |
| 1068 start->col = 0; | |
| 1069 if (hasFolding(end->lnum, NULL, &end->lnum)) | |
| 1070 { | |
| 1071 ptr = ml_get(end->lnum); | |
| 1072 end->col = (colnr_T)STRLEN(ptr); | |
| 1073 if (end->col > 0 && *p_sel == 'o') | |
| 1074 --end->col; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1075 // prevent cursor from moving on the trail byte |
| 7 | 1076 if (has_mbyte) |
| 1077 mb_adjust_cursor(); | |
| 1078 } | |
| 1079 } | |
| 1080 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1081 // cursor_foldstart() {{{2 |
| 7 | 1082 /* |
| 1083 * Move the cursor to the first line of a closed fold. | |
| 1084 */ | |
| 1085 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1086 foldAdjustCursor(void) |
| 7 | 1087 { |
| 1088 (void)hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL); | |
| 1089 } | |
| 1090 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1091 // Internal functions for "fold_T" {{{1 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1092 // cloneFoldGrowArray() {{{2 |
| 7 | 1093 /* |
| 1094 * Will "clone" (i.e deep copy) a garray_T of folds. | |
| 1095 * | |
| 1096 * Return FAIL if the operation cannot be completed, otherwise OK. | |
| 1097 */ | |
| 1098 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1099 cloneFoldGrowArray(garray_T *from, garray_T *to) |
| 7 | 1100 { |
| 1101 int i; | |
| 1102 fold_T *from_p; | |
| 1103 fold_T *to_p; | |
| 1104 | |
| 1105 ga_init2(to, from->ga_itemsize, from->ga_growsize); | |
| 1106 if (from->ga_len == 0 || ga_grow(to, from->ga_len) == FAIL) | |
| 1107 return; | |
| 1108 | |
| 1109 from_p = (fold_T *)from->ga_data; | |
| 1110 to_p = (fold_T *)to->ga_data; | |
| 1111 | |
| 1112 for (i = 0; i < from->ga_len; i++) | |
| 1113 { | |
| 1114 to_p->fd_top = from_p->fd_top; | |
| 1115 to_p->fd_len = from_p->fd_len; | |
| 1116 to_p->fd_flags = from_p->fd_flags; | |
| 1117 to_p->fd_small = from_p->fd_small; | |
| 1118 cloneFoldGrowArray(&from_p->fd_nested, &to_p->fd_nested); | |
| 1119 ++to->ga_len; | |
| 1120 ++from_p; | |
| 1121 ++to_p; | |
| 1122 } | |
| 1123 } | |
| 1124 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1125 // foldFind() {{{2 |
| 7 | 1126 /* |
| 1127 * Search for line "lnum" in folds of growarray "gap". | |
| 1128 * Set *fpp to the fold struct for the fold that contains "lnum" or | |
| 1129 * the first fold below it (careful: it can be beyond the end of the array!). | |
| 1130 * Returns FALSE when there is no fold that contains "lnum". | |
| 1131 */ | |
| 1132 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1133 foldFind(garray_T *gap, linenr_T lnum, fold_T **fpp) |
| 7 | 1134 { |
| 1135 linenr_T low, high; | |
| 1136 fold_T *fp; | |
| 1137 int i; | |
| 1138 | |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1139 if (gap->ga_len == 0) |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1140 { |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1141 *fpp = NULL; |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1142 return FALSE; |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1143 } |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
1144 |
| 7 | 1145 /* |
| 1146 * Perform a binary search. | |
| 1147 * "low" is lowest index of possible match. | |
| 1148 * "high" is highest index of possible match. | |
| 1149 */ | |
| 1150 fp = (fold_T *)gap->ga_data; | |
| 1151 low = 0; | |
| 1152 high = gap->ga_len - 1; | |
| 1153 while (low <= high) | |
| 1154 { | |
| 1155 i = (low + high) / 2; | |
| 1156 if (fp[i].fd_top > lnum) | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1157 // fold below lnum, adjust high |
| 7 | 1158 high = i - 1; |
| 1159 else if (fp[i].fd_top + fp[i].fd_len <= lnum) | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1160 // fold above lnum, adjust low |
| 7 | 1161 low = i + 1; |
| 1162 else | |
| 1163 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1164 // lnum is inside this fold |
| 7 | 1165 *fpp = fp + i; |
| 1166 return TRUE; | |
| 1167 } | |
| 1168 } | |
| 1169 *fpp = fp + low; | |
| 1170 return FALSE; | |
| 1171 } | |
| 1172 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1173 // foldLevelWin() {{{2 |
| 7 | 1174 /* |
| 1175 * Return fold level at line number "lnum" in window "wp". | |
| 1176 */ | |
| 1177 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1178 foldLevelWin(win_T *wp, linenr_T lnum) |
| 7 | 1179 { |
| 1180 fold_T *fp; | |
| 1181 linenr_T lnum_rel = lnum; | |
| 1182 int level = 0; | |
| 1183 garray_T *gap; | |
| 1184 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1185 // Recursively search for a fold that contains "lnum". |
| 7 | 1186 gap = &wp->w_folds; |
| 1187 for (;;) | |
| 1188 { | |
| 1189 if (!foldFind(gap, lnum_rel, &fp)) | |
| 1190 break; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1191 // Check nested folds. Line number is relative to containing fold. |
| 7 | 1192 gap = &fp->fd_nested; |
| 1193 lnum_rel -= fp->fd_top; | |
| 1194 ++level; | |
| 1195 } | |
| 1196 | |
| 1197 return level; | |
| 1198 } | |
| 1199 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1200 // checkupdate() {{{2 |
| 7 | 1201 /* |
| 1202 * Check if the folds in window "wp" are invalid and update them if needed. | |
| 1203 */ | |
| 1204 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1205 checkupdate(win_T *wp) |
| 7 | 1206 { |
| 1207 if (wp->w_foldinvalid) | |
| 1208 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1209 foldUpdate(wp, (linenr_T)1, (linenr_T)MAXLNUM); // will update all |
| 7 | 1210 wp->w_foldinvalid = FALSE; |
| 1211 } | |
| 1212 } | |
| 1213 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1214 // setFoldRepeat() {{{2 |
| 7 | 1215 /* |
| 1216 * Open or close fold for current window at line "lnum". | |
| 1217 * Repeat "count" times. | |
| 1218 */ | |
| 1219 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1220 setFoldRepeat(linenr_T lnum, long count, int do_open) |
| 7 | 1221 { |
| 1222 int done; | |
| 1223 long n; | |
| 1224 | |
| 1225 for (n = 0; n < count; ++n) | |
| 1226 { | |
| 1227 done = DONE_NOTHING; | |
| 1757 | 1228 (void)setManualFold(lnum, do_open, FALSE, &done); |
| 7 | 1229 if (!(done & DONE_ACTION)) |
| 1230 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1231 // Only give an error message when no fold could be opened. |
| 7 | 1232 if (n == 0 && !(done & DONE_FOLD)) |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
1233 emsg(_(e_nofold)); |
| 7 | 1234 break; |
| 1235 } | |
| 1236 } | |
| 1237 } | |
| 1238 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1239 // setManualFold() {{{2 |
| 7 | 1240 /* |
| 1241 * Open or close the fold in the current window which contains "lnum". | |
| 1242 * Also does this for other windows in diff mode when needed. | |
| 1243 */ | |
| 1244 static linenr_T | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1245 setManualFold( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1246 linenr_T lnum, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1247 int opening, // TRUE when opening, FALSE when closing |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1248 int recurse, // TRUE when closing/opening recursive |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1249 int *donep) |
| 7 | 1250 { |
| 1251 #ifdef FEAT_DIFF | |
| 1252 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) | |
| 1253 { | |
| 1254 win_T *wp; | |
| 1255 linenr_T dlnum; | |
| 1256 | |
| 1257 /* | |
| 1258 * Do the same operation in other windows in diff mode. Calculate the | |
| 1259 * line number from the diffs. | |
| 1260 */ | |
| 1261 FOR_ALL_WINDOWS(wp) | |
| 1262 { | |
| 1263 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) | |
| 1264 { | |
| 1265 dlnum = diff_lnum_win(curwin->w_cursor.lnum, wp); | |
| 1266 if (dlnum != 0) | |
| 1267 (void)setManualFoldWin(wp, dlnum, opening, recurse, NULL); | |
| 1268 } | |
| 1269 } | |
| 1270 } | |
| 1271 #endif | |
| 1272 | |
| 1273 return setManualFoldWin(curwin, lnum, opening, recurse, donep); | |
| 1274 } | |
| 1275 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1276 // setManualFoldWin() {{{2 |
| 7 | 1277 /* |
| 1278 * Open or close the fold in window "wp" which contains "lnum". | |
| 1279 * "donep", when not NULL, points to flag that is set to DONE_FOLD when some | |
| 1280 * fold was found and to DONE_ACTION when some fold was opened or closed. | |
| 1281 * When "donep" is NULL give an error message when no fold was found for | |
| 1282 * "lnum", but only if "wp" is "curwin". | |
| 1283 * Return the line number of the next line that could be closed. | |
| 1284 * It's only valid when "opening" is TRUE! | |
| 1285 */ | |
| 1286 static linenr_T | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1287 setManualFoldWin( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1288 win_T *wp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1289 linenr_T lnum, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1290 int opening, // TRUE when opening, FALSE when closing |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1291 int recurse, // TRUE when closing/opening recursive |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1292 int *donep) |
| 7 | 1293 { |
| 1294 fold_T *fp; | |
| 1295 fold_T *fp2; | |
| 1296 fold_T *found = NULL; | |
| 1297 int j; | |
| 1298 int level = 0; | |
| 1299 int use_level = FALSE; | |
| 1300 int found_fold = FALSE; | |
| 1301 garray_T *gap; | |
| 1302 linenr_T next = MAXLNUM; | |
| 1303 linenr_T off = 0; | |
| 1304 int done = 0; | |
| 1305 | |
| 1306 checkupdate(wp); | |
| 1307 | |
| 1308 /* | |
| 1309 * Find the fold, open or close it. | |
| 1310 */ | |
| 1311 gap = &wp->w_folds; | |
| 1312 for (;;) | |
| 1313 { | |
| 1314 if (!foldFind(gap, lnum, &fp)) | |
| 1315 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1316 // If there is a following fold, continue there next time. |
|
22021
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
1317 if (fp != NULL && fp < (fold_T *)gap->ga_data + gap->ga_len) |
| 7 | 1318 next = fp->fd_top + off; |
| 1319 break; | |
| 1320 } | |
| 1321 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1322 // lnum is inside this fold |
| 7 | 1323 found_fold = TRUE; |
| 1324 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1325 // If there is a following fold, continue there next time. |
| 7 | 1326 if (fp + 1 < (fold_T *)gap->ga_data + gap->ga_len) |
| 1327 next = fp[1].fd_top + off; | |
| 1328 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1329 // Change from level-dependent folding to manual. |
| 7 | 1330 if (use_level || fp->fd_flags == FD_LEVEL) |
| 1331 { | |
| 1332 use_level = TRUE; | |
| 1333 if (level >= wp->w_p_fdl) | |
| 1334 fp->fd_flags = FD_CLOSED; | |
| 1335 else | |
| 1336 fp->fd_flags = FD_OPEN; | |
| 1337 fp2 = (fold_T *)fp->fd_nested.ga_data; | |
| 1338 for (j = 0; j < fp->fd_nested.ga_len; ++j) | |
| 1339 fp2[j].fd_flags = FD_LEVEL; | |
| 1340 } | |
| 1341 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1342 // Simple case: Close recursively means closing the fold. |
| 7 | 1343 if (!opening && recurse) |
| 1344 { | |
| 1345 if (fp->fd_flags != FD_CLOSED) | |
| 1346 { | |
| 1347 done |= DONE_ACTION; | |
| 1348 fp->fd_flags = FD_CLOSED; | |
| 1349 } | |
| 1350 } | |
| 1351 else if (fp->fd_flags == FD_CLOSED) | |
| 1352 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1353 // When opening, open topmost closed fold. |
| 7 | 1354 if (opening) |
| 1355 { | |
| 1356 fp->fd_flags = FD_OPEN; | |
| 1357 done |= DONE_ACTION; | |
| 1358 if (recurse) | |
| 1359 foldOpenNested(fp); | |
| 1360 } | |
| 1361 break; | |
| 1362 } | |
| 1363 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1364 // fold is open, check nested folds |
| 7 | 1365 found = fp; |
| 1366 gap = &fp->fd_nested; | |
| 1367 lnum -= fp->fd_top; | |
| 1368 off += fp->fd_top; | |
| 1369 ++level; | |
| 1370 } | |
| 1371 if (found_fold) | |
| 1372 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1373 // When closing and not recurse, close deepest open fold. |
| 7 | 1374 if (!opening && found != NULL) |
| 1375 { | |
| 1376 found->fd_flags = FD_CLOSED; | |
| 1377 done |= DONE_ACTION; | |
| 1378 } | |
| 1379 wp->w_fold_manual = TRUE; | |
| 1380 if (done & DONE_ACTION) | |
| 1381 changed_window_setting_win(wp); | |
| 1382 done |= DONE_FOLD; | |
| 1383 } | |
| 1384 else if (donep == NULL && wp == curwin) | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
1385 emsg(_(e_nofold)); |
| 7 | 1386 |
| 1387 if (donep != NULL) | |
| 1388 *donep |= done; | |
| 1389 | |
| 1390 return next; | |
| 1391 } | |
| 1392 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1393 // foldOpenNested() {{{2 |
| 7 | 1394 /* |
| 1395 * Open all nested folds in fold "fpr" recursively. | |
| 1396 */ | |
| 1397 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1398 foldOpenNested(fold_T *fpr) |
| 7 | 1399 { |
| 1400 int i; | |
| 1401 fold_T *fp; | |
| 1402 | |
| 1403 fp = (fold_T *)fpr->fd_nested.ga_data; | |
| 1404 for (i = 0; i < fpr->fd_nested.ga_len; ++i) | |
| 1405 { | |
| 1406 foldOpenNested(&fp[i]); | |
| 1407 fp[i].fd_flags = FD_OPEN; | |
| 1408 } | |
| 1409 } | |
| 1410 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1411 // deleteFoldEntry() {{{2 |
| 7 | 1412 /* |
| 1413 * Delete fold "idx" from growarray "gap". | |
| 1414 * When "recursive" is TRUE also delete all the folds contained in it. | |
| 1415 * When "recursive" is FALSE contained folds are moved one level up. | |
| 1416 */ | |
| 1417 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1418 deleteFoldEntry(garray_T *gap, int idx, int recursive) |
| 7 | 1419 { |
| 1420 fold_T *fp; | |
| 1421 int i; | |
| 1422 long moved; | |
| 1423 fold_T *nfp; | |
| 1424 | |
| 1425 fp = (fold_T *)gap->ga_data + idx; | |
| 1426 if (recursive || fp->fd_nested.ga_len == 0) | |
| 1427 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1428 // recursively delete the contained folds |
| 7 | 1429 deleteFoldRecurse(&fp->fd_nested); |
| 1430 --gap->ga_len; | |
| 1431 if (idx < gap->ga_len) | |
| 1432 mch_memmove(fp, fp + 1, sizeof(fold_T) * (gap->ga_len - idx)); | |
| 1433 } | |
| 1434 else | |
| 1435 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1436 // Move nested folds one level up, to overwrite the fold that is |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1437 // deleted. |
| 7 | 1438 moved = fp->fd_nested.ga_len; |
| 1439 if (ga_grow(gap, (int)(moved - 1)) == OK) | |
| 1440 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1441 // Get "fp" again, the array may have been reallocated. |
| 3028 | 1442 fp = (fold_T *)gap->ga_data + idx; |
| 1443 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1444 // adjust fd_top and fd_flags for the moved folds |
| 7 | 1445 nfp = (fold_T *)fp->fd_nested.ga_data; |
| 1446 for (i = 0; i < moved; ++i) | |
| 1447 { | |
| 1448 nfp[i].fd_top += fp->fd_top; | |
| 1449 if (fp->fd_flags == FD_LEVEL) | |
| 1450 nfp[i].fd_flags = FD_LEVEL; | |
| 1451 if (fp->fd_small == MAYBE) | |
| 1452 nfp[i].fd_small = MAYBE; | |
| 1453 } | |
| 1454 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1455 // move the existing folds down to make room |
| 3028 | 1456 if (idx + 1 < gap->ga_len) |
| 7 | 1457 mch_memmove(fp + moved, fp + 1, |
| 3028 | 1458 sizeof(fold_T) * (gap->ga_len - (idx + 1))); |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1459 // move the contained folds one level up |
| 7 | 1460 mch_memmove(fp, nfp, (size_t)(sizeof(fold_T) * moved)); |
| 1461 vim_free(nfp); | |
| 1462 gap->ga_len += moved - 1; | |
| 1463 } | |
| 1464 } | |
| 1465 } | |
| 1466 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1467 // deleteFoldRecurse() {{{2 |
| 7 | 1468 /* |
| 1469 * Delete nested folds in a fold. | |
| 1470 */ | |
| 1471 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1472 deleteFoldRecurse(garray_T *gap) |
| 7 | 1473 { |
| 1474 int i; | |
| 1475 | |
| 1476 for (i = 0; i < gap->ga_len; ++i) | |
| 1477 deleteFoldRecurse(&(((fold_T *)(gap->ga_data))[i].fd_nested)); | |
| 1478 ga_clear(gap); | |
| 1479 } | |
| 1480 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1481 // foldMarkAdjust() {{{2 |
| 7 | 1482 /* |
| 1483 * Update line numbers of folds for inserted/deleted lines. | |
| 1484 */ | |
| 1485 void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1486 foldMarkAdjust( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1487 win_T *wp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1488 linenr_T line1, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1489 linenr_T line2, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1490 long amount, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1491 long amount_after) |
| 7 | 1492 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1493 // If deleting marks from line1 to line2, but not deleting all those |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1494 // lines, set line2 so that only deleted lines have their folds removed. |
| 7 | 1495 if (amount == MAXLNUM && line2 >= line1 && line2 - line1 >= -amount_after) |
| 1496 line2 = line1 - amount_after - 1; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1497 // If appending a line in Insert mode, it should be included in the fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1498 // just above the line. |
| 7 | 1499 if ((State & INSERT) && amount == (linenr_T)1 && line2 == MAXLNUM) |
| 1500 --line1; | |
| 1501 foldMarkAdjustRecurse(&wp->w_folds, line1, line2, amount, amount_after); | |
| 1502 } | |
| 1503 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1504 // foldMarkAdjustRecurse() {{{2 |
| 7 | 1505 static void |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1506 foldMarkAdjustRecurse( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1507 garray_T *gap, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1508 linenr_T line1, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1509 linenr_T line2, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1510 long amount, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1511 long amount_after) |
| 7 | 1512 { |
| 1513 fold_T *fp; | |
| 1514 int i; | |
| 1515 linenr_T last; | |
| 1516 linenr_T top; | |
| 1517 | |
|
22009
24cef4317d92
patch 8.2.1554: crash in normal test
Bram Moolenaar <Bram@vim.org>
parents:
22008
diff
changeset
|
1518 if (gap->ga_len == 0) |
|
24cef4317d92
patch 8.2.1554: crash in normal test
Bram Moolenaar <Bram@vim.org>
parents:
22008
diff
changeset
|
1519 return; |
|
24cef4317d92
patch 8.2.1554: crash in normal test
Bram Moolenaar <Bram@vim.org>
parents:
22008
diff
changeset
|
1520 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1521 // In Insert mode an inserted line at the top of a fold is considered part |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1522 // of the fold, otherwise it isn't. |
| 7 | 1523 if ((State & INSERT) && amount == (linenr_T)1 && line2 == MAXLNUM) |
| 1524 top = line1 + 1; | |
| 1525 else | |
| 1526 top = line1; | |
| 1527 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1528 // Find the fold containing or just below "line1". |
| 7 | 1529 (void)foldFind(gap, line1, &fp); |
| 1530 | |
| 1531 /* | |
| 1532 * Adjust all folds below "line1" that are affected. | |
| 1533 */ | |
| 1534 for (i = (int)(fp - (fold_T *)gap->ga_data); i < gap->ga_len; ++i, ++fp) | |
| 1535 { | |
| 1536 /* | |
| 1537 * Check for these situations: | |
| 1538 * 1 2 3 | |
| 1539 * 1 2 3 | |
| 1540 * line1 2 3 4 5 | |
| 1541 * 2 3 4 5 | |
| 1542 * 2 3 4 5 | |
| 1543 * line2 2 3 4 5 | |
| 1544 * 3 5 6 | |
| 1545 * 3 5 6 | |
| 1546 */ | |
| 1547 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1548 last = fp->fd_top + fp->fd_len - 1; // last line of fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1549 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1550 // 1. fold completely above line1: nothing to do |
| 7 | 1551 if (last < line1) |
| 1552 continue; | |
| 1553 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1554 // 6. fold below line2: only adjust for amount_after |
| 7 | 1555 if (fp->fd_top > line2) |
| 1556 { | |
| 1557 if (amount_after == 0) | |
| 1558 break; | |
| 1559 fp->fd_top += amount_after; | |
| 1560 } | |
| 1561 else | |
| 1562 { | |
| 1563 if (fp->fd_top >= top && last <= line2) | |
| 1564 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1565 // 4. fold completely contained in range |
| 7 | 1566 if (amount == MAXLNUM) |
| 1567 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1568 // Deleting lines: delete the fold completely |
| 7 | 1569 deleteFoldEntry(gap, i, TRUE); |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1570 --i; // adjust index for deletion |
| 7 | 1571 --fp; |
| 1572 } | |
| 1573 else | |
| 1574 fp->fd_top += amount; | |
| 1575 } | |
| 1576 else | |
| 1577 { | |
| 1578 if (fp->fd_top < top) | |
| 1579 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1580 // 2 or 3: need to correct nested folds too |
| 1964 | 1581 foldMarkAdjustRecurse(&fp->fd_nested, line1 - fp->fd_top, |
| 1582 line2 - fp->fd_top, amount, amount_after); | |
| 7 | 1583 if (last <= line2) |
| 1584 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1585 // 2. fold contains line1, line2 is below fold |
| 7 | 1586 if (amount == MAXLNUM) |
| 1587 fp->fd_len = line1 - fp->fd_top; | |
| 1588 else | |
| 1589 fp->fd_len += amount; | |
| 1590 } | |
| 1591 else | |
| 1592 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1593 // 3. fold contains line1 and line2 |
| 7 | 1594 fp->fd_len += amount_after; |
| 1595 } | |
| 1596 } | |
| 1597 else | |
| 1598 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1599 // 5. fold is below line1 and contains line2; need to |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1600 // correct nested folds too |
| 7 | 1601 if (amount == MAXLNUM) |
| 1602 { | |
|
10998
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1603 foldMarkAdjustRecurse(&fp->fd_nested, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1604 line1 - fp->fd_top, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1605 line2 - fp->fd_top, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1606 amount, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1607 amount_after + (fp->fd_top - top)); |
| 7 | 1608 fp->fd_len -= line2 - fp->fd_top + 1; |
| 1609 fp->fd_top = line1; | |
| 1610 } | |
| 1611 else | |
| 1612 { | |
|
10998
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1613 foldMarkAdjustRecurse(&fp->fd_nested, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1614 line1 - fp->fd_top, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1615 line2 - fp->fd_top, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1616 amount, |
|
2645a98217fa
patch 8.0.0388: filtering lines changes folds
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
1617 amount_after - amount); |
| 7 | 1618 fp->fd_len += amount_after - amount; |
| 1619 fp->fd_top += amount; | |
| 1620 } | |
| 1621 } | |
| 1622 } | |
| 1623 } | |
| 1624 } | |
| 1625 } | |
| 1626 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1627 // getDeepestNesting() {{{2 |
| 7 | 1628 /* |
| 1629 * Get the lowest 'foldlevel' value that makes the deepest nested fold in the | |
| 1630 * current window open. | |
| 1631 */ | |
| 1632 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1633 getDeepestNesting(void) |
| 7 | 1634 { |
| 1635 checkupdate(curwin); | |
| 1636 return getDeepestNestingRecurse(&curwin->w_folds); | |
| 1637 } | |
| 1638 | |
| 1639 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1640 getDeepestNestingRecurse(garray_T *gap) |
| 7 | 1641 { |
| 1642 int i; | |
| 1643 int level; | |
| 1644 int maxlevel = 0; | |
| 1645 fold_T *fp; | |
| 1646 | |
| 1647 fp = (fold_T *)gap->ga_data; | |
| 1648 for (i = 0; i < gap->ga_len; ++i) | |
| 1649 { | |
| 1650 level = getDeepestNestingRecurse(&fp[i].fd_nested) + 1; | |
| 1651 if (level > maxlevel) | |
| 1652 maxlevel = level; | |
| 1653 } | |
| 1654 | |
| 1655 return maxlevel; | |
| 1656 } | |
| 1657 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1658 // check_closed() {{{2 |
| 7 | 1659 /* |
| 1660 * Check if a fold is closed and update the info needed to check nested folds. | |
| 1661 */ | |
| 1662 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1663 check_closed( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1664 win_T *win, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1665 fold_T *fp, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1666 int *use_levelp, // TRUE: outer fold had FD_LEVEL |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1667 int level, // folding depth |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1668 int *maybe_smallp, // TRUE: outer this had fd_small == MAYBE |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1669 linenr_T lnum_off) // line number offset for fp->fd_top |
| 7 | 1670 { |
| 1671 int closed = FALSE; | |
| 1672 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1673 // Check if this fold is closed. If the flag is FD_LEVEL this |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1674 // fold and all folds it contains depend on 'foldlevel'. |
| 7 | 1675 if (*use_levelp || fp->fd_flags == FD_LEVEL) |
| 1676 { | |
| 1677 *use_levelp = TRUE; | |
| 1678 if (level >= win->w_p_fdl) | |
| 1679 closed = TRUE; | |
| 1680 } | |
| 1681 else if (fp->fd_flags == FD_CLOSED) | |
| 1682 closed = TRUE; | |
| 1683 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1684 // Small fold isn't closed anyway. |
| 7 | 1685 if (fp->fd_small == MAYBE) |
| 1686 *maybe_smallp = TRUE; | |
| 1687 if (closed) | |
| 1688 { | |
| 1689 if (*maybe_smallp) | |
| 1690 fp->fd_small = MAYBE; | |
| 1691 checkSmall(win, fp, lnum_off); | |
| 1692 if (fp->fd_small == TRUE) | |
| 1693 closed = FALSE; | |
| 1694 } | |
| 1695 return closed; | |
| 1696 } | |
| 1697 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1698 // checkSmall() {{{2 |
| 7 | 1699 /* |
| 1700 * Update fd_small field of fold "fp". | |
| 1701 */ | |
| 1702 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1703 checkSmall( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1704 win_T *wp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1705 fold_T *fp, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1706 linenr_T lnum_off) // offset for fp->fd_top |
| 7 | 1707 { |
| 1708 int count; | |
| 1709 int n; | |
| 1710 | |
| 1711 if (fp->fd_small == MAYBE) | |
| 1712 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1713 // Mark any nested folds to maybe-small |
| 7 | 1714 setSmallMaybe(&fp->fd_nested); |
| 1715 | |
| 1716 if (fp->fd_len > curwin->w_p_fml) | |
| 1717 fp->fd_small = FALSE; | |
| 1718 else | |
| 1719 { | |
| 1720 count = 0; | |
| 1721 for (n = 0; n < fp->fd_len; ++n) | |
| 1722 { | |
| 1723 count += plines_win_nofold(wp, fp->fd_top + lnum_off + n); | |
| 1724 if (count > curwin->w_p_fml) | |
| 1725 { | |
| 1726 fp->fd_small = FALSE; | |
| 1727 return; | |
| 1728 } | |
| 1729 } | |
| 1730 fp->fd_small = TRUE; | |
| 1731 } | |
| 1732 } | |
| 1733 } | |
| 1734 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1735 // setSmallMaybe() {{{2 |
| 7 | 1736 /* |
| 1737 * Set small flags in "gap" to MAYBE. | |
| 1738 */ | |
| 1739 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1740 setSmallMaybe(garray_T *gap) |
| 7 | 1741 { |
| 1742 int i; | |
| 1743 fold_T *fp; | |
| 1744 | |
| 1745 fp = (fold_T *)gap->ga_data; | |
| 1746 for (i = 0; i < gap->ga_len; ++i) | |
| 1747 fp[i].fd_small = MAYBE; | |
| 1748 } | |
| 1749 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1750 // foldCreateMarkers() {{{2 |
| 7 | 1751 /* |
| 1752 * Create a fold from line "start" to line "end" (inclusive) in the current | |
| 1753 * window by adding markers. | |
| 1754 */ | |
| 1755 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1756 foldCreateMarkers(linenr_T start, linenr_T end) |
| 7 | 1757 { |
| 1758 if (!curbuf->b_p_ma) | |
| 1759 { | |
|
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15031
diff
changeset
|
1760 emsg(_(e_modifiable)); |
| 7 | 1761 return; |
| 1762 } | |
| 1763 parseMarker(curwin); | |
| 1764 | |
| 1765 foldAddMarker(start, curwin->w_p_fmr, foldstartmarkerlen); | |
| 1766 foldAddMarker(end, foldendmarker, foldendmarkerlen); | |
| 1767 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1768 // Update both changes here, to avoid all folds after the start are |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1769 // changed when the start marker is inserted and the end isn't. |
| 7 | 1770 changed_lines(start, (colnr_T)0, end, 0L); |
| 1771 } | |
| 1772 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1773 // foldAddMarker() {{{2 |
| 7 | 1774 /* |
| 1775 * Add "marker[markerlen]" in 'commentstring' to line "lnum". | |
| 1776 */ | |
| 1777 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1778 foldAddMarker(linenr_T lnum, char_u *marker, int markerlen) |
| 7 | 1779 { |
| 1780 char_u *cms = curbuf->b_p_cms; | |
| 1781 char_u *line; | |
| 1782 int line_len; | |
| 1783 char_u *newline; | |
| 1784 char_u *p = (char_u *)strstr((char *)curbuf->b_p_cms, "%s"); | |
|
11131
8d9ecf09183a
patch 8.0.0453: adding fold marker creates new comment
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
1785 int line_is_comment = FALSE; |
| 7 | 1786 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1787 // Allocate a new line: old-line + 'cms'-start + marker + 'cms'-end |
| 7 | 1788 line = ml_get(lnum); |
| 1789 line_len = (int)STRLEN(line); | |
| 1790 | |
| 1791 if (u_save(lnum - 1, lnum + 1) == OK) | |
| 1792 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1793 // Check if the line ends with an unclosed comment |
|
11131
8d9ecf09183a
patch 8.0.0453: adding fold marker creates new comment
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
1794 (void)skip_comment(line, FALSE, FALSE, &line_is_comment); |
|
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15595
diff
changeset
|
1795 newline = alloc(line_len + markerlen + STRLEN(cms) + 1); |
| 7 | 1796 if (newline == NULL) |
| 1797 return; | |
| 1798 STRCPY(newline, line); | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1799 // Append the marker to the end of the line |
|
11131
8d9ecf09183a
patch 8.0.0453: adding fold marker creates new comment
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
1800 if (p == NULL || line_is_comment) |
| 419 | 1801 vim_strncpy(newline + line_len, marker, markerlen); |
| 7 | 1802 else |
| 1803 { | |
| 1804 STRCPY(newline + line_len, cms); | |
| 1805 STRNCPY(newline + line_len + (p - cms), marker, markerlen); | |
| 1806 STRCPY(newline + line_len + (p - cms) + markerlen, p + 2); | |
| 1807 } | |
| 1808 | |
| 1809 ml_replace(lnum, newline, FALSE); | |
| 1810 } | |
| 1811 } | |
| 1812 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1813 // deleteFoldMarkers() {{{2 |
| 7 | 1814 /* |
| 1815 * Delete the markers for a fold, causing it to be deleted. | |
| 1816 */ | |
| 1817 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1818 deleteFoldMarkers( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1819 fold_T *fp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1820 int recursive, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1821 linenr_T lnum_off) // offset for fp->fd_top |
| 7 | 1822 { |
| 1823 int i; | |
| 1824 | |
| 1825 if (recursive) | |
| 1826 for (i = 0; i < fp->fd_nested.ga_len; ++i) | |
| 1827 deleteFoldMarkers((fold_T *)fp->fd_nested.ga_data + i, TRUE, | |
| 1828 lnum_off + fp->fd_top); | |
| 1829 foldDelMarker(fp->fd_top + lnum_off, curwin->w_p_fmr, foldstartmarkerlen); | |
| 1830 foldDelMarker(fp->fd_top + lnum_off + fp->fd_len - 1, | |
| 1831 foldendmarker, foldendmarkerlen); | |
| 1832 } | |
| 1833 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1834 // foldDelMarker() {{{2 |
| 7 | 1835 /* |
| 1836 * Delete marker "marker[markerlen]" at the end of line "lnum". | |
| 1837 * Delete 'commentstring' if it matches. | |
|
17787
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
1838 * If the marker is not found, there is no error message. Could be a missing |
| 7 | 1839 * close-marker. |
| 1840 */ | |
| 1841 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1842 foldDelMarker(linenr_T lnum, char_u *marker, int markerlen) |
| 7 | 1843 { |
| 1844 char_u *line; | |
| 1845 char_u *newline; | |
| 1846 char_u *p; | |
| 1847 int len; | |
| 1848 char_u *cms = curbuf->b_p_cms; | |
| 1849 char_u *cms2; | |
| 1850 | |
|
17787
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
1851 // end marker may be missing and fold extends below the last line |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
1852 if (lnum > curbuf->b_ml.ml_line_count) |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
1853 return; |
| 7 | 1854 line = ml_get(lnum); |
| 1855 for (p = line; *p != NUL; ++p) | |
| 1856 if (STRNCMP(p, marker, markerlen) == 0) | |
| 1857 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1858 // Found the marker, include a digit if it's there. |
| 7 | 1859 len = markerlen; |
| 1860 if (VIM_ISDIGIT(p[len])) | |
| 1861 ++len; | |
| 1862 if (*cms != NUL) | |
| 1863 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1864 // Also delete 'commentstring' if it matches. |
| 7 | 1865 cms2 = (char_u *)strstr((char *)cms, "%s"); |
| 1866 if (p - line >= cms2 - cms | |
| 1867 && STRNCMP(p - (cms2 - cms), cms, cms2 - cms) == 0 | |
| 1868 && STRNCMP(p + len, cms2 + 2, STRLEN(cms2 + 2)) == 0) | |
| 1869 { | |
| 1870 p -= cms2 - cms; | |
| 1871 len += (int)STRLEN(cms) - 2; | |
| 1872 } | |
| 1873 } | |
| 1874 if (u_save(lnum - 1, lnum + 1) == OK) | |
| 1875 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1876 // Make new line: text-before-marker + text-after-marker |
|
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15595
diff
changeset
|
1877 newline = alloc(STRLEN(line) - len + 1); |
| 7 | 1878 if (newline != NULL) |
| 1879 { | |
| 1880 STRNCPY(newline, line, p - line); | |
| 1881 STRCPY(newline + (p - line), p + len); | |
| 1882 ml_replace(lnum, newline, FALSE); | |
| 1883 } | |
| 1884 } | |
| 1885 break; | |
| 1886 } | |
| 1887 } | |
| 1888 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1889 // get_foldtext() {{{2 |
| 29 | 1890 /* |
| 1891 * Return the text for a closed fold at line "lnum", with last line "lnume". | |
|
9754
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
1892 * When 'foldtext' isn't set puts the result in "buf[FOLD_TEXT_LEN]". |
|
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
1893 * Otherwise the result is in allocated memory. |
| 29 | 1894 */ |
| 1895 char_u * | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1896 get_foldtext( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1897 win_T *wp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1898 linenr_T lnum, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1899 linenr_T lnume, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1900 foldinfo_T *foldinfo, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
1901 char_u *buf) |
| 29 | 1902 { |
| 1903 char_u *text = NULL; | |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1904 #ifdef FEAT_EVAL |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1905 // an error occurred when evaluating 'fdt' setting |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1906 static int got_fdt_error = FALSE; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1907 int save_did_emsg = did_emsg; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1908 static win_T *last_wp = NULL; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1909 static linenr_T last_lnum = 0; |
| 29 | 1910 |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1911 if (last_wp != wp || last_wp == NULL |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1912 || last_lnum > lnum || last_lnum == 0) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1913 // window changed, try evaluating foldtext setting once again |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1914 got_fdt_error = FALSE; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1915 |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1916 if (!got_fdt_error) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1917 // a previous error should not abort evaluating 'foldexpr' |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1918 did_emsg = FALSE; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1919 |
| 29 | 1920 if (*wp->w_p_fdt != NUL) |
| 1921 { | |
| 1981 | 1922 char_u dashes[MAX_LEVEL + 2]; |
| 29 | 1923 win_T *save_curwin; |
| 1924 int level; | |
| 1925 char_u *p; | |
| 1926 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1927 // Set "v:foldstart" and "v:foldend". |
| 29 | 1928 set_vim_var_nr(VV_FOLDSTART, lnum); |
| 1929 set_vim_var_nr(VV_FOLDEND, lnume); | |
| 1930 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1931 // Set "v:folddashes" to a string of "level" dashes. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1932 // Set "v:foldlevel" to "level". |
| 29 | 1933 level = foldinfo->fi_level; |
| 1981 | 1934 if (level > (int)sizeof(dashes) - 1) |
| 1935 level = (int)sizeof(dashes) - 1; | |
| 29 | 1936 vim_memset(dashes, '-', (size_t)level); |
| 1937 dashes[level] = NUL; | |
| 1938 set_vim_var_string(VV_FOLDDASHES, dashes, -1); | |
| 1939 set_vim_var_nr(VV_FOLDLEVEL, (long)level); | |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1940 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1941 // skip evaluating foldtext on errors |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1942 if (!got_fdt_error) |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1943 { |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1944 save_curwin = curwin; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1945 curwin = wp; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1946 curbuf = wp->w_buffer; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1947 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1948 ++emsg_silent; // handle exceptions, but don't display errors |
|
20996
3af71cbcfdbe
patch 8.2.1049: Vim9: leaking memory when using continuation line
Bram Moolenaar <Bram@vim.org>
parents:
18779
diff
changeset
|
1949 text = eval_to_string_safe(wp->w_p_fdt, |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1950 was_set_insecurely((char_u *)"foldtext", OPT_LOCAL)); |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1951 --emsg_silent; |
| 29 | 1952 |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1953 if (text == NULL || did_emsg) |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1954 got_fdt_error = TRUE; |
| 29 | 1955 |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1956 curwin = save_curwin; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1957 curbuf = curwin->w_buffer; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1958 } |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1959 last_lnum = lnum; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1960 last_wp = wp; |
| 29 | 1961 set_vim_var_string(VV_FOLDDASHES, NULL, -1); |
| 1962 | |
|
4907
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1963 if (!did_emsg && save_did_emsg) |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1964 did_emsg = save_did_emsg; |
|
be2973afe770
updated for version 7.3.1199
Bram Moolenaar <bram@vim.org>
parents:
3766
diff
changeset
|
1965 |
| 29 | 1966 if (text != NULL) |
| 1967 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1968 // Replace unprintable characters, if there are any. But |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
1969 // replace a TAB with a space. |
| 29 | 1970 for (p = text; *p != NUL; ++p) |
| 1971 { | |
| 33 | 1972 int len; |
| 1973 | |
| 474 | 1974 if (has_mbyte && (len = (*mb_ptr2len)(p)) > 1) |
| 29 | 1975 { |
| 1976 if (!vim_isprintc((*mb_ptr2char)(p))) | |
| 1977 break; | |
| 1978 p += len - 1; | |
| 1979 } | |
| 1980 else | |
| 1981 if (*p == TAB) | |
| 1982 *p = ' '; | |
| 1983 else if (ptr2cells(p) > 1) | |
| 1984 break; | |
| 1985 } | |
| 1986 if (*p != NUL) | |
| 1987 { | |
| 1988 p = transstr(text); | |
| 1989 vim_free(text); | |
| 1990 text = p; | |
| 1991 } | |
| 1992 } | |
| 1993 } | |
| 1994 if (text == NULL) | |
| 1995 #endif | |
| 1996 { | |
|
9754
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
1997 long count = (long)(lnume - lnum + 1); |
|
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
1998 |
|
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
1999 vim_snprintf((char *)buf, FOLD_TEXT_LEN, |
|
11129
f4ea50924c6d
patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11127
diff
changeset
|
2000 NGETTEXT("+--%3ld line folded ", |
|
9754
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
2001 "+--%3ld lines folded ", count), |
|
a990e7ed260b
commit https://github.com/vim/vim/commit/ee695f787ade7fd88fc5f5497553d95c0c3645b5
Christian Brabandt <cb@256bit.org>
parents:
9389
diff
changeset
|
2002 count); |
| 29 | 2003 text = buf; |
| 2004 } | |
| 2005 return text; | |
| 2006 } | |
| 2007 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2008 // foldtext_cleanup() {{{2 |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
2009 #ifdef FEAT_EVAL |
| 7 | 2010 /* |
| 2011 * Remove 'foldmarker' and 'commentstring' from "str" (in-place). | |
| 2012 */ | |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
2013 static void |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2014 foldtext_cleanup(char_u *str) |
| 7 | 2015 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2016 char_u *cms_start; // first part or the whole comment |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2017 int cms_slen = 0; // length of cms_start |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2018 char_u *cms_end; // last part of the comment or NULL |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2019 int cms_elen = 0; // length of cms_end |
| 7 | 2020 char_u *s; |
| 45 | 2021 char_u *p; |
| 7 | 2022 int len; |
| 2023 int did1 = FALSE; | |
| 2024 int did2 = FALSE; | |
| 2025 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2026 // Ignore leading and trailing white space in 'commentstring'. |
| 7 | 2027 cms_start = skipwhite(curbuf->b_p_cms); |
| 835 | 2028 cms_slen = (int)STRLEN(cms_start); |
|
11129
f4ea50924c6d
patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11127
diff
changeset
|
2029 while (cms_slen > 0 && VIM_ISWHITE(cms_start[cms_slen - 1])) |
| 7 | 2030 --cms_slen; |
| 2031 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2032 // locate "%s" in 'commentstring', use the part before and after it. |
| 7 | 2033 cms_end = (char_u *)strstr((char *)cms_start, "%s"); |
| 2034 if (cms_end != NULL) | |
| 2035 { | |
| 835 | 2036 cms_elen = cms_slen - (int)(cms_end - cms_start); |
| 2037 cms_slen = (int)(cms_end - cms_start); | |
| 7 | 2038 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2039 // exclude white space before "%s" |
|
11129
f4ea50924c6d
patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11127
diff
changeset
|
2040 while (cms_slen > 0 && VIM_ISWHITE(cms_start[cms_slen - 1])) |
| 7 | 2041 --cms_slen; |
| 2042 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2043 // skip "%s" and white space after it |
| 7 | 2044 s = skipwhite(cms_end + 2); |
| 835 | 2045 cms_elen -= (int)(s - cms_end); |
| 7 | 2046 cms_end = s; |
| 2047 } | |
| 2048 parseMarker(curwin); | |
| 2049 | |
| 2050 for (s = str; *s != NUL; ) | |
| 2051 { | |
| 2052 len = 0; | |
| 2053 if (STRNCMP(s, curwin->w_p_fmr, foldstartmarkerlen) == 0) | |
| 45 | 2054 len = foldstartmarkerlen; |
| 2055 else if (STRNCMP(s, foldendmarker, foldendmarkerlen) == 0) | |
| 2056 len = foldendmarkerlen; | |
| 2057 if (len > 0) | |
| 7 | 2058 { |
| 2059 if (VIM_ISDIGIT(s[len])) | |
| 2060 ++len; | |
| 45 | 2061 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2062 // May remove 'commentstring' start. Useful when it's a double |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2063 // quote and we already removed a double quote. |
|
11129
f4ea50924c6d
patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11127
diff
changeset
|
2064 for (p = s; p > str && VIM_ISWHITE(p[-1]); --p) |
| 45 | 2065 ; |
| 2066 if (p >= str + cms_slen | |
| 2067 && STRNCMP(p - cms_slen, cms_start, cms_slen) == 0) | |
| 2068 { | |
| 835 | 2069 len += (int)(s - p) + cms_slen; |
| 45 | 2070 s = p - cms_slen; |
| 2071 } | |
| 7 | 2072 } |
| 2073 else if (cms_end != NULL) | |
| 2074 { | |
| 45 | 2075 if (!did1 && cms_slen > 0 && STRNCMP(s, cms_start, cms_slen) == 0) |
| 7 | 2076 { |
| 2077 len = cms_slen; | |
| 2078 did1 = TRUE; | |
| 2079 } | |
| 45 | 2080 else if (!did2 && cms_elen > 0 |
| 2081 && STRNCMP(s, cms_end, cms_elen) == 0) | |
| 7 | 2082 { |
| 2083 len = cms_elen; | |
| 2084 did2 = TRUE; | |
| 2085 } | |
| 2086 } | |
| 2087 if (len != 0) | |
| 2088 { | |
|
11129
f4ea50924c6d
patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11127
diff
changeset
|
2089 while (VIM_ISWHITE(s[len])) |
| 7 | 2090 ++len; |
| 1624 | 2091 STRMOVE(s, s + len); |
| 7 | 2092 } |
| 2093 else | |
| 2094 { | |
|
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11121
diff
changeset
|
2095 MB_PTR_ADV(s); |
| 7 | 2096 } |
| 2097 } | |
| 2098 } | |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
2099 #endif |
| 7 | 2100 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2101 // Folding by indent, expr, marker and syntax. {{{1 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2102 // Define "fline_T", passed to get fold level for a line. {{{2 |
| 7 | 2103 typedef struct |
| 2104 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2105 win_T *wp; // window |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2106 linenr_T lnum; // current line number |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2107 linenr_T off; // offset between lnum and real line number |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2108 linenr_T lnum_save; // line nr used by foldUpdateIEMSRecurse() |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2109 int lvl; // current level (-1 for undefined) |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2110 int lvl_next; // level used for next line |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2111 int start; // number of folds that are forced to start at |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2112 // this line. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2113 int end; // level of fold that is forced to end below |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2114 // this line |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2115 int had_end; // level of fold that is forced to end above |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2116 // this line (copy of "end" of prev. line) |
| 7 | 2117 } fline_T; |
| 2118 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2119 // Flag is set when redrawing is needed. |
| 7 | 2120 static int fold_changed; |
| 2121 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2122 // Function declarations. {{{2 |
|
7807
1a5d34492798
commit https://github.com/vim/vim/commit/d99df423c559d85c17779b3685426c489554908c
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2123 static linenr_T foldUpdateIEMSRecurse(garray_T *gap, int level, linenr_T startlnum, fline_T *flp, void (*getlevel)(fline_T *), linenr_T bot, int topflags); |
|
7801
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2124 static int foldInsert(garray_T *gap, int i); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2125 static void foldSplit(garray_T *gap, int i, linenr_T top, linenr_T bot); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2126 static void foldRemove(garray_T *gap, linenr_T top, linenr_T bot); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2127 static void foldMerge(fold_T *fp1, garray_T *gap, fold_T *fp2); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2128 static void foldlevelIndent(fline_T *flp); |
| 7 | 2129 #ifdef FEAT_DIFF |
|
7801
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2130 static void foldlevelDiff(fline_T *flp); |
| 7 | 2131 #endif |
|
7801
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2132 static void foldlevelExpr(fline_T *flp); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2133 static void foldlevelMarker(fline_T *flp); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
2134 static void foldlevelSyntax(fline_T *flp); |
| 7 | 2135 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2136 // foldUpdateIEMS() {{{2 |
| 7 | 2137 /* |
| 2138 * Update the folding for window "wp", at least from lines "top" to "bot". | |
| 2139 * Return TRUE if any folds did change. | |
| 2140 */ | |
| 2141 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2142 foldUpdateIEMS(win_T *wp, linenr_T top, linenr_T bot) |
| 7 | 2143 { |
| 2144 linenr_T start; | |
| 2145 linenr_T end; | |
| 2146 fline_T fline; | |
|
7807
1a5d34492798
commit https://github.com/vim/vim/commit/d99df423c559d85c17779b3685426c489554908c
Christian Brabandt <cb@256bit.org>
parents:
7801
diff
changeset
|
2147 void (*getlevel)(fline_T *); |
| 7 | 2148 int level; |
| 2149 fold_T *fp; | |
| 2150 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2151 // Avoid problems when being called recursively. |
| 7 | 2152 if (invalid_top != (linenr_T)0) |
| 2153 return; | |
| 2154 | |
| 2155 if (wp->w_foldinvalid) | |
| 2156 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2157 // Need to update all folds. |
| 7 | 2158 top = 1; |
| 2159 bot = wp->w_buffer->b_ml.ml_line_count; | |
| 2160 wp->w_foldinvalid = FALSE; | |
| 2161 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2162 // Mark all folds a maybe-small. |
| 7 | 2163 setSmallMaybe(&wp->w_folds); |
| 2164 } | |
| 2165 | |
| 2166 #ifdef FEAT_DIFF | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2167 // add the context for "diff" folding |
| 7 | 2168 if (foldmethodIsDiff(wp)) |
| 2169 { | |
| 2170 if (top > diff_context) | |
| 2171 top -= diff_context; | |
| 2172 else | |
| 2173 top = 1; | |
| 2174 bot += diff_context; | |
| 2175 } | |
| 2176 #endif | |
| 2177 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2178 // When deleting lines at the end of the buffer "top" can be past the end |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2179 // of the buffer. |
| 7 | 2180 if (top > wp->w_buffer->b_ml.ml_line_count) |
| 2181 top = wp->w_buffer->b_ml.ml_line_count; | |
| 2182 | |
| 2183 fold_changed = FALSE; | |
| 2184 fline.wp = wp; | |
| 2185 fline.off = 0; | |
| 2186 fline.lvl = 0; | |
| 2187 fline.lvl_next = -1; | |
| 2188 fline.start = 0; | |
| 2189 fline.end = MAX_LEVEL + 1; | |
| 2190 fline.had_end = MAX_LEVEL + 1; | |
| 2191 | |
| 2192 invalid_top = top; | |
| 2193 invalid_bot = bot; | |
| 2194 | |
| 2195 if (foldmethodIsMarker(wp)) | |
| 2196 { | |
| 2197 getlevel = foldlevelMarker; | |
| 2198 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2199 // Init marker variables to speed up foldlevelMarker(). |
| 7 | 2200 parseMarker(wp); |
| 2201 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2202 // Need to get the level of the line above top, it is used if there is |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2203 // no marker at the top. |
| 7 | 2204 if (top > 1) |
| 2205 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2206 // Get the fold level at top - 1. |
| 7 | 2207 level = foldLevelWin(wp, top - 1); |
| 2208 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2209 // The fold may end just above the top, check for that. |
| 7 | 2210 fline.lnum = top - 1; |
| 2211 fline.lvl = level; | |
| 2212 getlevel(&fline); | |
| 2213 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2214 // If a fold started here, we already had the level, if it stops |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2215 // here, we need to use lvl_next. Could also start and end a fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2216 // in the same line. |
| 7 | 2217 if (fline.lvl > level) |
| 2218 fline.lvl = level - (fline.lvl - fline.lvl_next); | |
| 2219 else | |
| 2220 fline.lvl = fline.lvl_next; | |
| 2221 } | |
| 2222 fline.lnum = top; | |
| 2223 getlevel(&fline); | |
| 2224 } | |
| 2225 else | |
| 2226 { | |
| 2227 fline.lnum = top; | |
| 2228 if (foldmethodIsExpr(wp)) | |
| 2229 { | |
| 2230 getlevel = foldlevelExpr; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2231 // start one line back, because a "<1" may indicate the end of a |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2232 // fold in the topline |
| 7 | 2233 if (top > 1) |
| 2234 --fline.lnum; | |
| 2235 } | |
| 2236 else if (foldmethodIsSyntax(wp)) | |
| 2237 getlevel = foldlevelSyntax; | |
| 2238 #ifdef FEAT_DIFF | |
| 2239 else if (foldmethodIsDiff(wp)) | |
| 2240 getlevel = foldlevelDiff; | |
| 2241 #endif | |
| 2242 else | |
| 2243 getlevel = foldlevelIndent; | |
| 2244 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2245 // Backup to a line for which the fold level is defined. Since it's |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2246 // always defined for line one, we will stop there. |
| 7 | 2247 fline.lvl = -1; |
| 2248 for ( ; !got_int; --fline.lnum) | |
| 2249 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2250 // Reset lvl_next each time, because it will be set to a value for |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2251 // the next line, but we search backwards here. |
| 7 | 2252 fline.lvl_next = -1; |
| 2253 getlevel(&fline); | |
| 2254 if (fline.lvl >= 0) | |
| 2255 break; | |
| 2256 } | |
| 2257 } | |
| 2258 | |
| 1977 | 2259 /* |
| 2260 * If folding is defined by the syntax, it is possible that a change in | |
| 2261 * one line will cause all sub-folds of the current fold to change (e.g., | |
| 2262 * closing a C-style comment can cause folds in the subsequent lines to | |
| 2263 * appear). To take that into account we should adjust the value of "bot" | |
| 2264 * to point to the end of the current fold: | |
| 2265 */ | |
| 2266 if (foldlevelSyntax == getlevel) | |
| 2267 { | |
| 2268 garray_T *gap = &wp->w_folds; | |
|
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2269 fold_T *fpn = NULL; |
| 1977 | 2270 int current_fdl = 0; |
| 2271 linenr_T fold_start_lnum = 0; | |
| 2272 linenr_T lnum_rel = fline.lnum; | |
| 2273 | |
| 2274 while (current_fdl < fline.lvl) | |
| 2275 { | |
|
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2276 if (!foldFind(gap, lnum_rel, &fpn)) |
| 1977 | 2277 break; |
| 2278 ++current_fdl; | |
| 2279 | |
|
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2280 fold_start_lnum += fpn->fd_top; |
|
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2281 gap = &fpn->fd_nested; |
|
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2282 lnum_rel -= fpn->fd_top; |
| 1977 | 2283 } |
|
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2284 if (fpn != NULL && current_fdl == fline.lvl) |
| 1977 | 2285 { |
|
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2114
diff
changeset
|
2286 linenr_T fold_end_lnum = fold_start_lnum + fpn->fd_len; |
| 1977 | 2287 |
| 2288 if (fold_end_lnum > bot) | |
| 2289 bot = fold_end_lnum; | |
| 2290 } | |
| 2291 } | |
| 2292 | |
| 7 | 2293 start = fline.lnum; |
| 2294 end = bot; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2295 // Do at least one line. |
| 7 | 2296 if (start > end && end < wp->w_buffer->b_ml.ml_line_count) |
| 2297 end = start; | |
| 2298 while (!got_int) | |
| 2299 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2300 // Always stop at the end of the file ("end" can be past the end of |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2301 // the file). |
| 7 | 2302 if (fline.lnum > wp->w_buffer->b_ml.ml_line_count) |
| 2303 break; | |
| 2304 if (fline.lnum > end) | |
| 2305 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2306 // For "marker", "expr" and "syntax" methods: If a change caused |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2307 // a fold to be removed, we need to continue at least until where |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2308 // it ended. |
| 7 | 2309 if (getlevel != foldlevelMarker |
| 2310 && getlevel != foldlevelSyntax | |
| 2311 && getlevel != foldlevelExpr) | |
| 2312 break; | |
| 2313 if ((start <= end | |
| 2314 && foldFind(&wp->w_folds, end, &fp) | |
| 2315 && fp->fd_top + fp->fd_len - 1 > end) | |
| 2316 || (fline.lvl == 0 | |
| 2317 && foldFind(&wp->w_folds, fline.lnum, &fp) | |
| 2318 && fp->fd_top < fline.lnum)) | |
| 2319 end = fp->fd_top + fp->fd_len - 1; | |
| 2320 else if (getlevel == foldlevelSyntax | |
| 2321 && foldLevelWin(wp, fline.lnum) != fline.lvl) | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2322 // For "syntax" method: Compare the foldlevel that the syntax |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2323 // tells us to the foldlevel from the existing folds. If they |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2324 // don't match continue updating folds. |
| 7 | 2325 end = fline.lnum; |
| 2326 else | |
| 2327 break; | |
| 2328 } | |
| 2329 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2330 // A level 1 fold starts at a line with foldlevel > 0. |
| 7 | 2331 if (fline.lvl > 0) |
| 2332 { | |
| 2333 invalid_top = fline.lnum; | |
| 2334 invalid_bot = end; | |
| 2335 end = foldUpdateIEMSRecurse(&wp->w_folds, | |
| 2336 1, start, &fline, getlevel, end, FD_LEVEL); | |
| 2337 start = fline.lnum; | |
| 2338 } | |
| 2339 else | |
| 2340 { | |
| 2341 if (fline.lnum == wp->w_buffer->b_ml.ml_line_count) | |
| 2342 break; | |
| 2343 ++fline.lnum; | |
| 2344 fline.lvl = fline.lvl_next; | |
| 2345 getlevel(&fline); | |
| 2346 } | |
| 2347 } | |
| 2348 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2349 // There can't be any folds from start until end now. |
| 7 | 2350 foldRemove(&wp->w_folds, start, end); |
| 2351 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2352 // If some fold changed, need to redraw and position cursor. |
| 7 | 2353 if (fold_changed && wp->w_p_fen) |
| 1554 | 2354 changed_window_setting_win(wp); |
| 7 | 2355 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2356 // If we updated folds past "bot", need to redraw more lines. Don't do |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2357 // this in other situations, the changed lines will be redrawn anyway and |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2358 // this method can cause the whole window to be updated. |
| 7 | 2359 if (end != bot) |
| 2360 { | |
| 2361 if (wp->w_redraw_top == 0 || wp->w_redraw_top > top) | |
| 2362 wp->w_redraw_top = top; | |
| 2363 if (wp->w_redraw_bot < end) | |
| 2364 wp->w_redraw_bot = end; | |
| 2365 } | |
| 2366 | |
| 2367 invalid_top = (linenr_T)0; | |
| 2368 } | |
| 2369 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2370 // foldUpdateIEMSRecurse() {{{2 |
| 7 | 2371 /* |
| 2372 * Update a fold that starts at "flp->lnum". At this line there is always a | |
| 2373 * valid foldlevel, and its level >= "level". | |
| 2374 * "flp" is valid for "flp->lnum" when called and it's valid when returning. | |
| 2375 * "flp->lnum" is set to the lnum just below the fold, if it ends before | |
| 2376 * "bot", it's "bot" plus one if the fold continues and it's bigger when using | |
| 2377 * the marker method and a text change made following folds to change. | |
| 2378 * When returning, "flp->lnum_save" is the line number that was used to get | |
| 2379 * the level when the level at "flp->lnum" is invalid. | |
| 2380 * Remove any folds from "startlnum" up to here at this level. | |
| 2381 * Recursively update nested folds. | |
| 2382 * Below line "bot" there are no changes in the text. | |
| 2383 * "flp->lnum", "flp->lnum_save" and "bot" are relative to the start of the | |
| 2384 * outer fold. | |
| 2385 * "flp->off" is the offset to the real line number in the buffer. | |
| 2386 * | |
| 2387 * All this would be a lot simpler if all folds in the range would be deleted | |
| 1698 | 2388 * and then created again. But we would lose all information about the |
| 7 | 2389 * folds, even when making changes that don't affect the folding (e.g. "vj~"). |
| 2390 * | |
| 2391 * Returns bot, which may have been increased for lines that also need to be | |
| 2392 * updated as a result of a detected change in the fold. | |
| 2393 */ | |
| 2394 static linenr_T | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2395 foldUpdateIEMSRecurse( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2396 garray_T *gap, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2397 int level, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2398 linenr_T startlnum, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2399 fline_T *flp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2400 void (*getlevel)(fline_T *), |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2401 linenr_T bot, |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2402 int topflags) // flags used by containing fold |
| 7 | 2403 { |
| 2404 linenr_T ll; | |
| 2405 fold_T *fp = NULL; | |
| 2406 fold_T *fp2; | |
| 2407 int lvl = level; | |
| 2408 linenr_T startlnum2 = startlnum; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2409 linenr_T firstlnum = flp->lnum; // first lnum we got |
| 7 | 2410 int i; |
| 2411 int finish = FALSE; | |
| 2412 linenr_T linecount = flp->wp->w_buffer->b_ml.ml_line_count - flp->off; | |
| 2413 int concat; | |
| 2414 | |
| 2415 /* | |
| 2416 * If using the marker method, the start line is not the start of a fold | |
| 2417 * at the level we're dealing with and the level is non-zero, we must use | |
| 2418 * the previous fold. But ignore a fold that starts at or below | |
| 2419 * startlnum, it must be deleted. | |
| 2420 */ | |
| 2421 if (getlevel == foldlevelMarker && flp->start <= flp->lvl - level | |
| 2422 && flp->lvl > 0) | |
| 2423 { | |
| 7009 | 2424 (void)foldFind(gap, startlnum - 1, &fp); |
| 7 | 2425 if (fp >= ((fold_T *)gap->ga_data) + gap->ga_len |
| 2426 || fp->fd_top >= startlnum) | |
| 2427 fp = NULL; | |
| 2428 } | |
| 2429 | |
| 2430 /* | |
| 2431 * Loop over all lines in this fold, or until "bot" is hit. | |
| 2432 * Handle nested folds inside of this fold. | |
| 2433 * "flp->lnum" is the current line. When finding the end of the fold, it | |
| 2434 * is just below the end of the fold. | |
| 2435 * "*flp" contains the level of the line "flp->lnum" or a following one if | |
| 2436 * there are lines with an invalid fold level. "flp->lnum_save" is the | |
| 2437 * line number that was used to get the fold level (below "flp->lnum" when | |
| 2438 * it has an invalid fold level). When called the fold level is always | |
| 2439 * valid, thus "flp->lnum_save" is equal to "flp->lnum". | |
| 2440 */ | |
| 2441 flp->lnum_save = flp->lnum; | |
| 2442 while (!got_int) | |
| 2443 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2444 // Updating folds can be slow, check for CTRL-C. |
| 7 | 2445 line_breakcheck(); |
| 2446 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2447 // Set "lvl" to the level of line "flp->lnum". When flp->start is set |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2448 // and after the first line of the fold, set the level to zero to |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2449 // force the fold to end. Do the same when had_end is set: Previous |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2450 // line was marked as end of a fold. |
| 7 | 2451 lvl = flp->lvl; |
| 2452 if (lvl > MAX_LEVEL) | |
| 2453 lvl = MAX_LEVEL; | |
| 2454 if (flp->lnum > firstlnum | |
| 2455 && (level > lvl - flp->start || level >= flp->had_end)) | |
| 2456 lvl = 0; | |
| 2457 | |
| 2458 if (flp->lnum > bot && !finish && fp != NULL) | |
| 2459 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2460 // For "marker" and "syntax" methods: |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2461 // - If a change caused a nested fold to be removed, we need to |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2462 // delete it and continue at least until where it ended. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2463 // - If a change caused a nested fold to be created, or this fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2464 // to continue below its original end, need to finish this fold. |
| 7 | 2465 if (getlevel != foldlevelMarker |
| 2466 && getlevel != foldlevelExpr | |
| 2467 && getlevel != foldlevelSyntax) | |
| 2468 break; | |
| 2469 i = 0; | |
| 2470 fp2 = fp; | |
| 2471 if (lvl >= level) | |
| 2472 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2473 // Compute how deep the folds currently are, if it's deeper |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2474 // than "lvl" then some must be deleted, need to update |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2475 // at least one nested fold. |
| 7 | 2476 ll = flp->lnum - fp->fd_top; |
| 2477 while (foldFind(&fp2->fd_nested, ll, &fp2)) | |
| 2478 { | |
| 2479 ++i; | |
| 2480 ll -= fp2->fd_top; | |
| 2481 } | |
| 2482 } | |
| 2483 if (lvl < level + i) | |
| 2484 { | |
| 7009 | 2485 (void)foldFind(&fp->fd_nested, flp->lnum - fp->fd_top, &fp2); |
| 7 | 2486 if (fp2 != NULL) |
| 2487 bot = fp2->fd_top + fp2->fd_len - 1 + fp->fd_top; | |
| 2488 } | |
| 2489 else if (fp->fd_top + fp->fd_len <= flp->lnum && lvl >= level) | |
| 2490 finish = TRUE; | |
| 2491 else | |
| 2492 break; | |
| 2493 } | |
| 2494 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2495 // At the start of the first nested fold and at the end of the current |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2496 // fold: check if existing folds at this level, before the current |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2497 // one, need to be deleted or truncated. |
| 7 | 2498 if (fp == NULL |
| 2499 && (lvl != level | |
| 2500 || flp->lnum_save >= bot | |
| 2501 || flp->start != 0 | |
| 2502 || flp->had_end <= MAX_LEVEL | |
| 2503 || flp->lnum == linecount)) | |
| 2504 { | |
| 2505 /* | |
| 2506 * Remove or update folds that have lines between startlnum and | |
| 2507 * firstlnum. | |
| 2508 */ | |
| 2509 while (!got_int) | |
| 2510 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2511 // set concat to 1 if it's allowed to concatenated this fold |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2512 // with a previous one that touches it. |
| 7 | 2513 if (flp->start != 0 || flp->had_end <= MAX_LEVEL) |
| 2514 concat = 0; | |
| 2515 else | |
| 2516 concat = 1; | |
| 2517 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2518 // Find an existing fold to re-use. Preferably one that |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2519 // includes startlnum, otherwise one that ends just before |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2520 // startlnum or starts after it. |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2521 if (gap->ga_len > 0 && (foldFind(gap, startlnum, &fp) |
| 7 | 2522 || (fp < ((fold_T *)gap->ga_data) + gap->ga_len |
| 2523 && fp->fd_top <= firstlnum) | |
| 2524 || foldFind(gap, firstlnum - concat, &fp) | |
| 2525 || (fp < ((fold_T *)gap->ga_data) + gap->ga_len | |
| 2526 && ((lvl < level && fp->fd_top < flp->lnum) | |
| 2527 || (lvl >= level | |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2528 && fp->fd_top <= flp->lnum_save))))) |
| 7 | 2529 { |
| 2530 if (fp->fd_top + fp->fd_len + concat > firstlnum) | |
| 2531 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2532 // Use existing fold for the new fold. If it starts |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2533 // before where we started looking, extend it. If it |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2534 // starts at another line, update nested folds to keep |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2535 // their position, compensating for the new fd_top. |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2536 if (fp->fd_top == firstlnum) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2537 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2538 // have found a fold beginning where we want |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2539 } |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2540 else if (fp->fd_top >= startlnum) |
| 7 | 2541 { |
| 2542 if (fp->fd_top > firstlnum) | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2543 // like lines are inserted |
| 7 | 2544 foldMarkAdjustRecurse(&fp->fd_nested, |
| 2545 (linenr_T)0, (linenr_T)MAXLNUM, | |
| 2546 (long)(fp->fd_top - firstlnum), 0L); | |
| 2547 else | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2548 // like lines are deleted |
| 7 | 2549 foldMarkAdjustRecurse(&fp->fd_nested, |
| 2550 (linenr_T)0, | |
| 2551 (long)(firstlnum - fp->fd_top - 1), | |
| 2552 (linenr_T)MAXLNUM, | |
| 2553 (long)(fp->fd_top - firstlnum)); | |
| 2554 fp->fd_len += fp->fd_top - firstlnum; | |
| 2555 fp->fd_top = firstlnum; | |
| 2556 fold_changed = TRUE; | |
| 2557 } | |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2558 else if ((flp->start != 0 && lvl == level) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2559 || firstlnum != startlnum) |
| 7 | 2560 { |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2561 linenr_T breakstart; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2562 linenr_T breakend; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2563 |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2564 /* |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2565 * Before there was a fold spanning from above |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2566 * startlnum to below firstlnum. This fold is valid |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2567 * above startlnum (because we are not updating |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2568 * that range), but there should now be a break in |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2569 * it. |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2570 * If the break is because we are now forced to |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2571 * start a new fold at the level "level" at line |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2572 * fline->lnum, then we need to split the fold at |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2573 * fline->lnum. |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2574 * If the break is because the range |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2575 * [startlnum, firstlnum) is now at a lower indent |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2576 * than "level", we need to split the fold in this |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2577 * range. |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2578 * Any splits have to be done recursively. |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2579 */ |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2580 if (firstlnum != startlnum) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2581 { |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2582 breakstart = startlnum; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2583 breakend = firstlnum; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2584 } |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2585 else |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2586 { |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2587 breakstart = flp->lnum; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2588 breakend = flp->lnum; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2589 } |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2590 foldRemove(&fp->fd_nested, breakstart - fp->fd_top, |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2591 breakend - fp->fd_top); |
| 7 | 2592 i = (int)(fp - (fold_T *)gap->ga_data); |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2593 foldSplit(gap, i, breakstart, breakend - 1); |
| 7 | 2594 fp = (fold_T *)gap->ga_data + i + 1; |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2595 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2596 // If using the "marker" or "syntax" method, we |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2597 // need to continue until the end of the fold is |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2598 // found. |
| 7 | 2599 if (getlevel == foldlevelMarker |
| 2600 || getlevel == foldlevelExpr | |
| 2601 || getlevel == foldlevelSyntax) | |
| 2602 finish = TRUE; | |
| 2603 } | |
|
11038
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2604 |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2605 if (fp->fd_top == startlnum && concat) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2606 { |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2607 i = (int)(fp - (fold_T *)gap->ga_data); |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2608 if (i != 0) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2609 { |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2610 fp2 = fp - 1; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2611 if (fp2->fd_top + fp2->fd_len == fp->fd_top) |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2612 { |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2613 foldMerge(fp2, gap, fp); |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2614 fp = fp2; |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2615 } |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2616 } |
|
c8b49300c6b7
patch 8.0.0408: updating folds does not always work properly
Christian Brabandt <cb@256bit.org>
parents:
10998
diff
changeset
|
2617 } |
| 7 | 2618 break; |
| 2619 } | |
| 2620 if (fp->fd_top >= startlnum) | |
| 2621 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2622 // A fold that starts at or after startlnum and stops |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2623 // before the new fold must be deleted. Continue |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2624 // looking for the next one. |
| 7 | 2625 deleteFoldEntry(gap, |
| 2626 (int)(fp - (fold_T *)gap->ga_data), TRUE); | |
| 2627 } | |
| 2628 else | |
| 2629 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2630 // A fold has some lines above startlnum, truncate it |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2631 // to stop just above startlnum. |
| 7 | 2632 fp->fd_len = startlnum - fp->fd_top; |
| 2633 foldMarkAdjustRecurse(&fp->fd_nested, | |
| 2634 (linenr_T)fp->fd_len, (linenr_T)MAXLNUM, | |
| 2635 (linenr_T)MAXLNUM, 0L); | |
| 2636 fold_changed = TRUE; | |
| 2637 } | |
| 2638 } | |
| 2639 else | |
| 2640 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2641 // Insert new fold. Careful: ga_data may be NULL and it |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2642 // may change! |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2643 if (gap->ga_len == 0) |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2644 i = 0; |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2645 else |
|
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2646 i = (int)(fp - (fold_T *)gap->ga_data); |
| 7 | 2647 if (foldInsert(gap, i) != OK) |
| 2648 return bot; | |
| 2649 fp = (fold_T *)gap->ga_data + i; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2650 // The new fold continues until bot, unless we find the |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2651 // end earlier. |
| 7 | 2652 fp->fd_top = firstlnum; |
| 2653 fp->fd_len = bot - firstlnum + 1; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2654 // When the containing fold is open, the new fold is open. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2655 // The new fold is closed if the fold above it is closed. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2656 // The first fold depends on the containing fold. |
| 7 | 2657 if (topflags == FD_OPEN) |
| 2658 { | |
| 2659 flp->wp->w_fold_manual = TRUE; | |
| 2660 fp->fd_flags = FD_OPEN; | |
| 2661 } | |
| 2662 else if (i <= 0) | |
| 2663 { | |
| 2664 fp->fd_flags = topflags; | |
| 2665 if (topflags != FD_LEVEL) | |
| 2666 flp->wp->w_fold_manual = TRUE; | |
| 2667 } | |
| 2668 else | |
| 2669 fp->fd_flags = (fp - 1)->fd_flags; | |
| 2670 fp->fd_small = MAYBE; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2671 // If using the "marker", "expr" or "syntax" method, we |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2672 // need to continue until the end of the fold is found. |
| 7 | 2673 if (getlevel == foldlevelMarker |
| 2674 || getlevel == foldlevelExpr | |
| 2675 || getlevel == foldlevelSyntax) | |
| 2676 finish = TRUE; | |
| 2677 fold_changed = TRUE; | |
| 2678 break; | |
| 2679 } | |
| 2680 } | |
| 2681 } | |
| 2682 | |
| 2683 if (lvl < level || flp->lnum > linecount) | |
| 2684 { | |
| 2685 /* | |
| 2686 * Found a line with a lower foldlevel, this fold ends just above | |
| 2687 * "flp->lnum". | |
| 2688 */ | |
| 2689 break; | |
| 2690 } | |
| 2691 | |
| 2692 /* | |
| 2693 * The fold includes the line "flp->lnum" and "flp->lnum_save". | |
| 840 | 2694 * Check "fp" for safety. |
| 7 | 2695 */ |
| 840 | 2696 if (lvl > level && fp != NULL) |
| 7 | 2697 { |
| 2698 /* | |
| 2699 * There is a nested fold, handle it recursively. | |
| 2700 */ | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2701 // At least do one line (can happen when finish is TRUE). |
| 7 | 2702 if (bot < flp->lnum) |
| 2703 bot = flp->lnum; | |
| 2704 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2705 // Line numbers in the nested fold are relative to the start of |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2706 // this fold. |
| 7 | 2707 flp->lnum = flp->lnum_save - fp->fd_top; |
| 2708 flp->off += fp->fd_top; | |
| 2709 i = (int)(fp - (fold_T *)gap->ga_data); | |
| 2710 bot = foldUpdateIEMSRecurse(&fp->fd_nested, level + 1, | |
| 2711 startlnum2 - fp->fd_top, flp, getlevel, | |
| 2712 bot - fp->fd_top, fp->fd_flags); | |
| 2713 fp = (fold_T *)gap->ga_data + i; | |
| 2714 flp->lnum += fp->fd_top; | |
| 2715 flp->lnum_save += fp->fd_top; | |
| 2716 flp->off -= fp->fd_top; | |
| 2717 bot += fp->fd_top; | |
| 2718 startlnum2 = flp->lnum; | |
| 2719 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2720 // This fold may end at the same line, don't incr. flp->lnum. |
| 7 | 2721 } |
| 2722 else | |
| 2723 { | |
| 2724 /* | |
| 2725 * Get the level of the next line, then continue the loop to check | |
| 2726 * if it ends there. | |
| 2727 * Skip over undefined lines, to find the foldlevel after it. | |
| 2728 * For the last line in the file the foldlevel is always valid. | |
| 2729 */ | |
| 2730 flp->lnum = flp->lnum_save; | |
| 2731 ll = flp->lnum + 1; | |
| 2732 while (!got_int) | |
| 2733 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2734 // Make the previous level available to foldlevel(). |
| 7 | 2735 prev_lnum = flp->lnum; |
| 2736 prev_lnum_lvl = flp->lvl; | |
| 2737 | |
| 2738 if (++flp->lnum > linecount) | |
| 2739 break; | |
| 2740 flp->lvl = flp->lvl_next; | |
| 2741 getlevel(flp); | |
| 2742 if (flp->lvl >= 0 || flp->had_end <= MAX_LEVEL) | |
| 2743 break; | |
| 2744 } | |
| 2745 prev_lnum = 0; | |
| 2746 if (flp->lnum > linecount) | |
| 2747 break; | |
| 2748 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2749 // leave flp->lnum_save to lnum of the line that was used to get |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2750 // the level, flp->lnum to the lnum of the next line. |
| 7 | 2751 flp->lnum_save = flp->lnum; |
| 2752 flp->lnum = ll; | |
| 2753 } | |
| 2754 } | |
| 2755 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2756 if (fp == NULL) // only happens when got_int is set |
| 7 | 2757 return bot; |
| 2758 | |
| 2759 /* | |
| 2760 * Get here when: | |
| 2761 * lvl < level: the folds ends just above "flp->lnum" | |
| 2762 * lvl >= level: fold continues below "bot" | |
| 2763 */ | |
| 2764 | |
|
17787
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2765 // Current fold at least extends until lnum. |
| 7 | 2766 if (fp->fd_len < flp->lnum - fp->fd_top) |
| 2767 { | |
| 2768 fp->fd_len = flp->lnum - fp->fd_top; | |
| 1513 | 2769 fp->fd_small = MAYBE; |
| 7 | 2770 fold_changed = TRUE; |
| 2771 } | |
|
17787
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2772 else if (fp->fd_top + fp->fd_len > linecount) |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2773 // running into the end of the buffer (deleted last line) |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2774 fp->fd_len = linecount - fp->fd_top + 1; |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2775 |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2776 // Delete contained folds from the end of the last one found until where |
|
92e0996e1cb8
patch 8.1.1890: ml_get error when deleting fold marker
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2777 // we stopped looking. |
| 7 | 2778 foldRemove(&fp->fd_nested, startlnum2 - fp->fd_top, |
| 2779 flp->lnum - 1 - fp->fd_top); | |
| 2780 | |
| 2781 if (lvl < level) | |
| 2782 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2783 // End of fold found, update the length when it got shorter. |
| 7 | 2784 if (fp->fd_len != flp->lnum - fp->fd_top) |
| 2785 { | |
|
11234
8c153d400bf4
patch 8.0.0503: endless loop in updating folds with 32 bit ints
Christian Brabandt <cb@256bit.org>
parents:
11165
diff
changeset
|
2786 if (fp->fd_top + fp->fd_len - 1 > bot) |
| 7 | 2787 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2788 // fold continued below bot |
| 7 | 2789 if (getlevel == foldlevelMarker |
| 2790 || getlevel == foldlevelExpr | |
| 2791 || getlevel == foldlevelSyntax) | |
| 2792 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2793 // marker method: truncate the fold and make sure the |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2794 // previously included lines are processed again |
| 7 | 2795 bot = fp->fd_top + fp->fd_len - 1; |
| 2796 fp->fd_len = flp->lnum - fp->fd_top; | |
| 2797 } | |
| 2798 else | |
| 2799 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2800 // indent or expr method: split fold to create a new one |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2801 // below bot |
| 7 | 2802 i = (int)(fp - (fold_T *)gap->ga_data); |
| 2803 foldSplit(gap, i, flp->lnum, bot); | |
| 2804 fp = (fold_T *)gap->ga_data + i; | |
| 2805 } | |
| 2806 } | |
| 2807 else | |
| 2808 fp->fd_len = flp->lnum - fp->fd_top; | |
| 2809 fold_changed = TRUE; | |
| 2810 } | |
| 2811 } | |
| 2812 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2813 // delete following folds that end before the current line |
| 7 | 2814 for (;;) |
| 2815 { | |
| 2816 fp2 = fp + 1; | |
| 2817 if (fp2 >= (fold_T *)gap->ga_data + gap->ga_len | |
| 2818 || fp2->fd_top > flp->lnum) | |
| 2819 break; | |
| 2820 if (fp2->fd_top + fp2->fd_len > flp->lnum) | |
| 2821 { | |
| 2822 if (fp2->fd_top < flp->lnum) | |
| 2823 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2824 // Make fold that includes lnum start at lnum. |
| 7 | 2825 foldMarkAdjustRecurse(&fp2->fd_nested, |
| 2826 (linenr_T)0, (long)(flp->lnum - fp2->fd_top - 1), | |
| 2827 (linenr_T)MAXLNUM, (long)(fp2->fd_top - flp->lnum)); | |
| 2828 fp2->fd_len -= flp->lnum - fp2->fd_top; | |
| 2829 fp2->fd_top = flp->lnum; | |
| 2830 fold_changed = TRUE; | |
| 2831 } | |
| 2832 | |
| 2833 if (lvl >= level) | |
| 2834 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2835 // merge new fold with existing fold that follows |
| 7 | 2836 foldMerge(fp, gap, fp2); |
| 2837 } | |
| 2838 break; | |
| 2839 } | |
| 2840 fold_changed = TRUE; | |
| 2841 deleteFoldEntry(gap, (int)(fp2 - (fold_T *)gap->ga_data), TRUE); | |
| 2842 } | |
| 2843 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2844 // Need to redraw the lines we inspected, which might be further down than |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2845 // was asked for. |
| 7 | 2846 if (bot < flp->lnum - 1) |
| 2847 bot = flp->lnum - 1; | |
| 2848 | |
| 2849 return bot; | |
| 2850 } | |
| 2851 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2852 // foldInsert() {{{2 |
| 7 | 2853 /* |
| 2854 * Insert a new fold in "gap" at position "i". | |
| 2855 * Returns OK for success, FAIL for failure. | |
| 2856 */ | |
| 2857 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2858 foldInsert(garray_T *gap, int i) |
| 7 | 2859 { |
| 2860 fold_T *fp; | |
| 2861 | |
| 2862 if (ga_grow(gap, 1) != OK) | |
| 2863 return FAIL; | |
| 2864 fp = (fold_T *)gap->ga_data + i; | |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2865 if (gap->ga_len > 0 && i < gap->ga_len) |
| 7 | 2866 mch_memmove(fp + 1, fp, sizeof(fold_T) * (gap->ga_len - i)); |
| 2867 ++gap->ga_len; | |
| 2868 ga_init2(&fp->fd_nested, (int)sizeof(fold_T), 10); | |
| 2869 return OK; | |
| 2870 } | |
| 2871 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2872 // foldSplit() {{{2 |
| 7 | 2873 /* |
| 2874 * Split the "i"th fold in "gap", which starts before "top" and ends below | |
| 2875 * "bot" in two pieces, one ending above "top" and the other starting below | |
| 2876 * "bot". | |
| 2877 * The caller must first have taken care of any nested folds from "top" to | |
| 2878 * "bot"! | |
| 2879 */ | |
| 2880 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2881 foldSplit( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2882 garray_T *gap, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2883 int i, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2884 linenr_T top, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2885 linenr_T bot) |
| 7 | 2886 { |
| 2887 fold_T *fp; | |
| 2888 fold_T *fp2; | |
| 2889 garray_T *gap1; | |
| 2890 garray_T *gap2; | |
| 2891 int idx; | |
| 2892 int len; | |
| 2893 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2894 // The fold continues below bot, need to split it. |
| 7 | 2895 if (foldInsert(gap, i + 1) == FAIL) |
| 2896 return; | |
| 2897 fp = (fold_T *)gap->ga_data + i; | |
| 2898 fp[1].fd_top = bot + 1; | |
| 2899 fp[1].fd_len = fp->fd_len - (fp[1].fd_top - fp->fd_top); | |
| 2900 fp[1].fd_flags = fp->fd_flags; | |
| 1985 | 2901 fp[1].fd_small = MAYBE; |
| 2902 fp->fd_small = MAYBE; | |
| 7 | 2903 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2904 // Move nested folds below bot to new fold. There can't be |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2905 // any between top and bot, they have been removed by the caller. |
| 7 | 2906 gap1 = &fp->fd_nested; |
| 2907 gap2 = &fp[1].fd_nested; | |
|
22021
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2908 if (foldFind(gap1, bot + 1 - fp->fd_top, &fp2)) |
| 7 | 2909 { |
|
22021
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2910 len = (int)((fold_T *)gap1->ga_data + gap1->ga_len - fp2); |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2911 if (len > 0 && ga_grow(gap2, len) == OK) |
| 7 | 2912 { |
|
22021
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2913 for (idx = 0; idx < len; ++idx) |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2914 { |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2915 ((fold_T *)gap2->ga_data)[idx] = fp2[idx]; |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2916 ((fold_T *)gap2->ga_data)[idx].fd_top |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2917 -= fp[1].fd_top - fp->fd_top; |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2918 } |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2919 gap2->ga_len = len; |
|
514d622473af
patch 8.2.1560: using NULL pointers in some code
Bram Moolenaar <Bram@vim.org>
parents:
22009
diff
changeset
|
2920 gap1->ga_len -= len; |
| 7 | 2921 } |
| 2922 } | |
| 2923 fp->fd_len = top - fp->fd_top; | |
| 2924 fold_changed = TRUE; | |
| 2925 } | |
| 2926 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2927 // foldRemove() {{{2 |
| 7 | 2928 /* |
| 2929 * Remove folds within the range "top" to and including "bot". | |
| 2930 * Check for these situations: | |
| 2931 * 1 2 3 | |
| 2932 * 1 2 3 | |
| 2933 * top 2 3 4 5 | |
| 2934 * 2 3 4 5 | |
| 2935 * bot 2 3 4 5 | |
| 2936 * 3 5 6 | |
| 2937 * 3 5 6 | |
| 2938 * | |
| 2939 * 1: not changed | |
| 1224 | 2940 * 2: truncate to stop above "top" |
| 7 | 2941 * 3: split in two parts, one stops above "top", other starts below "bot". |
| 2942 * 4: deleted | |
| 2943 * 5: made to start below "bot". | |
| 2944 * 6: not changed | |
| 2945 */ | |
| 2946 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
2947 foldRemove(garray_T *gap, linenr_T top, linenr_T bot) |
| 7 | 2948 { |
| 2949 fold_T *fp = NULL; | |
| 2950 | |
| 2951 if (bot < top) | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2952 return; // nothing to do |
| 7 | 2953 |
|
22006
468569085ab2
patch 8.2.1552: warnings from asan with clang-11
Bram Moolenaar <Bram@vim.org>
parents:
20996
diff
changeset
|
2954 while (gap->ga_len > 0) |
| 7 | 2955 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2956 // Find fold that includes top or a following one. |
| 7 | 2957 if (foldFind(gap, top, &fp) && fp->fd_top < top) |
| 2958 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2959 // 2: or 3: need to delete nested folds |
| 7 | 2960 foldRemove(&fp->fd_nested, top - fp->fd_top, bot - fp->fd_top); |
|
11396
e9924d19ee37
patch 8.0.0583: fold test hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11392
diff
changeset
|
2961 if (fp->fd_top + fp->fd_len - 1 > bot) |
| 7 | 2962 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2963 // 3: need to split it. |
| 7 | 2964 foldSplit(gap, (int)(fp - (fold_T *)gap->ga_data), top, bot); |
| 2965 } | |
| 2966 else | |
| 2967 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2968 // 2: truncate fold at "top". |
| 7 | 2969 fp->fd_len = top - fp->fd_top; |
| 2970 } | |
| 2971 fold_changed = TRUE; | |
| 2972 continue; | |
| 2973 } | |
| 2974 if (fp >= (fold_T *)(gap->ga_data) + gap->ga_len | |
| 2975 || fp->fd_top > bot) | |
| 2976 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2977 // 6: Found a fold below bot, can stop looking. |
| 7 | 2978 break; |
| 2979 } | |
| 2980 if (fp->fd_top >= top) | |
| 2981 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2982 // Found an entry below top. |
| 7 | 2983 fold_changed = TRUE; |
| 36 | 2984 if (fp->fd_top + fp->fd_len - 1 > bot) |
| 7 | 2985 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2986 // 5: Make fold that includes bot start below bot. |
| 7 | 2987 foldMarkAdjustRecurse(&fp->fd_nested, |
| 2988 (linenr_T)0, (long)(bot - fp->fd_top), | |
| 2989 (linenr_T)MAXLNUM, (long)(fp->fd_top - bot - 1)); | |
| 2990 fp->fd_len -= bot - fp->fd_top + 1; | |
| 2991 fp->fd_top = bot + 1; | |
| 2992 break; | |
| 2993 } | |
| 2994 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
2995 // 4: Delete completely contained fold. |
| 7 | 2996 deleteFoldEntry(gap, (int)(fp - (fold_T *)gap->ga_data), TRUE); |
| 2997 } | |
| 2998 } | |
| 2999 } | |
| 3000 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3001 // foldReverseOrder() {{{2 |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3002 static void |
|
11396
e9924d19ee37
patch 8.0.0583: fold test hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11392
diff
changeset
|
3003 foldReverseOrder(garray_T *gap, linenr_T start_arg, linenr_T end_arg) |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3004 { |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3005 fold_T *left, *right; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3006 fold_T tmp; |
|
11396
e9924d19ee37
patch 8.0.0583: fold test hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11392
diff
changeset
|
3007 linenr_T start = start_arg; |
|
e9924d19ee37
patch 8.0.0583: fold test hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11392
diff
changeset
|
3008 linenr_T end = end_arg; |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3009 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3010 for (; start < end; start++, end--) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3011 { |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3012 left = (fold_T *)gap->ga_data + start; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3013 right = (fold_T *)gap->ga_data + end; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3014 tmp = *left; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3015 *left = *right; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3016 *right = tmp; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3017 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3018 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3019 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3020 // foldMoveRange() {{{2 |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3021 /* |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3022 * Move folds within the inclusive range "line1" to "line2" to after "dest" |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3023 * requires "line1" <= "line2" <= "dest" |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3024 * |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3025 * There are the following situations for the first fold at or below line1 - 1. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3026 * 1 2 3 4 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3027 * 1 2 3 4 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3028 * line1 2 3 4 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3029 * 2 3 4 5 6 7 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3030 * line2 3 4 5 6 7 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3031 * 3 4 6 7 8 9 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3032 * dest 4 7 8 9 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3033 * 4 7 8 10 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3034 * 4 7 8 10 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3035 * |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3036 * In the following descriptions, "moved" means moving in the buffer, *and* in |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3037 * the fold array. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3038 * Meanwhile, "shifted" just means moving in the buffer. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3039 * 1. not changed |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3040 * 2. truncated above line1 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3041 * 3. length reduced by line2 - line1, folds starting between the end of 3 and |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3042 * dest are truncated and shifted up |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3043 * 4. internal folds moved (from [line1, line2] to dest) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3044 * 5. moved to dest. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3045 * 6. truncated below line2 and moved. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3046 * 7. length reduced by line2 - dest, folds starting between line2 and dest are |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3047 * removed, top is moved down by move_len. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3048 * 8. truncated below dest and shifted up. |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3049 * 9. shifted up |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3050 * 10. not changed |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3051 */ |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3052 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3053 static void |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3054 truncate_fold(fold_T *fp, linenr_T end) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3055 { |
|
11156
80241603dd50
patch 8.0.0465: off-by-one error in using :move with folding
Christian Brabandt <cb@256bit.org>
parents:
11148
diff
changeset
|
3056 end += 1; |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3057 foldRemove(&fp->fd_nested, end - fp->fd_top, MAXLNUM); |
|
11156
80241603dd50
patch 8.0.0465: off-by-one error in using :move with folding
Christian Brabandt <cb@256bit.org>
parents:
11148
diff
changeset
|
3058 fp->fd_len = end - fp->fd_top; |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3059 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3060 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3061 #define fold_end(fp) ((fp)->fd_top + (fp)->fd_len - 1) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3062 #define valid_fold(fp, gap) ((fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len)) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3063 #define fold_index(fp, gap) ((size_t)(fp - ((fold_T *)(gap)->ga_data))) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3064 |
|
11148
87779062d706
patch 8.0.0461: test 45 hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11140
diff
changeset
|
3065 void |
|
87779062d706
patch 8.0.0461: test 45 hangs on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11140
diff
changeset
|
3066 foldMoveRange(garray_T *gap, linenr_T line1, linenr_T line2, linenr_T dest) |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3067 { |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3068 fold_T *fp; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3069 linenr_T range_len = line2 - line1 + 1; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3070 linenr_T move_len = dest - line2; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3071 int at_start = foldFind(gap, line1 - 1, &fp); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3072 size_t move_start = 0, move_end = 0, dest_index = 0; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3073 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3074 if (at_start) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3075 { |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3076 if (fold_end(fp) > dest) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3077 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3078 // Case 4 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3079 // don't have to change this fold, but have to move nested folds. |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3080 foldMoveRange(&fp->fd_nested, line1 - fp->fd_top, line2 - |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3081 fp->fd_top, dest - fp->fd_top); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3082 return; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3083 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3084 else if (fold_end(fp) > line2) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3085 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3086 // Case 3 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3087 // Remove nested folds between line1 and line2 & reduce the |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3088 // length of fold by "range_len". |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3089 // Folds after this one must be dealt with. |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3090 foldMarkAdjustRecurse(&fp->fd_nested, line1 - fp->fd_top, line2 - |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3091 fp->fd_top, MAXLNUM, -range_len); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3092 fp->fd_len -= range_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3093 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3094 else |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3095 // Case 2 truncate fold, folds after this one must be dealt with. |
|
11156
80241603dd50
patch 8.0.0465: off-by-one error in using :move with folding
Christian Brabandt <cb@256bit.org>
parents:
11148
diff
changeset
|
3096 truncate_fold(fp, line1 - 1); |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3097 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3098 // Look at the next fold, and treat that one as if it were the first |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3099 // after "line1" (because now it is). |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3100 fp = fp + 1; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3101 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3102 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3103 if (!valid_fold(fp, gap) || fp->fd_top > dest) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3104 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3105 // Case 10 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3106 // No folds after "line1" and before "dest" |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3107 return; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3108 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3109 else if (fp->fd_top > line2) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3110 { |
|
11156
80241603dd50
patch 8.0.0465: off-by-one error in using :move with folding
Christian Brabandt <cb@256bit.org>
parents:
11148
diff
changeset
|
3111 for (; valid_fold(fp, gap) && fold_end(fp) <= dest; fp++) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3112 // Case 9. (for all case 9's) -- shift up. |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3113 fp->fd_top -= range_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3114 |
|
11156
80241603dd50
patch 8.0.0465: off-by-one error in using :move with folding
Christian Brabandt <cb@256bit.org>
parents:
11148
diff
changeset
|
3115 if (valid_fold(fp, gap) && fp->fd_top <= dest) |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3116 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3117 // Case 8. -- ensure truncated at dest, shift up |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3118 truncate_fold(fp, dest); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3119 fp->fd_top -= range_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3120 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3121 return; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3122 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3123 else if (fold_end(fp) > dest) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3124 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3125 // Case 7 -- remove nested folds and shrink |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3126 foldMarkAdjustRecurse(&fp->fd_nested, line2 + 1 - fp->fd_top, dest - |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3127 fp->fd_top, MAXLNUM, -move_len); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3128 fp->fd_len -= move_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3129 fp->fd_top += move_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3130 return; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3131 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3132 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3133 // Case 5 or 6 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3134 // changes rely on whether there are folds between the end of |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3135 // this fold and "dest". |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3136 move_start = fold_index(fp, gap); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3137 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3138 for (; valid_fold(fp, gap) && fp->fd_top <= dest; fp++) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3139 { |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3140 if (fp->fd_top <= line2) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3141 { |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3142 // 1. 2. or 3. |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3143 if (fold_end(fp) > line2) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3144 // 2. or 3., truncate before moving |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3145 truncate_fold(fp, line2); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3146 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3147 fp->fd_top += move_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3148 continue; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3149 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3150 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3151 // Record index of the first fold after the moved range. |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3152 if (move_end == 0) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3153 move_end = fold_index(fp, gap); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3154 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3155 if (fold_end(fp) > dest) |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3156 truncate_fold(fp, dest); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3157 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3158 fp->fd_top -= range_len; |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3159 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3160 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3161 dest_index = fold_index(fp, gap); |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3162 |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3163 /* |
|
11392
dc2800c3572b
patch 8.0.0581: moving folded text is sometimes not correct
Christian Brabandt <cb@256bit.org>
parents:
11234
diff
changeset
|
3164 * All folds are now correct, but not necessarily in the correct order. We |
|
dc2800c3572b
patch 8.0.0581: moving folded text is sometimes not correct
Christian Brabandt <cb@256bit.org>
parents:
11234
diff
changeset
|
3165 * must swap folds in the range [move_end, dest_index) with those in the |
|
dc2800c3572b
patch 8.0.0581: moving folded text is sometimes not correct
Christian Brabandt <cb@256bit.org>
parents:
11234
diff
changeset
|
3166 * range [move_start, move_end). |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3167 */ |
|
11392
dc2800c3572b
patch 8.0.0581: moving folded text is sometimes not correct
Christian Brabandt <cb@256bit.org>
parents:
11234
diff
changeset
|
3168 if (move_end == 0) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3169 // There are no folds after those moved, hence no folds have been moved |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3170 // out of order. |
|
11392
dc2800c3572b
patch 8.0.0581: moving folded text is sometimes not correct
Christian Brabandt <cb@256bit.org>
parents:
11234
diff
changeset
|
3171 return; |
|
11165
f0602688b8ef
patch 8.0.0469: compiler warnings on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11156
diff
changeset
|
3172 foldReverseOrder(gap, (linenr_T)move_start, (linenr_T)dest_index - 1); |
|
f0602688b8ef
patch 8.0.0469: compiler warnings on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11156
diff
changeset
|
3173 foldReverseOrder(gap, (linenr_T)move_start, |
|
f0602688b8ef
patch 8.0.0469: compiler warnings on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11156
diff
changeset
|
3174 (linenr_T)(move_start + dest_index - move_end - 1)); |
|
f0602688b8ef
patch 8.0.0469: compiler warnings on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11156
diff
changeset
|
3175 foldReverseOrder(gap, (linenr_T)(move_start + dest_index - move_end), |
|
f0602688b8ef
patch 8.0.0469: compiler warnings on MS-Windows
Christian Brabandt <cb@256bit.org>
parents:
11156
diff
changeset
|
3176 (linenr_T)(dest_index - 1)); |
|
11140
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3177 } |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3178 #undef fold_end |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3179 #undef valid_fold |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3180 #undef fold_index |
|
6b26e044b6f5
patch 8.0.0457: using :move messes up manual folds
Christian Brabandt <cb@256bit.org>
parents:
11131
diff
changeset
|
3181 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3182 // foldMerge() {{{2 |
| 7 | 3183 /* |
| 1224 | 3184 * Merge two adjacent folds (and the nested ones in them). |
| 3185 * This only works correctly when the folds are really adjacent! Thus "fp1" | |
| 7 | 3186 * must end just above "fp2". |
| 3187 * The resulting fold is "fp1", nested folds are moved from "fp2" to "fp1". | |
| 3188 * Fold entry "fp2" in "gap" is deleted. | |
| 3189 */ | |
| 3190 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3191 foldMerge(fold_T *fp1, garray_T *gap, fold_T *fp2) |
| 7 | 3192 { |
| 3193 fold_T *fp3; | |
| 3194 fold_T *fp4; | |
| 3195 int idx; | |
| 3196 garray_T *gap1 = &fp1->fd_nested; | |
| 3197 garray_T *gap2 = &fp2->fd_nested; | |
| 3198 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3199 // If the last nested fold in fp1 touches the first nested fold in fp2, |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3200 // merge them recursively. |
| 7 | 3201 if (foldFind(gap1, fp1->fd_len - 1L, &fp3) && foldFind(gap2, 0L, &fp4)) |
| 3202 foldMerge(fp3, gap2, fp4); | |
| 3203 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3204 // Move nested folds in fp2 to the end of fp1. |
| 7 | 3205 if (gap2->ga_len > 0 && ga_grow(gap1, gap2->ga_len) == OK) |
| 3206 { | |
| 3207 for (idx = 0; idx < gap2->ga_len; ++idx) | |
| 3208 { | |
| 3209 ((fold_T *)gap1->ga_data)[gap1->ga_len] | |
| 3210 = ((fold_T *)gap2->ga_data)[idx]; | |
| 3211 ((fold_T *)gap1->ga_data)[gap1->ga_len].fd_top += fp1->fd_len; | |
| 3212 ++gap1->ga_len; | |
| 3213 } | |
| 3214 gap2->ga_len = 0; | |
| 3215 } | |
| 3216 | |
| 3217 fp1->fd_len += fp2->fd_len; | |
| 3218 deleteFoldEntry(gap, (int)(fp2 - (fold_T *)gap->ga_data), TRUE); | |
| 3219 fold_changed = TRUE; | |
| 3220 } | |
| 3221 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3222 // foldlevelIndent() {{{2 |
| 7 | 3223 /* |
| 3224 * Low level function to get the foldlevel for the "indent" method. | |
| 3225 * Doesn't use any caching. | |
| 3226 * Returns a level of -1 if the foldlevel depends on surrounding lines. | |
| 3227 */ | |
| 3228 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3229 foldlevelIndent(fline_T *flp) |
| 7 | 3230 { |
| 3231 char_u *s; | |
| 3232 buf_T *buf; | |
| 3233 linenr_T lnum = flp->lnum + flp->off; | |
| 3234 | |
| 3235 buf = flp->wp->w_buffer; | |
| 3236 s = skipwhite(ml_get_buf(buf, lnum, FALSE)); | |
| 3237 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3238 // empty line or lines starting with a character in 'foldignore': level |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3239 // depends on surrounding lines |
| 7 | 3240 if (*s == NUL || vim_strchr(flp->wp->w_p_fdi, *s) != NULL) |
| 3241 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3242 // first and last line can't be undefined, use level 0 |
| 7 | 3243 if (lnum == 1 || lnum == buf->b_ml.ml_line_count) |
| 3244 flp->lvl = 0; | |
| 3245 else | |
| 3246 flp->lvl = -1; | |
| 3247 } | |
| 3248 else | |
|
15031
03831e5ea0de
patch 8.1.0527: using 'shiftwidth' from wrong buffer for folding
Bram Moolenaar <Bram@vim.org>
parents:
12477
diff
changeset
|
3249 flp->lvl = get_indent_buf(buf, lnum) / get_sw_value(buf); |
| 7 | 3250 if (flp->lvl > flp->wp->w_p_fdn) |
| 1028 | 3251 { |
| 7 | 3252 flp->lvl = flp->wp->w_p_fdn; |
| 1028 | 3253 if (flp->lvl < 0) |
| 3254 flp->lvl = 0; | |
| 3255 } | |
| 7 | 3256 } |
| 3257 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3258 // foldlevelDiff() {{{2 |
| 7 | 3259 #ifdef FEAT_DIFF |
| 3260 /* | |
| 3261 * Low level function to get the foldlevel for the "diff" method. | |
| 3262 * Doesn't use any caching. | |
| 3263 */ | |
| 3264 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3265 foldlevelDiff(fline_T *flp) |
| 7 | 3266 { |
| 3267 if (diff_infold(flp->wp, flp->lnum + flp->off)) | |
| 3268 flp->lvl = 1; | |
| 3269 else | |
| 3270 flp->lvl = 0; | |
| 3271 } | |
| 3272 #endif | |
| 3273 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3274 // foldlevelExpr() {{{2 |
| 7 | 3275 /* |
| 3276 * Low level function to get the foldlevel for the "expr" method. | |
| 3277 * Doesn't use any caching. | |
| 3278 * Returns a level of -1 if the foldlevel depends on surrounding lines. | |
| 3279 */ | |
| 3280 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3281 foldlevelExpr(fline_T *flp) |
| 7 | 3282 { |
| 3283 #ifndef FEAT_EVAL | |
| 3284 flp->start = FALSE; | |
| 3285 flp->lvl = 0; | |
| 3286 #else | |
| 3287 win_T *win; | |
| 3288 int n; | |
| 3289 int c; | |
| 3290 linenr_T lnum = flp->lnum + flp->off; | |
| 3291 int save_keytyped; | |
| 3292 | |
| 3293 win = curwin; | |
| 3294 curwin = flp->wp; | |
| 3295 curbuf = flp->wp->w_buffer; | |
| 3296 set_vim_var_nr(VV_LNUM, lnum); | |
| 3297 | |
| 3298 flp->start = 0; | |
| 3299 flp->had_end = flp->end; | |
| 3300 flp->end = MAX_LEVEL + 1; | |
| 3301 if (lnum <= 1) | |
| 3302 flp->lvl = 0; | |
| 3303 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3304 // KeyTyped may be reset to 0 when calling a function which invokes |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3305 // do_cmdline(). To make 'foldopen' work correctly restore KeyTyped. |
| 7 | 3306 save_keytyped = KeyTyped; |
|
9389
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9252
diff
changeset
|
3307 n = (int)eval_foldexpr(flp->wp->w_p_fde, &c); |
| 7 | 3308 KeyTyped = save_keytyped; |
| 3309 | |
| 3310 switch (c) | |
| 3311 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3312 // "a1", "a2", .. : add to the fold level |
| 7 | 3313 case 'a': if (flp->lvl >= 0) |
| 3314 { | |
| 3315 flp->lvl += n; | |
| 3316 flp->lvl_next = flp->lvl; | |
| 3317 } | |
| 3318 flp->start = n; | |
| 3319 break; | |
| 3320 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3321 // "s1", "s2", .. : subtract from the fold level |
| 7 | 3322 case 's': if (flp->lvl >= 0) |
| 3323 { | |
| 3324 if (n > flp->lvl) | |
| 3325 flp->lvl_next = 0; | |
| 3326 else | |
| 3327 flp->lvl_next = flp->lvl - n; | |
| 3328 flp->end = flp->lvl_next + 1; | |
| 3329 } | |
| 3330 break; | |
| 3331 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3332 // ">1", ">2", .. : start a fold with a certain level |
| 7 | 3333 case '>': flp->lvl = n; |
| 3334 flp->lvl_next = n; | |
| 3335 flp->start = 1; | |
| 3336 break; | |
| 3337 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3338 // "<1", "<2", .. : end a fold with a certain level |
| 7 | 3339 case '<': flp->lvl_next = n - 1; |
| 3340 flp->end = n; | |
| 3341 break; | |
| 3342 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3343 // "=": No change in level |
| 7 | 3344 case '=': flp->lvl_next = flp->lvl; |
| 3345 break; | |
| 3346 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3347 // "-1", "0", "1", ..: set fold level |
| 7 | 3348 default: if (n < 0) |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3349 // Use the current level for the next line, so that "a1" |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3350 // will work there. |
| 7 | 3351 flp->lvl_next = flp->lvl; |
| 3352 else | |
| 3353 flp->lvl_next = n; | |
| 3354 flp->lvl = n; | |
| 3355 break; | |
| 3356 } | |
| 3357 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3358 // If the level is unknown for the first or the last line in the file, use |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3359 // level 0. |
| 7 | 3360 if (flp->lvl < 0) |
| 3361 { | |
| 3362 if (lnum <= 1) | |
| 3363 { | |
| 3364 flp->lvl = 0; | |
| 3365 flp->lvl_next = 0; | |
| 3366 } | |
| 3367 if (lnum == curbuf->b_ml.ml_line_count) | |
| 3368 flp->lvl_next = 0; | |
| 3369 } | |
| 3370 | |
| 3371 curwin = win; | |
| 3372 curbuf = curwin->w_buffer; | |
| 3373 #endif | |
| 3374 } | |
| 3375 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3376 // parseMarker() {{{2 |
| 7 | 3377 /* |
| 3378 * Parse 'foldmarker' and set "foldendmarker", "foldstartmarkerlen" and | |
| 3379 * "foldendmarkerlen". | |
| 3380 * Relies on the option value to have been checked for correctness already. | |
| 3381 */ | |
| 3382 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3383 parseMarker(win_T *wp) |
| 7 | 3384 { |
| 3385 foldendmarker = vim_strchr(wp->w_p_fmr, ','); | |
| 3386 foldstartmarkerlen = (int)(foldendmarker++ - wp->w_p_fmr); | |
| 3387 foldendmarkerlen = (int)STRLEN(foldendmarker); | |
| 3388 } | |
| 3389 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3390 // foldlevelMarker() {{{2 |
| 7 | 3391 /* |
| 3392 * Low level function to get the foldlevel for the "marker" method. | |
| 3393 * "foldendmarker", "foldstartmarkerlen" and "foldendmarkerlen" must have been | |
| 3394 * set before calling this. | |
| 3395 * Requires that flp->lvl is set to the fold level of the previous line! | |
| 3396 * Careful: This means you can't call this function twice on the same line. | |
| 3397 * Doesn't use any caching. | |
| 3398 * Sets flp->start when a start marker was found. | |
| 3399 */ | |
| 3400 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3401 foldlevelMarker(fline_T *flp) |
| 7 | 3402 { |
| 3403 char_u *startmarker; | |
| 3404 int cstart; | |
| 3405 int cend; | |
| 3406 int start_lvl = flp->lvl; | |
| 3407 char_u *s; | |
| 3408 int n; | |
| 3409 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3410 // cache a few values for speed |
| 7 | 3411 startmarker = flp->wp->w_p_fmr; |
| 3412 cstart = *startmarker; | |
| 3413 ++startmarker; | |
| 3414 cend = *foldendmarker; | |
| 3415 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3416 // Default: no start found, next level is same as current level |
| 7 | 3417 flp->start = 0; |
| 3418 flp->lvl_next = flp->lvl; | |
| 3419 | |
| 3420 s = ml_get_buf(flp->wp->w_buffer, flp->lnum + flp->off, FALSE); | |
| 3421 while (*s) | |
| 3422 { | |
| 3423 if (*s == cstart | |
| 3424 && STRNCMP(s + 1, startmarker, foldstartmarkerlen - 1) == 0) | |
| 3425 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3426 // found startmarker: set flp->lvl |
| 7 | 3427 s += foldstartmarkerlen; |
| 3428 if (VIM_ISDIGIT(*s)) | |
| 3429 { | |
| 3430 n = atoi((char *)s); | |
| 3431 if (n > 0) | |
| 3432 { | |
| 3433 flp->lvl = n; | |
| 3434 flp->lvl_next = n; | |
| 3435 if (n <= start_lvl) | |
| 3436 flp->start = 1; | |
| 3437 else | |
| 3438 flp->start = n - start_lvl; | |
| 3439 } | |
| 3440 } | |
| 3441 else | |
| 3442 { | |
| 3443 ++flp->lvl; | |
| 3444 ++flp->lvl_next; | |
| 3445 ++flp->start; | |
| 3446 } | |
| 3447 } | |
| 3448 else if (*s == cend | |
| 3449 && STRNCMP(s + 1, foldendmarker + 1, foldendmarkerlen - 1) == 0) | |
| 3450 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3451 // found endmarker: set flp->lvl_next |
| 7 | 3452 s += foldendmarkerlen; |
| 3453 if (VIM_ISDIGIT(*s)) | |
| 3454 { | |
| 3455 n = atoi((char *)s); | |
| 3456 if (n > 0) | |
| 3457 { | |
| 3458 flp->lvl = n; | |
| 3459 flp->lvl_next = n - 1; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3460 // never start a fold with an end marker |
|
2054
79b8d69a4588
updated for version 7.2.340
Bram Moolenaar <bram@zimbu.org>
parents:
1985
diff
changeset
|
3461 if (flp->lvl_next > start_lvl) |
|
79b8d69a4588
updated for version 7.2.340
Bram Moolenaar <bram@zimbu.org>
parents:
1985
diff
changeset
|
3462 flp->lvl_next = start_lvl; |
| 7 | 3463 } |
| 3464 } | |
| 3465 else | |
| 3466 --flp->lvl_next; | |
| 3467 } | |
| 3468 else | |
|
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
11121
diff
changeset
|
3469 MB_PTR_ADV(s); |
| 7 | 3470 } |
| 3471 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3472 // The level can't go negative, must be missing a start marker. |
| 7 | 3473 if (flp->lvl_next < 0) |
| 3474 flp->lvl_next = 0; | |
| 3475 } | |
| 3476 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3477 // foldlevelSyntax() {{{2 |
| 7 | 3478 /* |
| 3479 * Low level function to get the foldlevel for the "syntax" method. | |
| 3480 * Doesn't use any caching. | |
| 3481 */ | |
| 3482 static void | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3483 foldlevelSyntax(fline_T *flp) |
| 7 | 3484 { |
| 3485 #ifndef FEAT_SYN_HL | |
| 3486 flp->start = 0; | |
| 3487 flp->lvl = 0; | |
| 3488 #else | |
| 3489 linenr_T lnum = flp->lnum + flp->off; | |
| 3490 int n; | |
| 3491 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3492 // Use the maximum fold level at the start of this line and the next. |
| 7 | 3493 flp->lvl = syn_get_foldlevel(flp->wp, lnum); |
| 3494 flp->start = 0; | |
| 3495 if (lnum < flp->wp->w_buffer->b_ml.ml_line_count) | |
| 3496 { | |
| 3497 n = syn_get_foldlevel(flp->wp, lnum + 1); | |
| 3498 if (n > flp->lvl) | |
| 3499 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3500 flp->start = n - flp->lvl; // fold(s) start here |
| 7 | 3501 flp->lvl = n; |
| 3502 } | |
| 3503 } | |
| 3504 #endif | |
| 3505 } | |
| 3506 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3507 // functions for storing the fold state in a View {{{1 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3508 // put_folds() {{{2 |
| 7 | 3509 #if defined(FEAT_SESSION) || defined(PROTO) |
|
7801
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
3510 static int put_folds_recurse(FILE *fd, garray_T *gap, linenr_T off); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
3511 static int put_foldopen_recurse(FILE *fd, win_T *wp, garray_T *gap, linenr_T off); |
|
a1e71a01dbd6
commit https://github.com/vim/vim/commit/d25c16e2f2776d50245bf31d6e4d5364f12d188e
Christian Brabandt <cb@256bit.org>
parents:
7009
diff
changeset
|
3512 static int put_fold_open_close(FILE *fd, fold_T *fp, linenr_T off); |
| 7 | 3513 |
| 3514 /* | |
| 3515 * Write commands to "fd" to restore the manual folds in window "wp". | |
| 3516 * Return FAIL if writing fails. | |
| 3517 */ | |
| 3518 int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3519 put_folds(FILE *fd, win_T *wp) |
| 7 | 3520 { |
| 3521 if (foldmethodIsManual(wp)) | |
| 3522 { | |
| 3523 if (put_line(fd, "silent! normal! zE") == FAIL | |
| 3524 || put_folds_recurse(fd, &wp->w_folds, (linenr_T)0) == FAIL) | |
| 3525 return FAIL; | |
| 3526 } | |
| 3527 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3528 // If some folds are manually opened/closed, need to restore that. |
| 7 | 3529 if (wp->w_fold_manual) |
| 3392 | 3530 return put_foldopen_recurse(fd, wp, &wp->w_folds, (linenr_T)0); |
| 7 | 3531 |
| 3532 return OK; | |
| 3533 } | |
| 3534 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3535 // put_folds_recurse() {{{2 |
| 7 | 3536 /* |
| 3537 * Write commands to "fd" to recreate manually created folds. | |
| 3538 * Returns FAIL when writing failed. | |
| 3539 */ | |
| 3540 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3541 put_folds_recurse(FILE *fd, garray_T *gap, linenr_T off) |
| 7 | 3542 { |
| 3543 int i; | |
| 3544 fold_T *fp; | |
| 3545 | |
| 3546 fp = (fold_T *)gap->ga_data; | |
| 3547 for (i = 0; i < gap->ga_len; i++) | |
| 3548 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3549 // Do nested folds first, they will be created closed. |
| 7 | 3550 if (put_folds_recurse(fd, &fp->fd_nested, off + fp->fd_top) == FAIL) |
| 3551 return FAIL; | |
| 3552 if (fprintf(fd, "%ld,%ldfold", fp->fd_top + off, | |
| 3553 fp->fd_top + off + fp->fd_len - 1) < 0 | |
| 3554 || put_eol(fd) == FAIL) | |
| 3555 return FAIL; | |
| 3556 ++fp; | |
| 3557 } | |
| 3558 return OK; | |
| 3559 } | |
| 3560 | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3561 // put_foldopen_recurse() {{{2 |
| 7 | 3562 /* |
| 3563 * Write commands to "fd" to open and close manually opened/closed folds. | |
| 3564 * Returns FAIL when writing failed. | |
| 3565 */ | |
| 3566 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3567 put_foldopen_recurse( |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3568 FILE *fd, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3569 win_T *wp, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3570 garray_T *gap, |
|
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3571 linenr_T off) |
| 7 | 3572 { |
| 3573 int i; | |
| 3392 | 3574 int level; |
| 7 | 3575 fold_T *fp; |
| 3576 | |
| 3577 fp = (fold_T *)gap->ga_data; | |
| 3578 for (i = 0; i < gap->ga_len; i++) | |
| 3579 { | |
| 3580 if (fp->fd_flags != FD_LEVEL) | |
| 3581 { | |
| 3582 if (fp->fd_nested.ga_len > 0) | |
| 3583 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3584 // open nested folds while this fold is open |
| 7 | 3585 if (fprintf(fd, "%ld", fp->fd_top + off) < 0 |
| 3586 || put_eol(fd) == FAIL | |
| 3766 | 3587 || put_line(fd, "normal! zo") == FAIL) |
| 7 | 3588 return FAIL; |
| 3392 | 3589 if (put_foldopen_recurse(fd, wp, &fp->fd_nested, |
| 3590 off + fp->fd_top) | |
| 7 | 3591 == FAIL) |
| 3592 return FAIL; | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3593 // close the parent when needed |
| 3392 | 3594 if (fp->fd_flags == FD_CLOSED) |
| 3595 { | |
| 3596 if (put_fold_open_close(fd, fp, off) == FAIL) | |
| 3597 return FAIL; | |
| 3598 } | |
| 3599 } | |
| 3600 else | |
| 3601 { | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3602 // Open or close the leaf according to the window foldlevel. |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3603 // Do not close a leaf that is already closed, as it will close |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3604 // the parent. |
| 3392 | 3605 level = foldLevelWin(wp, off + fp->fd_top); |
| 3606 if ((fp->fd_flags == FD_CLOSED && wp->w_p_fdl >= level) | |
| 3607 || (fp->fd_flags != FD_CLOSED && wp->w_p_fdl < level)) | |
| 3608 if (put_fold_open_close(fd, fp, off) == FAIL) | |
| 3609 return FAIL; | |
| 7 | 3610 } |
| 3611 } | |
| 3612 ++fp; | |
| 3613 } | |
| 3614 | |
| 3615 return OK; | |
| 3616 } | |
| 3392 | 3617 |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3618 // put_fold_open_close() {{{2 |
| 3392 | 3619 /* |
| 3620 * Write the open or close command to "fd". | |
| 3621 * Returns FAIL when writing failed. | |
| 3622 */ | |
| 3623 static int | |
|
7821
81794242a275
commit https://github.com/vim/vim/commit/66f948e928d5e0cd3123af902aa8ac1613534c94
Christian Brabandt <cb@256bit.org>
parents:
7807
diff
changeset
|
3624 put_fold_open_close(FILE *fd, fold_T *fp, linenr_T off) |
| 3392 | 3625 { |
| 3626 if (fprintf(fd, "%ld", fp->fd_top + off) < 0 | |
| 3627 || put_eol(fd) == FAIL | |
| 3766 | 3628 || fprintf(fd, "normal! z%c", |
| 3392 | 3629 fp->fd_flags == FD_CLOSED ? 'c' : 'o') < 0 |
| 3630 || put_eol(fd) == FAIL) | |
| 3631 return FAIL; | |
| 3632 | |
| 3633 return OK; | |
| 3634 } | |
|
18779
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3635 #endif // FEAT_SESSION |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3636 |
|
8f05b3cf8557
patch 8.1.2379: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18203
diff
changeset
|
3637 // }}}1 |
|
17928
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3638 #endif // defined(FEAT_FOLDING) || defined(PROTO) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3639 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3640 #if defined(FEAT_EVAL) || defined(PROTO) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3641 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3642 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3643 * "foldclosed()" and "foldclosedend()" functions |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3644 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3645 static void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3646 foldclosed_both( |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3647 typval_T *argvars UNUSED, |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3648 typval_T *rettv, |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3649 int end UNUSED) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3650 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3651 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3652 linenr_T lnum; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3653 linenr_T first, last; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3654 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3655 lnum = tv_get_lnum(argvars); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3656 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3657 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3658 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL)) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3659 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3660 if (end) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3661 rettv->vval.v_number = (varnumber_T)last; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3662 else |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3663 rettv->vval.v_number = (varnumber_T)first; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3664 return; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3665 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3666 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3667 #endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3668 rettv->vval.v_number = -1; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3669 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3670 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3671 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3672 * "foldclosed()" function |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3673 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3674 void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3675 f_foldclosed(typval_T *argvars, typval_T *rettv) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3676 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3677 foldclosed_both(argvars, rettv, FALSE); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3678 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3679 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3680 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3681 * "foldclosedend()" function |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3682 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3683 void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3684 f_foldclosedend(typval_T *argvars, typval_T *rettv) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3685 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3686 foldclosed_both(argvars, rettv, TRUE); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3687 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3688 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3689 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3690 * "foldlevel()" function |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3691 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3692 void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3693 f_foldlevel(typval_T *argvars UNUSED, typval_T *rettv UNUSED) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3694 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3695 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3696 linenr_T lnum; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3697 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3698 lnum = tv_get_lnum(argvars); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3699 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3700 rettv->vval.v_number = foldLevel(lnum); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3701 # endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3702 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3703 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3704 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3705 * "foldtext()" function |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3706 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3707 void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3708 f_foldtext(typval_T *argvars UNUSED, typval_T *rettv) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3709 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3710 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3711 linenr_T foldstart; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3712 linenr_T foldend; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3713 char_u *dashes; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3714 linenr_T lnum; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3715 char_u *s; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3716 char_u *r; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3717 int len; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3718 char *txt; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3719 long count; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3720 # endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3721 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3722 rettv->v_type = VAR_STRING; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3723 rettv->vval.v_string = NULL; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3724 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3725 foldstart = (linenr_T)get_vim_var_nr(VV_FOLDSTART); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3726 foldend = (linenr_T)get_vim_var_nr(VV_FOLDEND); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3727 dashes = get_vim_var_str(VV_FOLDDASHES); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3728 if (foldstart > 0 && foldend <= curbuf->b_ml.ml_line_count |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3729 && dashes != NULL) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3730 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3731 // Find first non-empty line in the fold. |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3732 for (lnum = foldstart; lnum < foldend; ++lnum) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3733 if (!linewhite(lnum)) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3734 break; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3735 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3736 // Find interesting text in this line. |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3737 s = skipwhite(ml_get(lnum)); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3738 // skip C comment-start |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3739 if (s[0] == '/' && (s[1] == '*' || s[1] == '/')) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3740 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3741 s = skipwhite(s + 2); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3742 if (*skipwhite(s) == NUL |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3743 && lnum + 1 < (linenr_T)get_vim_var_nr(VV_FOLDEND)) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3744 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3745 s = skipwhite(ml_get(lnum + 1)); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3746 if (*s == '*') |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3747 s = skipwhite(s + 1); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3748 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3749 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3750 count = (long)(foldend - foldstart + 1); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3751 txt = NGETTEXT("+-%s%3ld line: ", "+-%s%3ld lines: ", count); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3752 r = alloc(STRLEN(txt) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3753 + STRLEN(dashes) // for %s |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3754 + 20 // for %3ld |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3755 + STRLEN(s)); // concatenated |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3756 if (r != NULL) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3757 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3758 sprintf((char *)r, txt, dashes, count); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3759 len = (int)STRLEN(r); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3760 STRCAT(r, s); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3761 // remove 'foldmarker' and 'commentstring' |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3762 foldtext_cleanup(r + len); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3763 rettv->vval.v_string = r; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3764 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3765 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3766 # endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3767 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3768 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3769 /* |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3770 * "foldtextresult(lnum)" function |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3771 */ |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3772 void |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3773 f_foldtextresult(typval_T *argvars UNUSED, typval_T *rettv) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3774 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3775 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3776 linenr_T lnum; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3777 char_u *text; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3778 char_u buf[FOLD_TEXT_LEN]; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3779 foldinfo_T foldinfo; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3780 int fold_count; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3781 static int entered = FALSE; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3782 # endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3783 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3784 rettv->v_type = VAR_STRING; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3785 rettv->vval.v_string = NULL; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3786 # ifdef FEAT_FOLDING |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3787 if (entered) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3788 return; // reject recursive use |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3789 entered = TRUE; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3790 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3791 lnum = tv_get_lnum(argvars); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3792 // treat illegal types and illegal string values for {lnum} the same |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3793 if (lnum < 0) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3794 lnum = 0; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3795 fold_count = foldedCount(curwin, lnum, &foldinfo); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3796 if (fold_count > 0) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3797 { |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3798 text = get_foldtext(curwin, lnum, lnum + fold_count - 1, |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3799 &foldinfo, buf); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3800 if (text == buf) |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3801 text = vim_strsave(text); |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3802 rettv->vval.v_string = text; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3803 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3804 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3805 entered = FALSE; |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3806 # endif |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3807 } |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3808 |
|
34639bba19b0
patch 8.1.1960: fold code is spread out
Bram Moolenaar <Bram@vim.org>
parents:
17851
diff
changeset
|
3809 #endif // FEAT_EVAL |