vim: src/textformat.c annotate

annotate src/textformat.c @ 34892:58416c1d1b94 v9.1.0309

patch 9.1.0309: crash when 'textwidth' > MAX_INT Commit: https://github.com/vim/vim/commit/bba79808cb115d4f54063e8aa40628a927eab44e Author: Christian Brabandt <cb@256bit.org> Date: Thu Apr 11 22:54:44 2024 +0200 patch 9.1.0309: crash when 'textwidth' > MAX_INT Problem: crash when 'textwidth' > MAX_INT (after vv9.1.0055) (Zoltan Balogh) Solution: limit textwidth to MAX_INT fixes: #14482 closes: #14489 Signed-off-by: Christian Brabandt <cb@256bit.org>

author	Christian Brabandt <cb@256bit.org>
date	Thu, 11 Apr 2024 23:15:03 +0200
parents	9e093c96dff6
children	6cb7e7ee8477

rev	line source
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1 /* vi:set ts=8 sts=4 sw=4 noet:
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	2 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	3 * VIM - Vi IMproved by Bram Moolenaar
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	4 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	5 * Do ":help uganda" in Vim to read copying and usage conditions.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	6 * Do ":help credits" in Vim to see a list of people who contributed.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	7 * See README.txt for an overview of the Vim source code.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	8 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	9
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	10 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	11 * textformat.c: text formatting functions
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	12 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	13
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	14 #include "vim.h"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	15
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	16 static int did_add_space = FALSE; // auto_format() added an extra space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	17 // under the cursor
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	18
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	19 #define WHITECHAR(cc) (VIM_ISWHITE(cc) && (!enc_utf8 \|\| !utf_iscomposing(utf_ptr2char(ml_get_cursor() + 1))))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	20
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	21 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	22 * Return TRUE if format option 'x' is in effect.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	23 * Take care of no formatting when 'paste' is set.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	24 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	25 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	26 has_format_option(int x)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	27 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	28 if (p_paste)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	29 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	30 return (vim_strchr(curbuf->b_p_fo, x) != NULL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	31 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	32
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	33 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	34 * Format text at the current insert position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	35 *
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	36 * If the INSCHAR_COM_LIST flag is present, then the value of second_indent
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	37 * will be the comment leader length sent to open_line().
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	38 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	39 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	40 internal_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	41 int textwidth,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	42 int second_indent,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	43 int flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	44 int format_only,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	45 int c) // character to be inserted (can be NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	46 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	47 int cc;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	48 int skip_pos;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	49 int save_char = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	50 int haveto_redraw = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	51 int fo_ins_blank = has_format_option(FO_INS_BLANK);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	52 int fo_multibyte = has_format_option(FO_MBYTE_BREAK);
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	53 int fo_rigor_tw = has_format_option(FO_RIGOROUS_TW);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	54 int fo_white_par = has_format_option(FO_WHITE_PAR);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	55 int first_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	56 colnr_T leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	57 int no_leader = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	58 int do_comments = (flags & INSCHAR_DO_COM);
34892 58416c1d1b94 patch 9.1.0309: crash when 'textwidth' > MAX_INT Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	59 int safe_tw = trim_to_int(8 * (vimlong_T)textwidth);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	60 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	61 int has_lbr = curwin->w_p_lbr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	62
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	63 // make sure win_lbr_chartabsize() counts correctly
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	64 curwin->w_p_lbr = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	65 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	66
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	67 // When 'ai' is off we don't want a space under the cursor to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	68 // deleted. Replace it with an 'x' temporarily.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	69 if (!curbuf->b_p_ai && !(State & VREPLACE_FLAG))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	70 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	71 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	72 if (VIM_ISWHITE(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	73 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	74 save_char = cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	75 pchar_cursor('x');
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	76 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	77 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	78
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	79 // Repeat breaking lines, until the current line is not too long.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	80 while (!got_int)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	81 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	82 int startcol; // Cursor column at entry
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	83 int wantcol; // column at textwidth border
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	84 int foundcol; // column for start of spaces
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	85 int end_foundcol = 0; // column for start of word
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	86 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	87 colnr_T virtcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	88 int orig_col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	89 char_u *saved_text = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	90 colnr_T col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	91 colnr_T end_col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	92 int wcc; // counter for whitespace chars
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	93 int did_do_comment = FALSE;
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	94 int first_pass;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	95
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	96 // Cursor is currently at the end of line. No need to format
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	97 // if line length is less than textwidth (8 * textwidth for
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	98 // utf safety)
34892 58416c1d1b94 patch 9.1.0309: crash when 'textwidth' > MAX_INT Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	99 if (curwin->w_cursor.col < safe_tw)
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	100 {
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	101 virtcol = get_nolist_virtcol()
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	102 + char2cells(c != NUL ? c : gchar_cursor());
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	103 if (virtcol <= (colnr_T)textwidth)
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	104 break;
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	105 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	106
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	107 if (no_leader)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	108 do_comments = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	109 else if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	110 && has_format_option(FO_WRAP_COMS))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	111 do_comments = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	112
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	113 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	114 if (do_comments)
28767 7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	115 {
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	116 char_u *line = ml_get_curline();
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	117
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	118 leader_len = get_leader_len(line, NULL, FALSE, TRUE);
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	119 if (leader_len == 0 && curbuf->b_p_cin)
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	120 {
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	121 int comment_start;
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	122
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	123 // Check for a line comment after code.
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	124 comment_start = check_linecomment(line);
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	125 if (comment_start != MAXCOL)
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	126 {
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	127 leader_len = get_leader_len(
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	128 line + comment_start, NULL, FALSE, TRUE);
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	129 if (leader_len != 0)
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	130 leader_len += comment_start;
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	131 }
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	132 }
7bbd859b2a48 patch 8.2.4908: no text formatting for // comment after a statement Bram Moolenaar <Bram@vim.org> parents: 27309 diff changeset	133 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	134 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	135 leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	136
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	137 // If the line doesn't start with a comment leader, then don't
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	138 // start one in a following broken line. Avoids that a %word
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	139 // moved to the start of the next line causes all following lines
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	140 // to start with %.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	141 if (leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	142 no_leader = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	143 if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	144 && leader_len == 0
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	145 && !has_format_option(FO_WRAP))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	146
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	147 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	148 if ((startcol = curwin->w_cursor.col) == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	149 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	150
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	151 // find column of textwidth border
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	152 coladvance((colnr_T)textwidth);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	153 wantcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	154
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	155 // If startcol is large (a long line), formatting takes too much
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	156 // time. The algorithm is O(n^2), it walks from the end of the
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	157 // line to textwidth border every time for each line break.
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	158 //
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	159 // Ceil to 8 * textwidth to optimize.
34892 58416c1d1b94 patch 9.1.0309: crash when 'textwidth' > MAX_INT Christian Brabandt <cb@256bit.org> parents: 34540 diff changeset	160 curwin->w_cursor.col = startcol < safe_tw ? startcol : safe_tw;
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	161
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	162 foundcol = 0;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	163 skip_pos = 0;
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	164 first_pass = TRUE;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	165
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	166 // Find position to break at.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	167 // Stop at first entered white when 'formatoptions' has 'v'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	168 while ((!fo_ins_blank && !has_format_option(FO_INS_VI))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	169 \|\| (flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	170 \|\| curwin->w_cursor.lnum != Insstart.lnum
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	171 \|\| curwin->w_cursor.col >= Insstart.col)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	172 {
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	173 if (first_pass && c != NUL)
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	174 {
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	175 cc = c;
34213 19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	176 first_pass = FALSE;
19c88c3d8c43 patch 9.1.0055: formatting long lines is slow Christian Brabandt <cb@256bit.org> parents: 34194 diff changeset	177 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	178 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	179 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	180 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	181 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	182 // remember position of blank just before text
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	183 end_col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	184
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	185 // find start of sequence of blanks
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	186 wcc = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	187 while (curwin->w_cursor.col > 0 && WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	188 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	189 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	190 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	191
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	192 // Increment count of how many whitespace chars in this
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	193 // group; we only need to know if it's more than one.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	194 if (wcc < 2)
28809 d0241e74bfdb patch 8.2.4928: various white space and cosmetic mistakes Bram Moolenaar <Bram@vim.org> parents: 28773 diff changeset	195 wcc++;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	196 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	197 if (curwin->w_cursor.col == 0 && WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	198 break; // only spaces in front of text
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	199
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	200 // Don't break after a period when 'formatoptions' has 'p' and
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	201 // there are less than two spaces.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	202 if (has_format_option(FO_PERIOD_ABBR) && cc == '.' && wcc < 2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	203 continue;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	204
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	205 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	206 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	207 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	208 if (has_format_option(FO_ONE_LETTER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	209 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	210 // do not break after one-letter words
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	211 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	212 break; // one-letter word at begin
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	213 // do not break "#a b" when 'tw' is 2
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	214 if (curwin->w_cursor.col <= leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	215 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	216 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	217 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	218 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	219
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	220 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	221 continue; // one-letter, continue
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	222 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	223 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	224
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	225 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	226
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	227 end_foundcol = end_col + 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	228 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	229 if (curwin->w_cursor.col <= (colnr_T)wantcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	230 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	231 }
26807 c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	232 else if ((cc >= 0x100 \|\| !utf_allow_break_before(cc))
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	233 && fo_multibyte)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	234 {
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	235 int ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	236 int allow_break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	237
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	238 // Break after or before a multi-byte character.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	239 if (curwin->w_cursor.col != startcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	240 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	241 // Don't break until after the comment leader
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	242 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	243 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	244 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	245 inc_cursor();
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	246 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	247
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	248 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	249 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	250 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	251
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	252 // If we have already checked this position, skip!
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	253 if (curwin->w_cursor.col != skip_pos && allow_break)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	254 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	255 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	256 end_foundcol = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	257 if (curwin->w_cursor.col <= (colnr_T)wantcol)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	258 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	259 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	260 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	261 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	262
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	263 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	264 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	265
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	266 ncc = cc;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	267 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	268
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	269 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	270 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	271
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	272 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	273 continue; // break with space
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	274 // Don't break until after the comment leader.
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	275 if (curwin->w_cursor.col < leader_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	276 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	277
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	278 curwin->w_cursor.col = col;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	279 skip_pos = curwin->w_cursor.col;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	280
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	281 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	282 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	283 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	284
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	285 // Must handle this to respect line break prohibition.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	286 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	287 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	288 foundcol = curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	289 end_foundcol = foundcol;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	290 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	291 if (curwin->w_cursor.col <= (colnr_T)wantcol)
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	292 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	293 int ncc_allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	294 (enc_utf8 && utf_allow_break_before(ncc)) \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	295
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	296 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	297 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	298 if (!ncc_allow_break && !fo_rigor_tw)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	299 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	300 // Enable at most 1 punct hang outside of textwidth.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	301 if (curwin->w_cursor.col == startcol)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	302 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	303 // We are inserting a non-breakable char, postpone
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	304 // line break check to next insert.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	305 end_foundcol = foundcol = 0;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	306 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	307 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	308
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	309 // Neither cc nor ncc is NUL if we are here, so
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	310 // it's safe to inc_cursor.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	311 col = curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	312
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	313 inc_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	314 cc = ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	315 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	316 // handle insert
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	317 ncc = (ncc != NUL) ? ncc : c;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	318
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	319 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	320 (enc_utf8 && utf_allow_break(cc, ncc))
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	321 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	322
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	323 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	324 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	325 // Break only when we are not at end of line.
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	326 end_foundcol = foundcol =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	327 ncc == NUL? 0 : curwin->w_cursor.col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	328 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	329 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	330 curwin->w_cursor.col = col;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	331 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	332 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	333 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	334 if (curwin->w_cursor.col == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	335 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	336 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	337 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	338
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	339 if (foundcol == 0) // no spaces, cannot break line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	340 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	341 curwin->w_cursor.col = startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	342 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	343 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	344
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	345 // Going to break the line, remove any "$" now.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	346 undisplay_dollar();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	347
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	348 // Offset between cursor position and line break is used by replace
28773 d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named Bram Moolenaar <Bram@vim.org> parents: 28767 diff changeset	349 // stack functions. MODE_VREPLACE does not use this, and backspaces
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	350 // over the text instead.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	351 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	352 orig_col = startcol; // Will start backspacing from here
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	353 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	354 replace_offset = startcol - end_foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	355
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	356 // adjust startcol for spaces that will be deleted and
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	357 // characters that will remain on top line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	358 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	359 while ((cc = gchar_cursor(), WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	360 && (!fo_white_par \|\| curwin->w_cursor.col < startcol))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	361 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	362 startcol -= curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	363 if (startcol < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	364 startcol = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	365
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	366 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	367 {
28773 d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named Bram Moolenaar <Bram@vim.org> parents: 28767 diff changeset	368 // In MODE_VREPLACE state, we will backspace over the text to be
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	369 // wrapped, so save a copy now to put on the next line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	370 saved_text = vim_strsave(ml_get_cursor());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	371 curwin->w_cursor.col = orig_col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	372 if (saved_text == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	373 break; // Can't do it, out of memory
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	374 saved_text[startcol] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	375
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	376 // Backspace over characters that will move to the next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	377 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	378 backspace_until_column(foundcol);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	379 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	380 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	381 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	382 // put cursor after pos. to break line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	383 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	384 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	385 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	386
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	387 // Split the line just before the margin.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	388 // Only insert/delete lines, but don't really redraw the window.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	389 open_line(FORWARD, OPENLINE_DELSPACES + OPENLINE_MARKFIX
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	390 + (fo_white_par ? OPENLINE_KEEPTRAIL : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	391 + (do_comments ? OPENLINE_DO_COM : 0)
28972 864fa5276e78 patch 8.2.5008: when 'formatoptions' contains "/" wrongly wrapping comment Bram Moolenaar <Bram@vim.org> parents: 28942 diff changeset	392 + OPENLINE_FORMAT
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	393 + ((flags & INSCHAR_COM_LIST) ? OPENLINE_COM_LIST : 0)
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	394 , ((flags & INSCHAR_COM_LIST) ? second_indent : old_indent),
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	395 &did_do_comment);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	396 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	397 old_indent = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	398
26516 9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	399 // If a comment leader was inserted, may also do this on a following
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	400 // line.
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	401 if (did_do_comment)
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	402 no_leader = FALSE;
9596c652420b patch 8.2.3787: no proper formatting of a C line comment after a statement Bram Moolenaar <Bram@vim.org> parents: 26448 diff changeset	403
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	404 replace_offset = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	405 if (first_line)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	406 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	407 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	408 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	409 // This section is for auto-wrap of numeric lists. When not
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	410 // in insert mode (i.e. format_lines()), the INSCHAR_COM_LIST
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	411 // flag will be set and open_line() will handle it (as seen
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	412 // above). The code here (and in get_number_indent()) will
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	413 // recognize comments if needed...
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	414 if (second_indent < 0 && has_format_option(FO_Q_NUMBER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	415 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	416 get_number_indent(curwin->w_cursor.lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	417 if (second_indent >= 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	418 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	419 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	420 change_indent(INDENT_SET, second_indent,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	421 FALSE, NUL, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	422 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	423 if (leader_len > 0 && second_indent - leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	424 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	425 int i;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	426 int padding = second_indent - leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	427
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	428 // We started at the first_line of a numbered list
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	429 // that has a comment. the open_line() function has
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	430 // inserted the proper comment leader and positioned
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	431 // the cursor at the end of the split line. Now we
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	432 // add the additional whitespace needed after the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	433 // comment leader for the numbered list.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	434 for (i = 0; i < padding; i++)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	435 ins_str((char_u *)" ");
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	436 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	437 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	438 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	439 (void)set_indent(second_indent, SIN_CHANGED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	440 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	441 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	442 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	443 first_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	444 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	445
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	446 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	447 {
28773 d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named Bram Moolenaar <Bram@vim.org> parents: 28767 diff changeset	448 // In MODE_VREPLACE state we have backspaced over the text to be
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	449 // moved, now we re-insert it into the new line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	450 ins_bytes(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	451 vim_free(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	452 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	453 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	454 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	455 // Check if cursor is not past the NUL off the line, cindent
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	456 // may have added or removed indent.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	457 curwin->w_cursor.col += startcol;
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	458 len = ml_get_curline_len();
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	459 if (curwin->w_cursor.col > len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	460 curwin->w_cursor.col = len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	461 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	462
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	463 haveto_redraw = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	464 set_can_cindent(TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	465 // moved the cursor, don't autoindent or cindent now
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	466 did_ai = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	467 did_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	468 can_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	469 can_si_back = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	470 line_breakcheck();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	471 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	472
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	473 if (save_char != NUL) // put back space after cursor
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	474 pchar_cursor(save_char);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	475
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	476 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	477 curwin->w_p_lbr = has_lbr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	478 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	479 if (!format_only && haveto_redraw)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	480 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	481 update_topline();
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29660 diff changeset	482 redraw_curbuf_later(UPD_VALID);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	483 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	484 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	485
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	486 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	487 * Blank lines, and lines containing only the comment leader, are left
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	488 * untouched by the formatting. The function returns TRUE in this
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	489 * case. It also returns TRUE when a line starts with the end of a comment
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	490 * ('e' in comment flags), so that this line is skipped, and not joined to the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	491 * previous line. A new paragraph starts after a blank line, or when the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	492 * comment leader changes -- webb.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	493 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	494 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	495 fmt_check_par(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	496 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	497 int *leader_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	498 char_u **leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	499 int do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	500 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	501 char_u *flags = NULL; // init for GCC
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	502 char_u *ptr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	503
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	504 ptr = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	505 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	506 *leader_len = get_leader_len(ptr, leader_flags, FALSE, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	507 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	508 *leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	509
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	510 if (*leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	511 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	512 // Search for 'e' flag in comment leader flags.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	513 flags = *leader_flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	514 while (flags && flags != ':' && *flags != COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	515 ++flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	516 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	517
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	518 return (skipwhite(ptr + leader_len) == NUL
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	519 \|\| (leader_len > 0 && flags == COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	520 \|\| startPS(lnum, NUL, FALSE));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	521 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	522
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	523 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	524 * Return TRUE if line "lnum" ends in a white character.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	525 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	526 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	527 ends_in_white(linenr_T lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	528 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	529 char_u *s = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	530 size_t l;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	531
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	532 if (*s == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	533 return FALSE;
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	534 l = ml_get_len(lnum) - 1;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	535 return VIM_ISWHITE(s[l]);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	536 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	537
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	538 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	539 * Return TRUE if the two comment leaders given are the same. "lnum" is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	540 * the first line. White-space is ignored. Note that the whole of
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	541 * 'leader1' must match 'leader2_len' characters from 'leader2' -- webb
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	542 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	543 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	544 same_leader(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	545 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	546 int leader1_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	547 char_u *leader1_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	548 int leader2_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	549 char_u *leader2_flags)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	550 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	551 int idx1 = 0, idx2 = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	552 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	553 char_u *line1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	554 char_u *line2;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	555
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	556 if (leader1_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	557 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	558
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	559 // If first leader has 'f' flag, the lines can be joined only if the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	560 // second line does not have a leader.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	561 // If first leader has 'e' flag, the lines can never be joined.
26771 fc859aea8cec patch 8.2.3914: various spelling mistakes in comments Bram Moolenaar <Bram@vim.org> parents: 26516 diff changeset	562 // If first leader has 's' flag, the lines can only be joined if there is
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	563 // some text after it and the second line has the 'm' flag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	564 if (leader1_flags != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	565 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	566 for (p = leader1_flags; p && p != ':'; ++p)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	567 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	568 if (*p == COM_FIRST)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	569 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	570 if (*p == COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	571 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	572 if (*p == COM_START)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	573 {
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	574 int line_len = ml_get_len(lnum);
31786 4eb7db656c4a patch 9.0.1225: reading past the end of a line when formatting text Bram Moolenaar <Bram@vim.org> parents: 30645 diff changeset	575 if (line_len <= leader1_len)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	576 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	577 if (leader2_flags == NULL \|\| leader2_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	578 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	579 for (p = leader2_flags; p && p != ':'; ++p)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	580 if (*p == COM_MIDDLE)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	581 return TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	582 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	583 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	584 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	585 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	586
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	587 // Get current line and next line, compare the leaders.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	588 // The first line has to be saved, only one line can be locked at a time.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	589 line1 = vim_strsave(ml_get(lnum));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	590 if (line1 != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	591 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	592 for (idx1 = 0; VIM_ISWHITE(line1[idx1]); ++idx1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	593 ;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	594 line2 = ml_get(lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	595 for (idx2 = 0; idx2 < leader2_len; ++idx2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	596 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	597 if (!VIM_ISWHITE(line2[idx2]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	598 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	599 if (line1[idx1++] != line2[idx2])
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	600 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	601 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	602 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	603 while (VIM_ISWHITE(line1[idx1]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	604 ++idx1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	605 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	606 vim_free(line1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	607 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	608 return (idx2 == leader2_len && idx1 == leader1_len);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	609 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	610
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	611 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	612 * Return TRUE when a paragraph starts in line "lnum". Return FALSE when the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	613 * previous line is in the same paragraph. Used for auto-formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	614 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	615 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	616 paragraph_start(linenr_T lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	617 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	618 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	619 int leader_len = 0; // leader len of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	620 char_u *leader_flags = NULL; // flags for leader of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	621 int next_leader_len; // leader len of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	622 char_u *next_leader_flags; // flags for leader of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	623 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	624
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	625 if (lnum <= 1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	626 return TRUE; // start of the file
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	627
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	628 p = ml_get(lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	629 if (*p == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	630 return TRUE; // after empty line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	631
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	632 do_comments = has_format_option(FO_Q_COMS);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	633 if (fmt_check_par(lnum - 1, &leader_len, &leader_flags, do_comments))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	634 return TRUE; // after non-paragraph line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	635
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	636 if (fmt_check_par(lnum, &next_leader_len, &next_leader_flags, do_comments))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	637 return TRUE; // "lnum" is not a paragraph line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	638
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	639 if (has_format_option(FO_WHITE_PAR) && !ends_in_white(lnum - 1))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	640 return TRUE; // missing trailing space in previous line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	641
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	642 if (has_format_option(FO_Q_NUMBER) && (get_number_indent(lnum) > 0))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	643 return TRUE; // numbered item starts in "lnum".
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	644
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	645 if (!same_leader(lnum - 1, leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	646 next_leader_len, next_leader_flags))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	647 return TRUE; // change of comment leader.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	648
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	649 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	650 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	651
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	652 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	653 * Called after inserting or deleting text: When 'formatoptions' includes the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	654 * 'a' flag format from the current line until the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	655 * Keep the cursor at the same position relative to the text.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	656 * The caller must have saved the cursor line for undo, following ones will be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	657 * saved here.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	658 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	659 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	660 auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	661 int trailblank, // when TRUE also format with trailing blank
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	662 int prev_line) // may start in previous line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	663 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	664 pos_T pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	665 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	666 char_u *old;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	667 char_u new, pnew;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	668 int wasatend;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	669 int cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	670
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	671 if (!has_format_option(FO_AUTO))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	672 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	673
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	674 pos = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	675 old = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	676
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	677 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	678 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	679
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	680 // Don't format in Insert mode when the cursor is on a trailing blank, the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	681 // user might insert normal text next. Also skip formatting when "1" is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	682 // in 'formatoptions' and there is a single character before the cursor.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	683 // Otherwise the line would be broken and when typing another non-white
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	684 // next they are not joined back together.
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	685 wasatend = (pos.col == ml_get_curline_len());
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	686 if (*old != NUL && !trailblank && wasatend)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	687 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	688 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	689 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	690 if (!WHITECHAR(cc) && curwin->w_cursor.col > 0
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	691 && has_format_option(FO_ONE_LETTER))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	692 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	693 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	694 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	695 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	696 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	697 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	698 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	699 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	700 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	701
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	702 // With the 'c' flag in 'formatoptions' and 't' missing: only format
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	703 // comments.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	704 if (has_format_option(FO_WRAP_COMS) && !has_format_option(FO_WRAP)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	705 && get_leader_len(old, NULL, FALSE, TRUE) == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	706 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	707
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	708 // May start formatting in a previous line, so that after "x" a word is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	709 // moved to the previous line if it fits there now. Only when this is not
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	710 // the start of a paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	711 if (prev_line && !paragraph_start(curwin->w_cursor.lnum))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	712 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	713 --curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	714 if (u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	715 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	716 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	717
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	718 // Do the formatting and restore the cursor position. "saved_cursor" will
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	719 // be adjusted for the text formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	720 saved_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	721 format_lines((linenr_T)-1, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	722 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	723 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	724
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	725 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	726 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	727 // "cannot happen"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	728 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	729 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	730 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	731 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	732 check_cursor_col();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	733
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	734 // Insert mode: If the cursor is now after the end of the line while it
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	735 // previously wasn't, the line was broken. Because of the rule above we
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	736 // need to add a space when 'w' is in 'formatoptions' to keep a paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	737 // formatted.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	738 if (!wasatend && has_format_option(FO_WHITE_PAR))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	739 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	740 new = ml_get_curline();
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	741 len = ml_get_curline_len();
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	742 if (curwin->w_cursor.col == len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	743 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	744 pnew = vim_strnsave(new, len + 2);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	745 pnew[len] = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	746 pnew[len + 1] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	747 ml_replace(curwin->w_cursor.lnum, pnew, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	748 // remove the space later
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	749 did_add_space = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	750 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	751 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	752 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	753 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	754 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	755
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	756 check_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	757 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	758
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	759 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	760 * When an extra space was added to continue a paragraph for auto-formatting,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	761 * delete it now. The space must be under the cursor, just after the insert
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	762 * position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	763 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	764 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	765 check_auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	766 int end_insert) // TRUE when ending Insert mode
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	767 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	768 int c = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	769 int cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	770
31825 0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	771 if (!did_add_space)
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	772 return;
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	773
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	774 cc = gchar_cursor();
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	775 if (!WHITECHAR(cc))
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	776 // Somehow the space was removed already.
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	777 did_add_space = FALSE;
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	778 else
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	779 {
31825 0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	780 if (!end_insert)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	781 {
31825 0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	782 inc_cursor();
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	783 c = gchar_cursor();
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	784 dec_cursor();
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	785 }
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	786 if (c != NUL)
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	787 {
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	788 // The space is no longer at the end of the line, delete it.
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	789 del_char(FALSE);
0d27ddce621d patch 9.0.1245: code is indented more than necessary Bram Moolenaar <Bram@vim.org> parents: 31807 diff changeset	790 did_add_space = FALSE;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	791 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	792 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	793 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	794
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	795 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	796 * Find out textwidth to be used for formatting:
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	797 * if 'textwidth' option is set, use it
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	798 * else if 'wrapmargin' option is set, use curwin->w_width - 'wrapmargin'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	799 * if invalid value, use 0.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	800 * Set default to window width (maximum 79) for "gq" operator.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	801 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	802 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	803 comp_textwidth(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	804 int ff) // force formatting (for "gq" command)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	805 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	806 int textwidth;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	807
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	808 textwidth = curbuf->b_p_tw;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	809 if (textwidth == 0 && curbuf->b_p_wm)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	810 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	811 // The width is the window width minus 'wrapmargin' minus all the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	812 // things that add to the margin.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	813 textwidth = curwin->w_width - curbuf->b_p_wm;
34194 a522c6c0127b patch 9.1.0047: issues with temp curwin/buf while cmdwin is open Christian Brabandt <cb@256bit.org> parents: 33753 diff changeset	814 if (curbuf == cmdwin_buf)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	815 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	816 #ifdef FEAT_FOLDING
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	817 textwidth -= curwin->w_p_fdc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	818 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	819 #ifdef FEAT_SIGNS
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	820 if (signcolumn_on(curwin))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	821 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	822 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	823 if (curwin->w_p_nu \|\| curwin->w_p_rnu)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	824 textwidth -= 8;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	825 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	826 if (textwidth < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	827 textwidth = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	828 if (ff && textwidth == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	829 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	830 textwidth = curwin->w_width - 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	831 if (textwidth > 79)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	832 textwidth = 79;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	833 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	834 return textwidth;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	835 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	836
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	837 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	838 * Implementation of the format operator 'gq'.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	839 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	840 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	841 op_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	842 oparg_T *oap,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	843 int keep_cursor) // keep cursor on same text char
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	844 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	845 long old_line_count = curbuf->b_ml.ml_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	846
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	847 // Place the cursor where the "gq" or "gw" command was given, so that "u"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	848 // can put it back there.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	849 curwin->w_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	850
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	851 if (u_save((linenr_T)(oap->start.lnum - 1),
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	852 (linenr_T)(oap->end.lnum + 1)) == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	853 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	854 curwin->w_cursor = oap->start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	855
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	856 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	857 // When there is no change: need to remove the Visual selection
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29660 diff changeset	858 redraw_curbuf_later(UPD_INVERTED);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	859
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	860 if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	861 // Set '[ mark at the start of the formatted area
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	862 curbuf->b_op_start = oap->start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	863
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	864 // For "gw" remember the cursor position and put it back below (adjusted
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	865 // for joined and split lines).
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	866 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	867 saved_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	868
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	869 format_lines(oap->line_count, keep_cursor);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	870
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	871 // Leave the cursor at the first non-blank of the last formatted line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	872 // If the cursor was moved one line back (e.g. with "Q}") go to the next
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	873 // line, so "." will do the next lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	874 if (oap->end_adjusted && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	875 ++curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	876 beginline(BL_WHITE \| BL_FIX);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	877 old_line_count = curbuf->b_ml.ml_line_count - old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	878 msgmore(old_line_count);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	879
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	880 if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	881 // put '] mark on the end of the formatted area
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	882 curbuf->b_op_end = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	883
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	884 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	885 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	886 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	887 saved_cursor.lnum = 0;
28982 5478246aa14b patch 8.2.5013: after text formatting cursor may be in an invalid position Bram Moolenaar <Bram@vim.org> parents: 28972 diff changeset	888
5478246aa14b patch 8.2.5013: after text formatting cursor may be in an invalid position Bram Moolenaar <Bram@vim.org> parents: 28972 diff changeset	889 // formatting may have made the cursor position invalid
5478246aa14b patch 8.2.5013: after text formatting cursor may be in an invalid position Bram Moolenaar <Bram@vim.org> parents: 28972 diff changeset	890 check_cursor();
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	891 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	892
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	893 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	894 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	895 win_T *wp;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	896
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	897 FOR_ALL_WINDOWS(wp)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	898 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	899 if (wp->w_old_cursor_lnum != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	900 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	901 // When lines have been inserted or deleted, adjust the end of
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	902 // the Visual area to be redrawn.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	903 if (wp->w_old_cursor_lnum > wp->w_old_visual_lnum)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	904 wp->w_old_cursor_lnum += old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	905 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	906 wp->w_old_visual_lnum += old_line_count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	907 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	908 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	909 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	910 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	911
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	912 #if defined(FEAT_EVAL) \|\| defined(PROTO)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	913 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	914 * Implementation of the format operator 'gq' for when using 'formatexpr'.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	915 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	916 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	917 op_formatexpr(oparg_T *oap)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	918 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	919 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	920 // When there is no change: need to remove the Visual selection
29732 89e1d67814a9 patch 9.0.0206: redraw flags are not named specifically Bram Moolenaar <Bram@vim.org> parents: 29660 diff changeset	921 redraw_curbuf_later(UPD_INVERTED);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	922
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	923 if (fex_format(oap->start.lnum, oap->line_count, NUL) != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	924 // As documented: when 'formatexpr' returns non-zero fall back to
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	925 // internal formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	926 op_format(oap, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	927 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	928
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	929 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	930 fex_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	931 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	932 long count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	933 int c) // character to be inserted
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	934 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	935 int use_sandbox = was_set_insecurely((char_u *)"formatexpr",
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	936 OPT_LOCAL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	937 int r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	938 char_u *fex;
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	939 sctx_T save_sctx = current_sctx;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	940
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	941 // Set v:lnum to the first line number and v:count to the number of lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	942 // Set v:char to the character to be inserted (can be NUL).
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	943 set_vim_var_nr(VV_LNUM, lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	944 set_vim_var_nr(VV_COUNT, count);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	945 set_vim_var_char(c);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	946
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	947 // Make a copy, the option could be changed while calling it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	948 fex = vim_strsave(curbuf->b_p_fex);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	949 if (fex == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	950 return 0;
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	951 current_sctx = curbuf->b_p_script_ctx[BV_FEX];
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	952
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	953 // Evaluate the function.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	954 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	955 ++sandbox;
30598 37aa9fd2ed72 patch 9.0.0634: evaluating "expr" options has more overhead than needed Bram Moolenaar <Bram@vim.org> parents: 29732 diff changeset	956 r = (int)eval_to_number(fex, TRUE);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	957 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	958 --sandbox;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	959
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	960 set_vim_var_string(VV_CHAR, NULL, -1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	961 vim_free(fex);
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	962 current_sctx = save_sctx;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	963
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	964 return r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	965 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	966 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	967
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	968 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	969 * Format "line_count" lines, starting at the cursor position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	970 * When "line_count" is negative, format until the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	971 * Lines after the cursor line are saved for undo, caller must have saved the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	972 * first line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	973 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	974 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	975 format_lines(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	976 linenr_T line_count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	977 int avoid_fex) // don't use 'formatexpr'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	978 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	979 int max_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	980 int is_not_par; // current line not part of parag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	981 int next_is_not_par; // next line not part of paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	982 int is_end_par; // at end of paragraph
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	983 int prev_is_end_par = FALSE;// prev. line not part of parag.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	984 int next_is_start_par = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	985 int leader_len = 0; // leader len of current line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	986 int next_leader_len; // leader len of next line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	987 char_u *leader_flags = NULL; // flags for leader of current line
26807 c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	988 char_u *next_leader_flags = NULL; // flags for leader of next line
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	989 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	990 int do_comments_list = 0; // format comments with 'n' or '2'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	991 int advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	992 int second_indent = -1; // indent for second line (comment
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	993 // aware)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	994 int do_second_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	995 int do_number_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	996 int do_trail_white;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	997 int first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	998 int smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	999 long count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1000 int need_set_indent = TRUE; // set indent of next paragraph
26448 748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1001 linenr_T first_line = curwin->w_cursor.lnum;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1002 int force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1003 int old_State = State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1004
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1005 // length of a line to force formatting: 3 * 'tw'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1006 max_len = comp_textwidth(TRUE) * 3;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1007
33753 0839c759c9d1 patch 9.0.2100: CI: test_termdebug fails Christian Brabandt <cb@256bit.org> parents: 31825 diff changeset	1008 // check for 'q', '2', 'n' and 'w' in 'formatoptions'
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1009 do_comments = has_format_option(FO_Q_COMS);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1010 do_second_indent = has_format_option(FO_Q_SECOND);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1011 do_number_indent = has_format_option(FO_Q_NUMBER);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1012 do_trail_white = has_format_option(FO_WHITE_PAR);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1013
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1014 // Get info about the previous and current line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1015 if (curwin->w_cursor.lnum > 1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1016 is_not_par = fmt_check_par(curwin->w_cursor.lnum - 1
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1017 , &leader_len, &leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1018 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1019 is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1020 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1021 , &next_leader_len, &next_leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1022 is_end_par = (is_not_par \|\| next_is_not_par);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1023 if (!is_end_par && do_trail_white)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1024 is_end_par = !ends_in_white(curwin->w_cursor.lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1025
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1026 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1027 for (count = line_count; count != 0 && !got_int; --count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1028 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1029 // Advance to next paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1030 if (advance)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1031 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1032 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1033 prev_is_end_par = is_end_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1034 is_not_par = next_is_not_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1035 leader_len = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1036 leader_flags = next_leader_flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1037 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1038
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1039 // The last line to be formatted.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1040 if (count == 1 \|\| curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1041 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1042 next_is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1043 next_leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1044 next_leader_flags = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1045 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1046 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1047 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1048 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum + 1
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1049 , &next_leader_len, &next_leader_flags, do_comments);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1050 if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1051 next_is_start_par =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1052 (get_number_indent(curwin->w_cursor.lnum + 1) > 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1053 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1054 advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1055 is_end_par = (is_not_par \|\| next_is_not_par \|\| next_is_start_par);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1056 if (!is_end_par && do_trail_white)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1057 is_end_par = !ends_in_white(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1058
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1059 // Skip lines that are not in a paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1060 if (is_not_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1061 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1062 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1063 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1064 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1065 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1066 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1067 // For the first line of a paragraph, check indent of second line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1068 // Don't do this for comments and empty lines.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1069 if (first_par_line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1070 && (do_second_indent \|\| do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1071 && prev_is_end_par
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1072 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1073 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1074 if (do_second_indent && !LINEEMPTY(curwin->w_cursor.lnum + 1))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1075 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1076 if (leader_len == 0 && next_leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1077 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1078 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1079 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1080 get_indent_lnum(curwin->w_cursor.lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1081 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1082 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1083 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1084 second_indent = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1085 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1086 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1087 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1088 else if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1089 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1090 if (leader_len == 0 && next_leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1091 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1092 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1093 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1094 get_number_indent(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1095 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1096 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1097 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1098 // get_number_indent() is now "comment aware"...
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1099 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1100 get_number_indent(curwin->w_cursor.lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1101 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1102 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1103 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1104 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1105
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1106 // When the comment leader changes, it's the end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1107 if (curwin->w_cursor.lnum >= curbuf->b_ml.ml_line_count
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1108 \|\| !same_leader(curwin->w_cursor.lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1109 leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1110 next_leader_len, next_leader_flags))
26807 c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1111 {
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1112 // Special case: If the next line starts with a line comment
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1113 // and this line has a line comment after some text, the
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1114 // paragraph doesn't really end.
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1115 if (next_leader_flags == NULL
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1116 \|\| STRNCMP(next_leader_flags, "://", 3) != 0
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1117 \|\| check_linecomment(ml_get_curline()) == MAXCOL)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1118 is_end_par = TRUE;
26807 c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1119 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1120
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1121 // If we have got to the end of a paragraph, or the line is
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1122 // getting long, format it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1123 if (is_end_par \|\| force_format)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1124 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1125 if (need_set_indent)
26167 7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1126 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1127 int indent = 0; // amount of indent needed
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1128
26448 748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1129 // Replace indent in first line of a paragraph with minimal
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1130 // number of tabs and spaces, according to current options.
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1131 // For the very first formatted line keep the current
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1132 // indent.
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1133 if (curwin->w_cursor.lnum == first_line)
748793fcb4e2 patch 8.2.3754: undesired changing of the indent of the first formatted line Bram Moolenaar <Bram@vim.org> parents: 26167 diff changeset	1134 indent = get_indent();
28942 6cdf55afaae9 patch 8.2.4993: smart/C/lisp indenting is optional Bram Moolenaar <Bram@vim.org> parents: 28809 diff changeset	1135 else if (curbuf->b_p_lisp)
26167 7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1136 indent = get_lisp_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1137 else
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1138 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1139 if (cindent_on())
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1140 {
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1141 indent =
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1142 # ifdef FEAT_EVAL
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1143 *curbuf->b_p_inde != NUL ? get_expr_indent() :
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1144 # endif
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1145 get_c_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1146 }
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1147 else
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1148 indent = get_indent();
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1149 }
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1150 (void)set_indent(indent, SIN_CHANGED);
7108cee19a2c patch 8.2.3615: wrong indent in first line if re-formatting with indent expr Bram Moolenaar <Bram@vim.org> parents: 22699 diff changeset	1151 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1152
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1153 // put cursor on last non-space
28773 d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named Bram Moolenaar <Bram@vim.org> parents: 28767 diff changeset	1154 State = MODE_NORMAL; // don't go past end-of-line
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1155 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1156 while (curwin->w_cursor.col && vim_isspace(gchar_cursor()))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1157 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1158
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1159 // do the formatting, without 'showmode'
28773 d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named Bram Moolenaar <Bram@vim.org> parents: 28767 diff changeset	1160 State = MODE_INSERT; // for open_line()
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1161 smd_save = p_smd;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1162 p_smd = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1163 insertchar(NUL, INSCHAR_FORMAT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1164 + (do_comments ? INSCHAR_DO_COM : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1165 + (do_comments && do_comments_list
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1166 ? INSCHAR_COM_LIST : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1167 + (avoid_fex ? INSCHAR_NO_FEX : 0), second_indent);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1168 State = old_State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1169 p_smd = smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1170 second_indent = -1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1171 // at end of par.: need to set indent of next par.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1172 need_set_indent = is_end_par;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1173 if (is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1174 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1175 // When called with a negative line count, break at the
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1176 // end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1177 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1178 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1179 first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1180 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1181 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1182 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1183
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1184 // When still in same paragraph, join the lines together. But
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1185 // first delete the leader from the second line.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1186 if (!is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1187 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1188 advance = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1189 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1190 curwin->w_cursor.col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1191 if (line_count < 0 && u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1192 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1193 if (next_leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1194 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1195 (void)del_bytes((long)next_leader_len, FALSE, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1196 mark_col_adjust(curwin->w_cursor.lnum, (colnr_T)0, 0L,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1197 (long)-next_leader_len, 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1198 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1199 else if (second_indent > 0) // the "leader" for FO_Q_SECOND
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1200 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1201 int indent = getwhitecols_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1202
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1203 if (indent > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1204 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1205 (void)del_bytes(indent, FALSE, FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1206 mark_col_adjust(curwin->w_cursor.lnum,
29660 e134ff00be57 patch 9.0.0170: various minor code formatting issues Bram Moolenaar <Bram@vim.org> parents: 29404 diff changeset	1207 (colnr_T)0, 0L, (long)-indent, 0);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1208 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1209 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1210 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1211 if (do_join(2, TRUE, FALSE, FALSE, FALSE) == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1212 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1213 beep_flush();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1214 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1215 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1216 first_par_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1217 // If the line is getting long, format it next time
34540 9e093c96dff6 patch 9.1.0172: More code can use ml_get_buf_len() instead of STRLEN() Christian Brabandt <cb@256bit.org> parents: 34213 diff changeset	1218 if (ml_get_curline_len() > max_len)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1219 force_format = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1220 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1221 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1222 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1223 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1224 line_breakcheck();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1225 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1226 }

Mercurial > vim

annotate src/textformat.c @ 34892:58416c1d1b94 v9.1.0309