vim: src/textformat.c annotate

annotate src/textformat.c @ 28232:d041bcc0d3d6

Added tag v8.2.4642 for changeset 66b245d84f377ee2352f9780a6d6eb77b9b3b09b

author	Bram Moolenaar <Bram@vim.org>
date	Mon, 28 Mar 2022 16:30:04 +0200
parents	391011658d95
children	7bbd859b2a48

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);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	59 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	60 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	61
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	62 // 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	63 curwin->w_p_lbr = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	64 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	65
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	66 // 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	67 // 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	68 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	69 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	70 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	71 if (VIM_ISWHITE(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	72 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	73 save_char = cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	74 pchar_cursor('x');
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	75 }
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 // 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	79 while (!got_int)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	80 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	81 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	82 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	83 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	84 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	85 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	86 colnr_T virtcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	87 int orig_col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	88 char_u *saved_text = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	89 colnr_T col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	90 colnr_T end_col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	91 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	92 int did_do_comment = FALSE;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	93
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	94 virtcol = get_nolist_virtcol()
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	95 + char2cells(c != NUL ? c : gchar_cursor());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	96 if (virtcol <= (colnr_T)textwidth)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	97 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	98
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	99 if (no_leader)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	100 do_comments = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	101 else if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	102 && 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	103 do_comments = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	104
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	105 // 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	106 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	107 leader_len = get_leader_len(ml_get_curline(), NULL, FALSE, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	108 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	109 leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	110
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	111 // 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	112 // 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	113 // 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	114 // to start with %.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	115 if (leader_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	116 no_leader = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	117 if (!(flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	118 && leader_len == 0
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	119 && !has_format_option(FO_WRAP))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	120
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	121 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	122 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	123 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	124
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	125 // find column of textwidth border
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	126 coladvance((colnr_T)textwidth);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	127 wantcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	128
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	129 curwin->w_cursor.col = startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	130 foundcol = 0;
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	131 skip_pos = 0;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	132
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	133 // Find position to break at.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	134 // 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	135 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	136 \|\| (flags & INSCHAR_FORMAT)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	137 \|\| 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	138 \|\| 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	139 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	140 if (curwin->w_cursor.col == startcol && c != NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	141 cc = c;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	142 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	143 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	144 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	145 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	146 // 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	147 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	148
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	149 // 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	150 wcc = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	151 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	152 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	153 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	154 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	155
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	156 // 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	157 // 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	158 if (wcc < 2)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	159 wcc++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	160 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	161 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	162 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	163
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	164 // 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	165 // 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	166 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	167 continue;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	168
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	169 // 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	170 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	171 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	172 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	173 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	174 // 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	175 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	176 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	177 // 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	178 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	179 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	180 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	181 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	182 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	183
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	184 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	185 continue; // one-letter, continue
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	186 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	187 }
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 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	190
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	191 end_foundcol = end_col + 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	192 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	193 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	194 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	195 }
26807 c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	196 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	197 && fo_multibyte)
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	198 {
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	199 int ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	200 int allow_break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	201
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	202 // 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	203 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	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 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	209 inc_cursor();
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	210 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	211
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	212 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	213 (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	214 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	215
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	216 // 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	217 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	218 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	219 foundcol = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	220 end_foundcol = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	221 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	222 break;
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 curwin->w_cursor.col = col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	225 }
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 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	228 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	229
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	230 ncc = cc;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	231 col = curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	232
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	233 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	234 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	235
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	236 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	237 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	238 // 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	239 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	240 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	241
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	242 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	243 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	244
20695 cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	245 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	246 (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	247 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	248
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	249 // 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	250 if (allow_break)
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 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	253 end_foundcol = foundcol;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	254 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	255 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	256 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	257 int ncc_allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	258 (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	259
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	260 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	261 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	262 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	263 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	264 // 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	265 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	266 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	267 // 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	268 // 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	269 end_foundcol = foundcol = 0;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	270 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	271 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	272
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	273 // 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	274 // 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	275 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	276
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	277 inc_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	278 cc = ncc;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	279 ncc = gchar_cursor();
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	280 // handle insert
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	281 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	282
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	283 allow_break =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	284 (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	285 \|\| enc_dbcs;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	286
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	287 if (allow_break)
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	288 {
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	289 // 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	290 end_foundcol = foundcol =
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	291 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	292 break;
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	293 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	294 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	295 }
cea8ae407452 patch 8.2.0901: formatting CJK text isn't optimal Bram Moolenaar <Bram@vim.org> parents: 20237 diff changeset	296 }
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	297 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	298 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	299 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	300 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	301 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	302
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	303 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	304 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	305 curwin->w_cursor.col = startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	306 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	307 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	308
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	309 // 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	310 undisplay_dollar();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	311
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	312 // Offset between cursor position and line break is used by replace
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	313 // stack functions. VREPLACE does not use this, and backspaces
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	314 // over the text instead.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	315 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	316 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	317 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	318 replace_offset = startcol - end_foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	319
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	320 // 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	321 // 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	322 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	323 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	324 && (!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	325 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	326 startcol -= curwin->w_cursor.col;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	327 if (startcol < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	328 startcol = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	329
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	330 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	331 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	332 // In VREPLACE mode, we will backspace over the text to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	333 // 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	334 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	335 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	336 if (saved_text == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	337 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	338 saved_text[startcol] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	339
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	340 // 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	341 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	342 backspace_until_column(foundcol);
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 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	345 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	346 // 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	347 if (!fo_white_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	348 curwin->w_cursor.col = foundcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	349 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	350
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	351 // 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	352 // 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	353 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	354 + (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	355 + (do_comments ? OPENLINE_DO_COM : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	356 + ((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	357 , ((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	358 &did_do_comment);
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	359 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	360 old_indent = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	361
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	362 // 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	363 // 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	364 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	365 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	366
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	367 replace_offset = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	368 if (first_line)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	369 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	370 if (!(flags & INSCHAR_COM_LIST))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	371 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	372 // 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	373 // 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	374 // 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	375 // 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	376 // recognize comments if needed...
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	377 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	378 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	379 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	380 if (second_indent >= 0)
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 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	383 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	384 FALSE, NUL, TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	385 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	386 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	387 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	388 int i;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	389 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	390
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	391 // 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	392 // 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	393 // 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	394 // 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	395 // 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	396 // 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	397 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	398 ins_str((char_u *)" ");
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	399 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	400 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	401 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	402 (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	403 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	404 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	405 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	406 first_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	407 }
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 if (State & VREPLACE_FLAG)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	410 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	411 // In VREPLACE mode we have backspaced over the text to be
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	412 // 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	413 ins_bytes(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	414 vim_free(saved_text);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	415 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	416 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	417 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	418 // 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	419 // 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	420 curwin->w_cursor.col += startcol;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	421 len = (colnr_T)STRLEN(ml_get_curline());
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	422 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	423 curwin->w_cursor.col = len;
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
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	426 haveto_redraw = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	427 #ifdef FEAT_CINDENT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	428 set_can_cindent(TRUE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	429 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	430 // 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	431 did_ai = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	432 #ifdef FEAT_SMARTINDENT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	433 did_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	434 can_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	435 can_si_back = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	436 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	437 line_breakcheck();
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
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	440 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	441 pchar_cursor(save_char);
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 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	444 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	445 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	446 if (!format_only && haveto_redraw)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	447 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	448 update_topline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	449 redraw_curbuf_later(VALID);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	450 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	451 }
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 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	454 * 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	455 * 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	456 * 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	457 * ('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	458 * 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	459 * comment leader changes -- webb.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	460 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	461 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	462 fmt_check_par(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	463 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	464 int *leader_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	465 char_u **leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	466 int do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	467 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	468 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	469 char_u *ptr;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	470
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	471 ptr = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	472 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	473 *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	474 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	475 *leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	476
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	477 if (*leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	478 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	479 // 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	480 flags = *leader_flags;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	481 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	482 ++flags;
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 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	486 \|\| (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	487 \|\| startPS(lnum, NUL, FALSE));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	488 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	489
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	490 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	491 * 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	492 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	493 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	494 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	495 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	496 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	497 size_t l;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	498
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	499 if (*s == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	500 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	501 // Don't use STRLEN() inside VIM_ISWHITE(), SAS/C complains: "macro
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	502 // invocation may call function multiple times".
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	503 l = STRLEN(s) - 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	504 return VIM_ISWHITE(s[l]);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	505 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	506
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	507 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	508 * 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	509 * 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	510 * '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	511 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	512 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	513 same_leader(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	514 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	515 int leader1_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	516 char_u *leader1_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	517 int leader2_len,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	518 char_u *leader2_flags)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	519 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	520 int idx1 = 0, idx2 = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	521 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	522 char_u *line1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	523 char_u *line2;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	524
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	525 if (leader1_len == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	526 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	527
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	528 // 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	529 // 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	530 // 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	531 // 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	532 // 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	533 if (leader1_flags != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	534 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	535 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	536 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	537 if (*p == COM_FIRST)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	538 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	539 if (*p == COM_END)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	540 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	541 if (*p == COM_START)
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 if (*(ml_get(lnum) + leader1_len) == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	544 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	545 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	546 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	547 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	548 if (*p == COM_MIDDLE)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	549 return TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	550 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	551 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	552 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	553 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	554
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	555 // 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	556 // 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	557 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	558 if (line1 != NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	559 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	560 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	561 ;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	562 line2 = ml_get(lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	563 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	564 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	565 if (!VIM_ISWHITE(line2[idx2]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	566 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	567 if (line1[idx1++] != line2[idx2])
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	568 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	569 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	570 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	571 while (VIM_ISWHITE(line1[idx1]))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	572 ++idx1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	573 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	574 vim_free(line1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	575 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	576 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	577 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	578
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	579 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	580 * 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	581 * 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	582 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	583 static int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	584 paragraph_start(linenr_T lnum)
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 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	587 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	588 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	589 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	590 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	591 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	592
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	593 if (lnum <= 1)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	594 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	595
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	596 p = ml_get(lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	597 if (*p == NUL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	598 return TRUE; // after empty line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	599
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	600 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	601 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	602 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	603
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	604 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	605 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	606
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	607 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	608 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	609
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	610 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	611 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	612
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	613 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	614 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	615 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	616
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	617 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	618 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	619
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	620 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	621 * 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	622 * '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	623 * 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	624 * 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	625 * saved here.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	626 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	627 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	628 auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	629 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	630 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	631 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	632 pos_T pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	633 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	634 char_u *old;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	635 char_u new, pnew;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	636 int wasatend;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	637 int cc;
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_AUTO))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	640 return;
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 pos = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	643 old = ml_get_curline();
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 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	646 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	647
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	648 // 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	649 // 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	650 // 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	651 // 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	652 // next they are not joined back together.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	653 wasatend = (pos.col == (colnr_T)STRLEN(old));
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	654 if (*old != NUL && !trailblank && wasatend)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	655 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	656 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	657 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	658 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	659 && 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	660 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	661 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	662 if (WHITECHAR(cc))
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 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	665 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	666 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	667 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	668 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	669
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	670 // 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	671 // comments.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	672 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	673 && 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	674 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	675
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	676 // 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	677 // 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	678 // the start of a paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	679 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	680 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	681 --curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	682 if (u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	683 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	684 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	685
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	686 // 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	687 // 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	688 saved_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	689 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	690 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	691 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	692
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	693 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	694 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	695 // "cannot happen"
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	696 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	697 coladvance((colnr_T)MAXCOL);
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 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	700 check_cursor_col();
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 // 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	703 // 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	704 // 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	705 // formatted.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	706 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	707 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	708 new = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	709 len = (colnr_T)STRLEN(new);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	710 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	711 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	712 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	713 pnew[len] = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	714 pnew[len + 1] = NUL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	715 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	716 // remove the space later
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	717 did_add_space = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	718 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	719 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	720 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	721 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	722 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	723
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	724 check_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	725 }
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 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	728 * 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	729 * 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	730 * position.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	731 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	732 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	733 check_auto_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	734 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	735 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	736 int c = ' ';
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	737 int cc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	738
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	739 if (did_add_space)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	740 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	741 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	742 if (!WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	743 // Somehow the space was removed already.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	744 did_add_space = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	745 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	746 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	747 if (!end_insert)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	748 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	749 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	750 c = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	751 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	752 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	753 if (c != NUL)
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 // The space is no longer at the end of the line, delete it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	756 del_char(FALSE);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	757 did_add_space = FALSE;
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 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	761 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	762
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 * 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	765 * 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	766 * 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	767 * if invalid value, use 0.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	768 * 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	769 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	770 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	771 comp_textwidth(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	772 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	773 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	774 int textwidth;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	775
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	776 textwidth = curbuf->b_p_tw;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	777 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	778 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	779 // 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	780 // 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	781 textwidth = curwin->w_width - curbuf->b_p_wm;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	782 #ifdef FEAT_CMDWIN
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	783 if (cmdwin_type != 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	784 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	785 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	786 #ifdef FEAT_FOLDING
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	787 textwidth -= curwin->w_p_fdc;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	788 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	789 #ifdef FEAT_SIGNS
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	790 if (signcolumn_on(curwin))
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	791 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	792 #endif
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	793 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	794 textwidth -= 8;
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 if (textwidth < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	797 textwidth = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	798 if (ff && textwidth == 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	799 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	800 textwidth = curwin->w_width - 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	801 if (textwidth > 79)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	802 textwidth = 79;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	803 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	804 return textwidth;
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
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 * 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	809 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	810 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	811 op_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	812 oparg_T *oap,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	813 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	814 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	815 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	816
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	817 // 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	818 // can put it back there.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	819 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	820
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	821 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	822 (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	823 return;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	824 curwin->w_cursor = oap->start;
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 (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	827 // When there is no change: need to remove the Visual selection
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	828 redraw_curbuf_later(INVERTED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	829
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	830 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	831 // 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	832 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	833
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	834 // 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	835 // for joined and split lines).
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	836 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	837 saved_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	838
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	839 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	840
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	841 // 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	842 // 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	843 // 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	844 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	845 ++curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	846 beginline(BL_WHITE \| BL_FIX);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	847 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	848 msgmore(old_line_count);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	849
22699 e82579016863 patch 8.2.1898: command modifier parsing always uses global cmdmod Bram Moolenaar <Bram@vim.org> parents: 20695 diff changeset	850 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	851 // 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	852 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	853
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	854 if (keep_cursor)
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 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	857 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	858 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	859
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	860 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	861 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	862 win_T *wp;
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_ALL_WINDOWS(wp)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	865 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	866 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	867 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	868 // 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	869 // 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	870 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	871 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	872 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	873 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	874 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	875 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	876 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	877 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	878
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	879 #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	880 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	881 * 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	882 */
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	883 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	884 op_formatexpr(oparg_T *oap)
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 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	887 // When there is no change: need to remove the Visual selection
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	888 redraw_curbuf_later(INVERTED);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	889
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	890 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	891 // 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	892 // internal formatting.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	893 op_format(oap, FALSE);
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
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	896 int
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	897 fex_format(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	898 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	899 long count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	900 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	901 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	902 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	903 OPT_LOCAL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	904 int r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	905 char_u *fex;
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	906 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	907
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	908 // 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	909 // 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	910 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	911 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	912 set_vim_var_char(c);
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 // 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	915 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	916 if (fex == NULL)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	917 return 0;
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	918 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	919
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	920 // Evaluate the function.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	921 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	922 ++sandbox;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	923 r = (int)eval_to_number(fex);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	924 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	925 --sandbox;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	926
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	927 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	928 vim_free(fex);
27309 391011658d95 patch 8.2.4183: cannot use an import in 'formatexpr' Bram Moolenaar <Bram@vim.org> parents: 26807 diff changeset	929 current_sctx = save_sctx;
20237 918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	930
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	931 return r;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	932 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	933 #endif
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 /*
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	936 * 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	937 * 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	938 * 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	939 * first line.
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 void
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	942 format_lines(
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	943 linenr_T line_count,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	944 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	945 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	946 int max_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	947 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	948 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	949 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	950 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	951 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	952 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	953 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	954 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	955 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	956 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	957 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	958 int advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	959 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	960 // aware)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	961 int do_second_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	962 int do_number_indent;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	963 int do_trail_white;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	964 int first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	965 int smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	966 long count;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	967 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	968 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	969 int force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	970 int old_State = State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	971
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	972 // 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	973 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	974
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	975 // check for 'q', '2' and '1' in 'formatoptions'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	976 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	977 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	978 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	979 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	980
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	981 // 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	982 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	983 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	984 , &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	985 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	986 is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	987 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	988 , &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	989 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	990 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	991 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	992
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	993 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	994 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	995 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	996 // Advance to next paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	997 if (advance)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	998 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	999 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1000 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	1001 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	1002 leader_len = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1003 leader_flags = next_leader_flags;
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
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1006 // 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	1007 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	1008 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1009 next_is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1010 next_leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1011 next_leader_flags = NULL;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1012 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1013 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1014 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1015 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	1016 , &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	1017 if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1018 next_is_start_par =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1019 (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	1020 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1021 advance = TRUE;
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 \|\| next_is_start_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);
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 // 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	1027 if (is_not_par)
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 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1030 break;
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 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1033 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1034 // 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	1035 // 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	1036 if (first_par_line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1037 && (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	1038 && prev_is_end_par
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1039 && 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	1040 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1041 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	1042 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1043 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	1044 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1045 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1046 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1047 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	1048 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1049 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1050 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1051 second_indent = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1052 do_comments_list = 1;
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 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1055 else if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1056 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1057 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	1058 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1059 // no comment found
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1060 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1061 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	1062 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1063 else
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 // 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	1066 second_indent =
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1067 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	1068 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1069 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1070 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1071 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1072
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1073 // 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	1074 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	1075 \|\| !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	1076 leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1077 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	1078 {
c1e083481f5d patch 8.2.3932: C line comment not formatted properly Bram Moolenaar <Bram@vim.org> parents: 26771 diff changeset	1079 // 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	1080 // 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	1081 // 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	1082 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	1083 \|\| 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	1084 \|\| 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	1085 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	1086 }
20237 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 // 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	1089 // getting long, format it.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1090 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	1091 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1092 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	1093 {
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	1094 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	1095
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	1096 // 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	1097 // 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	1098 // 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	1099 // 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	1100 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	1101 indent = get_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	1102 else
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	1103 # ifdef FEAT_LISP
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	1104 if (curbuf->b_p_lisp)
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	1105 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	1106 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	1107 # 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	1108 {
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	1109 #ifdef FEAT_CINDENT
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	1110 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	1111 {
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	1112 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	1113 # 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	1114 *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	1115 # 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	1116 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	1117 }
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	1118 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	1119 #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	1120 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	1121 }
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	1122 (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	1123 }
20237 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 // put cursor on last non-space
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1126 State = NORMAL; // don't go past end-of-line
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1127 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1128 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	1129 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1130
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1131 // do the formatting, without 'showmode'
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1132 State = INSERT; // for open_line()
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1133 smd_save = p_smd;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1134 p_smd = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1135 insertchar(NUL, INSCHAR_FORMAT
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1136 + (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	1137 + (do_comments && do_comments_list
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1138 ? INSCHAR_COM_LIST : 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1139 + (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	1140 State = old_State;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1141 p_smd = smd_save;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1142 second_indent = -1;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1143 // 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	1144 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	1145 if (is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1146 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1147 // 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	1148 // end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1149 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1150 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1151 first_par_line = TRUE;
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 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1154 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1155
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1156 // 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	1157 // 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	1158 if (!is_end_par)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1159 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1160 advance = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1161 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1162 curwin->w_cursor.col = 0;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1163 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	1164 break;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1165 if (next_leader_len > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1166 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1167 (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	1168 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	1169 (long)-next_leader_len, 0);
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1170 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1171 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	1172 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1173 int indent = getwhitecols_curline();
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 if (indent > 0)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1176 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1177 (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	1178 mark_col_adjust(curwin->w_cursor.lnum,
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1179 (colnr_T)0, 0L, (long)-indent, 0);
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 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1182 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1183 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	1184 {
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1185 beep_flush();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1186 break;
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 first_par_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1189 // If the line is getting long, format it next time
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1190 if (STRLEN(ml_get_curline()) > (size_t)max_len)
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1191 force_format = TRUE;
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1192 else
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1193 force_format = FALSE;
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 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1196 line_breakcheck();
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1197 }
918245588b50 patch 8.2.0674: some source files are too big Bram Moolenaar <Bram@vim.org> parents: diff changeset	1198 }

Mercurial > vim

annotate src/textformat.c @ 28232:d041bcc0d3d6