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annotate src/textformat.c @ 20415:b582eb6ef192 v8.2.0762

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patch 8.2.0762: buffer is not considered modified after setting crypt key Commit: https://github.com/vim/vim/commit/76cb68309794def0fa7d1f2f72dd694b822186a5 Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 15 22:30:38 2020 +0200 patch 8.2.0762: buffer is not considered modified after setting crypt key Problem: Buffer is not considered modified after setting crypt key. Solution: Set the modified flag. (Christian Brabandt, closes https://github.com/vim/vim/issues/6082)
author Bram Moolenaar <Bram@vim.org>
date Fri, 15 May 2020 22:45:04 +0200
parents 918245588b50
children cea8ae407452
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
20237
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1 /* vi:set ts=8 sts=4 sw=4 noet:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * textformat.c: text formatting functions
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12 */
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13
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14 #include "vim.h"
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15
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16 static int did_add_space = FALSE; // auto_format() added an extra space
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17 // under the cursor
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18
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19 #define WHITECHAR(cc) (VIM_ISWHITE(cc) && (!enc_utf8 || !utf_iscomposing(utf_ptr2char(ml_get_cursor() + 1))))
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20
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21 /*
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22 * Return TRUE if format option 'x' is in effect.
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23 * Take care of no formatting when 'paste' is set.
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24 */
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25 int
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26 has_format_option(int x)
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27 {
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28 if (p_paste)
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29 return FALSE;
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30 return (vim_strchr(curbuf->b_p_fo, x) != NULL);
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31 }
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32
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33 /*
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34 * Format text at the current insert position.
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35 *
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36 * If the INSCHAR_COM_LIST flag is present, then the value of second_indent
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37 * will be the comment leader length sent to open_line().
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38 */
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39 void
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40 internal_format(
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41 int textwidth,
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42 int second_indent,
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43 int flags,
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44 int format_only,
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45 int c) // character to be inserted (can be NUL)
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46 {
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47 int cc;
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48 int save_char = NUL;
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49 int haveto_redraw = FALSE;
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50 int fo_ins_blank = has_format_option(FO_INS_BLANK);
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51 int fo_multibyte = has_format_option(FO_MBYTE_BREAK);
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52 int fo_white_par = has_format_option(FO_WHITE_PAR);
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53 int first_line = TRUE;
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54 colnr_T leader_len;
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55 int no_leader = FALSE;
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56 int do_comments = (flags & INSCHAR_DO_COM);
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57 #ifdef FEAT_LINEBREAK
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58 int has_lbr = curwin->w_p_lbr;
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59
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60 // make sure win_lbr_chartabsize() counts correctly
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61 curwin->w_p_lbr = FALSE;
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62 #endif
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63
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64 // When 'ai' is off we don't want a space under the cursor to be
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65 // deleted. Replace it with an 'x' temporarily.
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66 if (!curbuf->b_p_ai && !(State & VREPLACE_FLAG))
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67 {
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68 cc = gchar_cursor();
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69 if (VIM_ISWHITE(cc))
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70 {
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71 save_char = cc;
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72 pchar_cursor('x');
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73 }
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74 }
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75
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76 // Repeat breaking lines, until the current line is not too long.
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77 while (!got_int)
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78 {
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79 int startcol; // Cursor column at entry
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80 int wantcol; // column at textwidth border
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81 int foundcol; // column for start of spaces
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82 int end_foundcol = 0; // column for start of word
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83 colnr_T len;
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84 colnr_T virtcol;
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85 int orig_col = 0;
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86 char_u *saved_text = NULL;
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87 colnr_T col;
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88 colnr_T end_col;
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89 int wcc; // counter for whitespace chars
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90
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91 virtcol = get_nolist_virtcol()
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92 + char2cells(c != NUL ? c : gchar_cursor());
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93 if (virtcol <= (colnr_T)textwidth)
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94 break;
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95
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96 if (no_leader)
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97 do_comments = FALSE;
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98 else if (!(flags & INSCHAR_FORMAT)
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99 && has_format_option(FO_WRAP_COMS))
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100 do_comments = TRUE;
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101
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102 // Don't break until after the comment leader
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103 if (do_comments)
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104 leader_len = get_leader_len(ml_get_curline(), NULL, FALSE, TRUE);
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105 else
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106 leader_len = 0;
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107
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108 // If the line doesn't start with a comment leader, then don't
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109 // start one in a following broken line. Avoids that a %word
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110 // moved to the start of the next line causes all following lines
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111 // to start with %.
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112 if (leader_len == 0)
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113 no_leader = TRUE;
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114 if (!(flags & INSCHAR_FORMAT)
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115 && leader_len == 0
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116 && !has_format_option(FO_WRAP))
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117
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118 break;
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119 if ((startcol = curwin->w_cursor.col) == 0)
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120 break;
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121
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122 // find column of textwidth border
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123 coladvance((colnr_T)textwidth);
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124 wantcol = curwin->w_cursor.col;
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125
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126 curwin->w_cursor.col = startcol;
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127 foundcol = 0;
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128
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129 // Find position to break at.
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130 // Stop at first entered white when 'formatoptions' has 'v'
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131 while ((!fo_ins_blank && !has_format_option(FO_INS_VI))
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132 || (flags & INSCHAR_FORMAT)
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133 || curwin->w_cursor.lnum != Insstart.lnum
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134 || curwin->w_cursor.col >= Insstart.col)
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135 {
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136 if (curwin->w_cursor.col == startcol && c != NUL)
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137 cc = c;
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138 else
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diff changeset
139 cc = gchar_cursor();
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140 if (WHITECHAR(cc))
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diff changeset
141 {
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diff changeset
142 // remember position of blank just before text
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diff changeset
143 end_col = curwin->w_cursor.col;
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diff changeset
144
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diff changeset
145 // find start of sequence of blanks
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diff changeset
146 wcc = 0;
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diff changeset
147 while (curwin->w_cursor.col > 0 && WHITECHAR(cc))
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148 {
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diff changeset
149 dec_cursor();
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150 cc = gchar_cursor();
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diff changeset
151
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diff changeset
152 // Increment count of how many whitespace chars in this
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153 // group; we only need to know if it's more than one.
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154 if (wcc < 2)
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diff changeset
155 wcc++;
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diff changeset
156 }
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diff changeset
157 if (curwin->w_cursor.col == 0 && WHITECHAR(cc))
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158 break; // only spaces in front of text
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diff changeset
159
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diff changeset
160 // Don't break after a period when 'formatoptions' has 'p' and
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161 // there are less than two spaces.
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diff changeset
162 if (has_format_option(FO_PERIOD_ABBR) && cc == '.' && wcc < 2)
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163 continue;
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diff changeset
164
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165 // Don't break until after the comment leader
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166 if (curwin->w_cursor.col < leader_len)
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167 break;
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168 if (has_format_option(FO_ONE_LETTER))
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diff changeset
169 {
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170 // do not break after one-letter words
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diff changeset
171 if (curwin->w_cursor.col == 0)
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diff changeset
172 break; // one-letter word at begin
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diff changeset
173 // do not break "#a b" when 'tw' is 2
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diff changeset
174 if (curwin->w_cursor.col <= leader_len)
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diff changeset
175 break;
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diff changeset
176 col = curwin->w_cursor.col;
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177 dec_cursor();
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178 cc = gchar_cursor();
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179
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diff changeset
180 if (WHITECHAR(cc))
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181 continue; // one-letter, continue
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182 curwin->w_cursor.col = col;
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183 }
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184
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diff changeset
185 inc_cursor();
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186
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187 end_foundcol = end_col + 1;
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188 foundcol = curwin->w_cursor.col;
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189 if (curwin->w_cursor.col <= (colnr_T)wantcol)
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190 break;
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191 }
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192 else if (cc >= 0x100 && fo_multibyte)
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193 {
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194 // Break after or before a multi-byte character.
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195 if (curwin->w_cursor.col != startcol)
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196 {
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diff changeset
197 // Don't break until after the comment leader
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diff changeset
198 if (curwin->w_cursor.col < leader_len)
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199 break;
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200 col = curwin->w_cursor.col;
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201 inc_cursor();
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diff changeset
202 // Don't change end_foundcol if already set.
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diff changeset
203 if (foundcol != curwin->w_cursor.col)
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204 {
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205 foundcol = curwin->w_cursor.col;
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206 end_foundcol = foundcol;
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207 if (curwin->w_cursor.col <= (colnr_T)wantcol)
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208 break;
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diff changeset
209 }
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210 curwin->w_cursor.col = col;
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diff changeset
211 }
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diff changeset
212
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diff changeset
213 if (curwin->w_cursor.col == 0)
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diff changeset
214 break;
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diff changeset
215
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diff changeset
216 col = curwin->w_cursor.col;
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diff changeset
217
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diff changeset
218 dec_cursor();
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diff changeset
219 cc = gchar_cursor();
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diff changeset
220
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diff changeset
221 if (WHITECHAR(cc))
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diff changeset
222 continue; // break with space
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diff changeset
223 // Don't break until after the comment leader
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diff changeset
224 if (curwin->w_cursor.col < leader_len)
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diff changeset
225 break;
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diff changeset
226
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diff changeset
227 curwin->w_cursor.col = col;
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diff changeset
228
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diff changeset
229 foundcol = curwin->w_cursor.col;
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diff changeset
230 end_foundcol = foundcol;
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diff changeset
231 if (curwin->w_cursor.col <= (colnr_T)wantcol)
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diff changeset
232 break;
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diff changeset
233 }
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diff changeset
234 if (curwin->w_cursor.col == 0)
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diff changeset
235 break;
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diff changeset
236 dec_cursor();
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diff changeset
237 }
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diff changeset
238
918245588b50 patch 8.2.0674: some source files are too big
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diff changeset
239 if (foundcol == 0) // no spaces, cannot break line
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diff changeset
240 {
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diff changeset
241 curwin->w_cursor.col = startcol;
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diff changeset
242 break;
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parents:
diff changeset
243 }
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diff changeset
244
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diff changeset
245 // Going to break the line, remove any "$" now.
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diff changeset
246 undisplay_dollar();
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diff changeset
247
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diff changeset
248 // Offset between cursor position and line break is used by replace
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diff changeset
249 // stack functions. VREPLACE does not use this, and backspaces
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diff changeset
250 // over the text instead.
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diff changeset
251 if (State & VREPLACE_FLAG)
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diff changeset
252 orig_col = startcol; // Will start backspacing from here
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diff changeset
253 else
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diff changeset
254 replace_offset = startcol - end_foundcol;
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diff changeset
255
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diff changeset
256 // adjust startcol for spaces that will be deleted and
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diff changeset
257 // characters that will remain on top line
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diff changeset
258 curwin->w_cursor.col = foundcol;
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diff changeset
259 while ((cc = gchar_cursor(), WHITECHAR(cc))
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diff changeset
260 && (!fo_white_par || curwin->w_cursor.col < startcol))
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diff changeset
261 inc_cursor();
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diff changeset
262 startcol -= curwin->w_cursor.col;
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diff changeset
263 if (startcol < 0)
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diff changeset
264 startcol = 0;
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parents:
diff changeset
265
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diff changeset
266 if (State & VREPLACE_FLAG)
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diff changeset
267 {
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diff changeset
268 // In VREPLACE mode, we will backspace over the text to be
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diff changeset
269 // wrapped, so save a copy now to put on the next line.
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diff changeset
270 saved_text = vim_strsave(ml_get_cursor());
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diff changeset
271 curwin->w_cursor.col = orig_col;
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diff changeset
272 if (saved_text == NULL)
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diff changeset
273 break; // Can't do it, out of memory
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diff changeset
274 saved_text[startcol] = NUL;
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parents:
diff changeset
275
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parents:
diff changeset
276 // Backspace over characters that will move to the next line
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parents:
diff changeset
277 if (!fo_white_par)
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diff changeset
278 backspace_until_column(foundcol);
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parents:
diff changeset
279 }
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parents:
diff changeset
280 else
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parents:
diff changeset
281 {
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parents:
diff changeset
282 // put cursor after pos. to break line
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parents:
diff changeset
283 if (!fo_white_par)
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parents:
diff changeset
284 curwin->w_cursor.col = foundcol;
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parents:
diff changeset
285 }
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parents:
diff changeset
286
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parents:
diff changeset
287 // Split the line just before the margin.
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diff changeset
288 // Only insert/delete lines, but don't really redraw the window.
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diff changeset
289 open_line(FORWARD, OPENLINE_DELSPACES + OPENLINE_MARKFIX
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diff changeset
290 + (fo_white_par ? OPENLINE_KEEPTRAIL : 0)
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diff changeset
291 + (do_comments ? OPENLINE_DO_COM : 0)
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diff changeset
292 + ((flags & INSCHAR_COM_LIST) ? OPENLINE_COM_LIST : 0)
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diff changeset
293 , ((flags & INSCHAR_COM_LIST) ? second_indent : old_indent));
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diff changeset
294 if (!(flags & INSCHAR_COM_LIST))
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diff changeset
295 old_indent = 0;
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parents:
diff changeset
296
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diff changeset
297 replace_offset = 0;
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diff changeset
298 if (first_line)
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parents:
diff changeset
299 {
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diff changeset
300 if (!(flags & INSCHAR_COM_LIST))
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parents:
diff changeset
301 {
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diff changeset
302 // This section is for auto-wrap of numeric lists. When not
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diff changeset
303 // in insert mode (i.e. format_lines()), the INSCHAR_COM_LIST
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diff changeset
304 // flag will be set and open_line() will handle it (as seen
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diff changeset
305 // above). The code here (and in get_number_indent()) will
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diff changeset
306 // recognize comments if needed...
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diff changeset
307 if (second_indent < 0 && has_format_option(FO_Q_NUMBER))
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diff changeset
308 second_indent =
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diff changeset
309 get_number_indent(curwin->w_cursor.lnum - 1);
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diff changeset
310 if (second_indent >= 0)
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parents:
diff changeset
311 {
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parents:
diff changeset
312 if (State & VREPLACE_FLAG)
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parents:
diff changeset
313 change_indent(INDENT_SET, second_indent,
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diff changeset
314 FALSE, NUL, TRUE);
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parents:
diff changeset
315 else
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parents:
diff changeset
316 if (leader_len > 0 && second_indent - leader_len > 0)
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parents:
diff changeset
317 {
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diff changeset
318 int i;
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diff changeset
319 int padding = second_indent - leader_len;
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parents:
diff changeset
320
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diff changeset
321 // We started at the first_line of a numbered list
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
322 // that has a comment. the open_line() function has
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
323 // inserted the proper comment leader and positioned
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parents:
diff changeset
324 // the cursor at the end of the split line. Now we
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parents:
diff changeset
325 // add the additional whitespace needed after the
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
326 // comment leader for the numbered list.
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diff changeset
327 for (i = 0; i < padding; i++)
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diff changeset
328 ins_str((char_u *)" ");
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parents:
diff changeset
329 }
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parents:
diff changeset
330 else
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parents:
diff changeset
331 {
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parents:
diff changeset
332 (void)set_indent(second_indent, SIN_CHANGED);
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parents:
diff changeset
333 }
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parents:
diff changeset
334 }
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parents:
diff changeset
335 }
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parents:
diff changeset
336 first_line = FALSE;
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diff changeset
337 }
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parents:
diff changeset
338
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diff changeset
339 if (State & VREPLACE_FLAG)
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parents:
diff changeset
340 {
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diff changeset
341 // In VREPLACE mode we have backspaced over the text to be
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diff changeset
342 // moved, now we re-insert it into the new line.
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diff changeset
343 ins_bytes(saved_text);
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diff changeset
344 vim_free(saved_text);
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parents:
diff changeset
345 }
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parents:
diff changeset
346 else
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parents:
diff changeset
347 {
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diff changeset
348 // Check if cursor is not past the NUL off the line, cindent
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diff changeset
349 // may have added or removed indent.
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diff changeset
350 curwin->w_cursor.col += startcol;
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diff changeset
351 len = (colnr_T)STRLEN(ml_get_curline());
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parents:
diff changeset
352 if (curwin->w_cursor.col > len)
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parents:
diff changeset
353 curwin->w_cursor.col = len;
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parents:
diff changeset
354 }
918245588b50 patch 8.2.0674: some source files are too big
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parents:
diff changeset
355
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parents:
diff changeset
356 haveto_redraw = TRUE;
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
357 #ifdef FEAT_CINDENT
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parents:
diff changeset
358 set_can_cindent(TRUE);
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parents:
diff changeset
359 #endif
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parents:
diff changeset
360 // moved the cursor, don't autoindent or cindent now
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
361 did_ai = FALSE;
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
362 #ifdef FEAT_SMARTINDENT
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
363 did_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
364 can_si = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
365 can_si_back = FALSE;
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parents:
diff changeset
366 #endif
918245588b50 patch 8.2.0674: some source files are too big
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parents:
diff changeset
367 line_breakcheck();
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parents:
diff changeset
368 }
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
369
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parents:
diff changeset
370 if (save_char != NUL) // put back space after cursor
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
371 pchar_cursor(save_char);
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
372
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
373 #ifdef FEAT_LINEBREAK
918245588b50 patch 8.2.0674: some source files are too big
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parents:
diff changeset
374 curwin->w_p_lbr = has_lbr;
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
375 #endif
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
376 if (!format_only && haveto_redraw)
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
377 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
378 update_topline();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
379 redraw_curbuf_later(VALID);
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Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
380 }
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
383 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
384 * 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
385 * 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
386 * 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
387 * ('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
388 * 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
389 * comment leader changes -- webb.
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 static int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
392 fmt_check_par(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
393 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
394 int *leader_len,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
395 char_u **leader_flags,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
396 int do_comments)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
397 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
398 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
399 char_u *ptr;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
400
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
401 ptr = ml_get(lnum);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
402 if (do_comments)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
403 *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
404 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
405 *leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
406
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
407 if (*leader_len > 0)
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 // 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
410 flags = *leader_flags;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
411 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
412 ++flags;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
413 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
414
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
415 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
416 || (*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
417 || startPS(lnum, NUL, FALSE));
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
418 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
419
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
420 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
421 * 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
422 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
423 static int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
424 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
425 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
426 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
427 size_t l;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
428
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
429 if (*s == NUL)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
430 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
431 // 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
432 // 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
433 l = STRLEN(s) - 1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
434 return VIM_ISWHITE(s[l]);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
435 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
436
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
437 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
438 * 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
439 * 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
440 * '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
441 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
442 static int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
443 same_leader(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
444 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
445 int leader1_len,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
446 char_u *leader1_flags,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
447 int leader2_len,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
448 char_u *leader2_flags)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
449 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
450 int idx1 = 0, idx2 = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
451 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
452 char_u *line1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
453 char_u *line2;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
454
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
455 if (leader1_len == 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
456 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
457
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
458 // 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
459 // 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
460 // If first leader has 'e' flag, the lines can never be joined.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
461 // If fist leader has 's' flag, the lines can only be joined if there is
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
462 // 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
463 if (leader1_flags != NULL)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
464 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
465 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
466 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
467 if (*p == COM_FIRST)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
468 return (leader2_len == 0);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
469 if (*p == COM_END)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
470 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
471 if (*p == COM_START)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
472 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
473 if (*(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
474 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
475 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
476 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
477 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
478 if (*p == COM_MIDDLE)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
479 return TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
480 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
481 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
482 }
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 // 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
486 // 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
487 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
488 if (line1 != NULL)
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 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
491 ;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
492 line2 = ml_get(lnum + 1);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
493 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
494 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
495 if (!VIM_ISWHITE(line2[idx2]))
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
496 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
497 if (line1[idx1++] != line2[idx2])
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
498 break;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
499 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
500 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
501 while (VIM_ISWHITE(line1[idx1]))
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
502 ++idx1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
503 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
504 vim_free(line1);
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 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
507 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
508
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
509 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
510 * 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
511 * 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
512 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
513 static int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
514 paragraph_start(linenr_T lnum)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
515 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
516 char_u *p;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
517 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
518 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
519 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
520 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
521 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
522
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
523 if (lnum <= 1)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
524 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
525
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
526 p = ml_get(lnum - 1);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
527 if (*p == NUL)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
528 return TRUE; // after empty line
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
529
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
530 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
531 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
532 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
533
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
534 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
535 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
536
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
537 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
538 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
539
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
540 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
541 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
542
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
543 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
544 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
545 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
546
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
547 return FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
548 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
549
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
550 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
551 * 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
552 * '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
553 * 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
554 * 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
555 * saved here.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
556 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
557 void
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
558 auto_format(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
559 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
560 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
561 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
562 pos_T pos;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
563 colnr_T len;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
564 char_u *old;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
565 char_u *new, *pnew;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
566 int wasatend;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
567 int cc;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
568
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
569 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
570 return;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
571
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
572 pos = curwin->w_cursor;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
573 old = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
574
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
575 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
576 check_auto_format(FALSE);
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 // 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
579 // 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
580 // 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
581 // 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
582 // 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
583 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
584 if (*old != NUL && !trailblank && wasatend)
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 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
587 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
588 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
589 && 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
590 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
591 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
592 if (WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
593 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
594 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
595 return;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
596 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
597 curwin->w_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
598 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
599
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
600 // 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
601 // comments.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
602 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
603 && 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
604 return;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
605
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
606 // 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
607 // 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
608 // the start of a paragraph.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
609 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
610 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
611 --curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
612 if (u_save_cursor() == FAIL)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
613 return;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
614 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
615
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
616 // 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
617 // 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
618 saved_cursor = pos;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
619 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
620 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
621 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
622
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
623 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
624 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
625 // "cannot happen"
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
626 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
627 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
628 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
629 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
630 check_cursor_col();
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 // 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
633 // 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
634 // 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
635 // formatted.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
636 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
637 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
638 new = ml_get_curline();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
639 len = (colnr_T)STRLEN(new);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
640 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
641 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
642 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
643 pnew[len] = ' ';
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
644 pnew[len + 1] = NUL;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
645 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
646 // remove the space later
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
647 did_add_space = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
648 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
649 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
650 // may remove added space
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
651 check_auto_format(FALSE);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
652 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
653
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
654 check_cursor();
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
657 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
658 * 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
659 * 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
660 * position.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
661 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
662 void
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
663 check_auto_format(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
664 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
665 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
666 int c = ' ';
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
667 int cc;
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 if (did_add_space)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
670 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
671 cc = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
672 if (!WHITECHAR(cc))
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
673 // 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
674 did_add_space = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
675 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
676 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
677 if (!end_insert)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
678 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
679 inc_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
680 c = gchar_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
681 dec_cursor();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
682 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
683 if (c != NUL)
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 // 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
686 del_char(FALSE);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
687 did_add_space = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
688 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
689 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
690 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
691 }
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 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
694 * 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
695 * 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
696 * 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
697 * if invalid value, use 0.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
698 * 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
699 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
700 int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
701 comp_textwidth(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
702 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
703 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
704 int textwidth;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
705
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
706 textwidth = curbuf->b_p_tw;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
707 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
708 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
709 // 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
710 // 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
711 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
712 #ifdef FEAT_CMDWIN
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
713 if (cmdwin_type != 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
714 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
715 #endif
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
716 #ifdef FEAT_FOLDING
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
717 textwidth -= curwin->w_p_fdc;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
718 #endif
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
719 #ifdef FEAT_SIGNS
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
720 if (signcolumn_on(curwin))
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
721 textwidth -= 1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
722 #endif
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
723 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
724 textwidth -= 8;
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 if (textwidth < 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
727 textwidth = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
728 if (ff && textwidth == 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
729 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
730 textwidth = curwin->w_width - 1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
731 if (textwidth > 79)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
732 textwidth = 79;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
733 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
734 return textwidth;
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
737 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
738 * 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
739 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
740 void
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
741 op_format(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
742 oparg_T *oap,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
743 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
744 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
745 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
746
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
747 // 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
748 // can put it back there.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
749 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
750
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
751 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
752 (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
753 return;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
754 curwin->w_cursor = oap->start;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
755
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
756 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
757 // 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
758 redraw_curbuf_later(INVERTED);
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 if (!cmdmod.lockmarks)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
761 // 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
762 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
763
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
764 // 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
765 // for joined and split lines).
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
766 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
767 saved_cursor = oap->cursor_start;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
768
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
769 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
770
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
771 // 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
772 // 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
773 // 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
774 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
775 ++curwin->w_cursor.lnum;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
776 beginline(BL_WHITE | BL_FIX);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
777 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
778 msgmore(old_line_count);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
779
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
780 if (!cmdmod.lockmarks)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
781 // 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
782 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
783
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
784 if (keep_cursor)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
785 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
786 curwin->w_cursor = saved_cursor;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
787 saved_cursor.lnum = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
788 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
789
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
790 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
791 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
792 win_T *wp;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
793
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
794 FOR_ALL_WINDOWS(wp)
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 (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
797 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
798 // 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
799 // 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
800 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
801 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
802 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
803 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
804 }
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
809 #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
810 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
811 * 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
812 */
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
813 void
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
814 op_formatexpr(oparg_T *oap)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
815 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
816 if (oap->is_VIsual)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
817 // 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
818 redraw_curbuf_later(INVERTED);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
819
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
820 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
821 // 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
822 // internal formatting.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
823 op_format(oap, FALSE);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
824 }
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 int
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
827 fex_format(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
828 linenr_T lnum,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
829 long count,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
830 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
831 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
832 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
833 OPT_LOCAL);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
834 int r;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
835 char_u *fex;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
836
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
837 // 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
838 // 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
839 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
840 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
841 set_vim_var_char(c);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
842
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
843 // 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
844 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
845 if (fex == NULL)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
846 return 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
847
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
848 // Evaluate the function.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
849 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
850 ++sandbox;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
851 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
852 if (use_sandbox)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
853 --sandbox;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
854
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
855 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
856 vim_free(fex);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
857
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
858 return r;
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 #endif
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 /*
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
863 * 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
864 * 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
865 * 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
866 * first line.
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 void
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
869 format_lines(
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
870 linenr_T line_count,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
871 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
872 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
873 int max_len;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
874 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
875 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
876 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
877 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
878 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
879 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
880 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
881 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
882 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
883 int do_comments; // format comments
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
884 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
885 int advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
886 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
887 // aware)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
888 int do_second_indent;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
889 int do_number_indent;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
890 int do_trail_white;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
891 int first_par_line = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
892 int smd_save;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
893 long count;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
894 int need_set_indent = TRUE; // set indent of next paragraph
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
895 int force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
896 int old_State = State;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
897
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
898 // 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
899 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
900
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
901 // 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
902 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
903 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
904 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
905 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
906
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
907 // 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
908 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
909 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
910 , &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
911 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
912 is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
913 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
914 , &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
915 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
916 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
917 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
918
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
919 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
920 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
921 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
922 // Advance to next paragraph.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
923 if (advance)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
924 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
925 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
926 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
927 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
928 leader_len = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
929 leader_flags = next_leader_flags;
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
932 // 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
933 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
934 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
935 next_is_not_par = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
936 next_leader_len = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
937 next_leader_flags = NULL;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
938 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
939 else
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 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
942 , &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
943 if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
944 next_is_start_par =
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
945 (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
946 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
947 advance = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
948 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
949 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
950 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
951
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
952 // 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
953 if (is_not_par)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
954 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
955 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
956 break;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
957 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
958 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
959 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
960 // 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
961 // 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
962 if (first_par_line
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
963 && (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
964 && prev_is_end_par
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
965 && 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
966 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
967 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
968 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
969 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
970 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
971 // no comment found
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
972 second_indent =
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
973 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
974 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
975 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
976 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
977 second_indent = next_leader_len;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
978 do_comments_list = 1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
979 }
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 else if (do_number_indent)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
982 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
983 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
984 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
985 // no comment found
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
986 second_indent =
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
987 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
988 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
989 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
990 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
991 // 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
992 second_indent =
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
993 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
994 do_comments_list = 1;
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 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
997 }
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 // 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
1000 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
1001 || !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
1002 leader_len, leader_flags,
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1003 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
1004 is_end_par = TRUE;
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 // 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
1007 // getting long, format it.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1008 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
1009 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1010 if (need_set_indent)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1011 // replace indent in first line with minimal number of
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1012 // tabs and spaces, according to current options
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1013 (void)set_indent(get_indent(), SIN_CHANGED);
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 // 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
1016 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
1017 coladvance((colnr_T)MAXCOL);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1018 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
1019 dec_cursor();
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 // do the formatting, without 'showmode'
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1022 State = INSERT; // for open_line()
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1023 smd_save = p_smd;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1024 p_smd = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1025 insertchar(NUL, INSCHAR_FORMAT
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1026 + (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
1027 + (do_comments && do_comments_list
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1028 ? INSCHAR_COM_LIST : 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1029 + (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
1030 State = old_State;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1031 p_smd = smd_save;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1032 second_indent = -1;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1033 // 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
1034 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
1035 if (is_end_par)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1036 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1037 // 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
1038 // end of the paragraph.
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1039 if (line_count < 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1040 break;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1041 first_par_line = TRUE;
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 force_format = FALSE;
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
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1046 // 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
1047 // 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
1048 if (!is_end_par)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1049 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1050 advance = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1051 curwin->w_cursor.lnum++;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1052 curwin->w_cursor.col = 0;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1053 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
1054 break;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1055 if (next_leader_len > 0)
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 (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
1058 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
1059 (long)-next_leader_len, 0);
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1060 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1061 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
1062 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1063 int indent = getwhitecols_curline();
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 if (indent > 0)
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1066 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1067 (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
1068 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
1069 (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
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 curwin->w_cursor.lnum--;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1073 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
1074 {
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1075 beep_flush();
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1076 break;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1077 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1078 first_par_line = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1079 // 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
1080 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
1081 force_format = TRUE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1082 else
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1083 force_format = FALSE;
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1084 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1085 }
918245588b50 patch 8.2.0674: some source files are too big
Bram Moolenaar <Bram@vim.org>
parents:
diff changeset
1086 line_breakcheck();
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 }