Mercurial > vim
annotate runtime/plugin/matchparen.vim @ 32758:39b1788b1765 v9.0.1698
patch 9.0.1698: Test_map_restore_sid fails in GUI
Commit: https://github.com/vim/vim/commit/7fe108990423535fa7cb804deae49d64831e25a9
Author: zeertzjq <zeertzjq@outlook.com>
Date: Sat Aug 12 16:31:27 2023 +0800
patch 9.0.1698: Test_map_restore_sid fails in GUI
Problem: Test_map_restore_sid fails in GUI
Solution: Feed an unsimplified Ctrl-B
closes: #12770
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 12 Aug 2023 21:00:04 +0200 |
| parents | b2412874362f |
| children | 4027cefc2aab |
| rev | line source |
|---|---|
| 694 | 1 " Vim plugin for showing matching parens |
| 2 " Maintainer: Bram Moolenaar <Bram@vim.org> | |
| 31383 | 3 " Last Change: 2022 Dec 01 |
| 694 | 4 |
| 5 " Exit quickly when: | |
| 6 " - this plugin was already loaded (or disabled) | |
| 7 " - when 'compatible' is set | |
| 29840 | 8 if exists("g:loaded_matchparen") || &cp |
| 694 | 9 finish |
| 10 endif | |
| 11 let g:loaded_matchparen = 1 | |
| 12 | |
| 4437 | 13 if !exists("g:matchparen_timeout") |
| 14 let g:matchparen_timeout = 300 | |
| 15 endif | |
| 16 if !exists("g:matchparen_insert_timeout") | |
| 17 let g:matchparen_insert_timeout = 60 | |
| 18 endif | |
| 19 | |
| 694 | 20 augroup matchparen |
| 21 " Replace all matchparen autocommands | |
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22 autocmd! CursorMoved,CursorMovedI,WinEnter,BufWinEnter,WinScrolled * call s:Highlight_Matching_Pair() |
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23 autocmd! WinLeave,BufLeave * call s:Remove_Matches() |
| 4232 | 24 if exists('##TextChanged') |
| 25 autocmd! TextChanged,TextChangedI * call s:Highlight_Matching_Pair() | |
| 26 endif | |
| 694 | 27 augroup END |
| 28 | |
| 29 " Skip the rest if it was already done. | |
| 30 if exists("*s:Highlight_Matching_Pair") | |
| 31 finish | |
| 32 endif | |
| 33 | |
| 2034 | 34 let s:cpo_save = &cpo |
| 757 | 35 set cpo-=C |
| 36 | |
| 694 | 37 " The function that is invoked (very often) to define a ":match" highlighting |
| 38 " for any matching paren. | |
| 18489 | 39 func s:Highlight_Matching_Pair() |
| 694 | 40 " Remove any previous match. |
| 20965 | 41 call s:Remove_Matches() |
| 694 | 42 |
| 711 | 43 " Avoid that we remove the popup menu. |
| 1556 | 44 " Return when there are no colors (looks like the cursor jumps). |
| 45 if pumvisible() || (&t_Co < 8 && !has("gui_running")) | |
| 711 | 46 return |
| 47 endif | |
| 48 | |
| 694 | 49 " Get the character under the cursor and check if it's in 'matchpairs'. |
| 50 let c_lnum = line('.') | |
| 51 let c_col = col('.') | |
| 52 let before = 0 | |
| 53 | |
| 6051 | 54 let text = getline(c_lnum) |
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55 let matches = matchlist(text, '\(.\)\=\%'.c_col.'c\(.\=\)') |
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56 if empty(matches) |
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57 let [c_before, c] = ['', ''] |
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58 else |
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59 let [c_before, c] = matches[1:2] |
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60 endif |
| 967 | 61 let plist = split(&matchpairs, '.\zs[:,]') |
| 694 | 62 let i = index(plist, c) |
| 63 if i < 0 | |
| 64 " not found, in Insert mode try character before the cursor | |
| 65 if c_col > 1 && (mode() == 'i' || mode() == 'R') | |
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66 let before = strlen(c_before) |
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67 let c = c_before |
| 694 | 68 let i = index(plist, c) |
| 69 endif | |
| 70 if i < 0 | |
| 71 " not found, nothing to do | |
| 72 return | |
| 73 endif | |
| 74 endif | |
| 75 | |
| 76 " Figure out the arguments for searchpairpos(). | |
| 77 if i % 2 == 0 | |
| 78 let s_flags = 'nW' | |
| 79 let c2 = plist[i + 1] | |
| 80 else | |
| 81 let s_flags = 'nbW' | |
| 82 let c2 = c | |
| 83 let c = plist[i - 1] | |
| 84 endif | |
| 85 if c == '[' | |
| 86 let c = '\[' | |
| 87 let c2 = '\]' | |
| 88 endif | |
| 89 | |
| 90 " Find the match. When it was just before the cursor move it there for a | |
| 702 | 91 " moment. |
| 694 | 92 if before > 0 |
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93 let has_getcurpos = exists("*getcurpos") |
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94 if has_getcurpos |
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95 " getcurpos() is more efficient but doesn't exist before 7.4.313. |
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96 let save_cursor = getcurpos() |
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97 else |
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98 let save_cursor = winsaveview() |
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99 endif |
| 694 | 100 call cursor(c_lnum, c_col - before) |
| 101 endif | |
| 845 | 102 |
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103 if !has("syntax") || !exists("g:syntax_on") |
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104 let s_skip = "0" |
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105 else |
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106 " Build an expression that detects whether the current cursor position is |
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107 " in certain syntax types (string, comment, etc.), for use as |
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108 " searchpairpos()'s skip argument. |
| 24387 | 109 " We match "escape" for special items, such as lispEscapeSpecial, and |
| 110 " match "symbol" for lispBarSymbol. | |
| 32061 | 111 let s_skip = 'synstack(".", col("."))' |
| 112 \ . '->indexof({_, id -> synIDattr(id, "name") =~? ' | |
| 113 \ . '"string\\|character\\|singlequote\\|escape\\|symbol\\|comment"}) >= 0' | |
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114 " If executing the expression determines that the cursor is currently in |
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115 " one of the syntax types, then we want searchpairpos() to find the pair |
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116 " within those syntax types (i.e., not skip). Otherwise, the cursor is |
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117 " outside of the syntax types and s_skip should keep its value so we skip |
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118 " any matching pair inside the syntax types. |
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119 " Catch if this throws E363: pattern uses more memory than 'maxmempattern'. |
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120 try |
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121 execute 'if ' . s_skip . ' | let s_skip = "0" | endif' |
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122 catch /^Vim\%((\a\+)\)\=:E363/ |
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123 " We won't find anything, so skip searching, should keep Vim responsive. |
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124 return |
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125 endtry |
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126 endif |
| 845 | 127 |
| 1556 | 128 " Limit the search to lines visible in the window. |
| 129 let stoplinebottom = line('w$') | |
| 130 let stoplinetop = line('w0') | |
| 131 if i % 2 == 0 | |
| 132 let stopline = stoplinebottom | |
| 133 else | |
| 134 let stopline = stoplinetop | |
| 135 endif | |
| 136 | |
| 4437 | 137 " Limit the search time to 300 msec to avoid a hang on very long lines. |
| 138 " This fails when a timeout is not supported. | |
| 139 if mode() == 'i' || mode() == 'R' | |
| 140 let timeout = exists("b:matchparen_insert_timeout") ? b:matchparen_insert_timeout : g:matchparen_insert_timeout | |
| 141 else | |
| 142 let timeout = exists("b:matchparen_timeout") ? b:matchparen_timeout : g:matchparen_timeout | |
| 143 endif | |
| 1496 | 144 try |
| 4437 | 145 let [m_lnum, m_col] = searchpairpos(c, '', c2, s_flags, s_skip, stopline, timeout) |
| 1496 | 146 catch /E118/ |
| 1556 | 147 " Can't use the timeout, restrict the stopline a bit more to avoid taking |
| 148 " a long time on closed folds and long lines. | |
| 149 " The "viewable" variables give a range in which we can scroll while | |
| 150 " keeping the cursor at the same position. | |
| 151 " adjustedScrolloff accounts for very large numbers of scrolloff. | |
| 152 let adjustedScrolloff = min([&scrolloff, (line('w$') - line('w0')) / 2]) | |
| 153 let bottom_viewable = min([line('$'), c_lnum + &lines - adjustedScrolloff - 2]) | |
| 154 let top_viewable = max([1, c_lnum-&lines+adjustedScrolloff + 2]) | |
| 155 " one of these stoplines will be adjusted below, but the current values are | |
| 156 " minimal boundaries within the current window | |
| 157 if i % 2 == 0 | |
| 158 if has("byte_offset") && has("syntax_items") && &smc > 0 | |
| 159 let stopbyte = min([line2byte("$"), line2byte(".") + col(".") + &smc * 2]) | |
| 160 let stopline = min([bottom_viewable, byte2line(stopbyte)]) | |
| 161 else | |
| 162 let stopline = min([bottom_viewable, c_lnum + 100]) | |
| 163 endif | |
| 164 let stoplinebottom = stopline | |
| 165 else | |
| 166 if has("byte_offset") && has("syntax_items") && &smc > 0 | |
| 167 let stopbyte = max([1, line2byte(".") + col(".") - &smc * 2]) | |
| 168 let stopline = max([top_viewable, byte2line(stopbyte)]) | |
| 169 else | |
| 170 let stopline = max([top_viewable, c_lnum - 100]) | |
| 171 endif | |
| 172 let stoplinetop = stopline | |
| 173 endif | |
| 1496 | 174 let [m_lnum, m_col] = searchpairpos(c, '', c2, s_flags, s_skip, stopline) |
| 175 endtry | |
| 845 | 176 |
| 694 | 177 if before > 0 |
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178 if has_getcurpos |
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179 call setpos('.', save_cursor) |
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180 else |
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181 call winrestview(save_cursor) |
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182 endif |
| 694 | 183 endif |
| 184 | |
| 185 " If a match is found setup match highlighting. | |
| 1334 | 186 if m_lnum > 0 && m_lnum >= stoplinetop && m_lnum <= stoplinebottom |
| 5979 | 187 if exists('*matchaddpos') |
| 188 call matchaddpos('MatchParen', [[c_lnum, c_col - before], [m_lnum, m_col]], 10, 3) | |
| 189 else | |
| 190 exe '3match MatchParen /\(\%' . c_lnum . 'l\%' . (c_col - before) . | |
| 191 \ 'c\)\|\(\%' . m_lnum . 'l\%' . m_col . 'c\)/' | |
| 192 endif | |
| 819 | 193 let w:paren_hl_on = 1 |
| 694 | 194 endif |
| 195 endfunction | |
| 196 | |
| 20965 | 197 func s:Remove_Matches() |
| 198 if exists('w:paren_hl_on') && w:paren_hl_on | |
| 199 silent! call matchdelete(3) | |
| 200 let w:paren_hl_on = 0 | |
| 201 endif | |
| 202 endfunc | |
| 203 | |
| 204 | |
| 694 | 205 " Define commands that will disable and enable the plugin. |
| 18489 | 206 command DoMatchParen call s:DoMatchParen() |
| 207 command NoMatchParen call s:NoMatchParen() | |
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208 |
| 18489 | 209 func s:NoMatchParen() |
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210 let w = winnr() |
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211 noau windo silent! call matchdelete(3) |
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212 unlet! g:loaded_matchparen |
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213 exe "noau ". w . "wincmd w" |
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214 au! matchparen |
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215 endfunc |
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216 |
| 18489 | 217 func s:DoMatchParen() |
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218 runtime plugin/matchparen.vim |
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219 let w = winnr() |
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220 silent windo doau CursorMoved |
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221 exe "noau ". w . "wincmd w" |
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222 endfunc |
| 757 | 223 |
| 2034 | 224 let &cpo = s:cpo_save |
| 225 unlet s:cpo_save |