Mercurial > vim
annotate runtime/plugin/matchparen.vim @ 9399:43b8570abbec v7.4.1981
commit https://github.com/vim/vim/commit/ee2615af64fdcee87d8e4b13b65356e77fbd969b
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jul 2 18:25:34 2016 +0200
patch 7.4.1981
Problem: No testing for Farsi code.
Solution: Add a minimal test. Clean up Farsi code.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Sat, 02 Jul 2016 18:30:05 +0200 |
| parents | f5da459c5698 |
| children | 3b26420fc639 |
| rev | line source |
|---|---|
| 694 | 1 " Vim plugin for showing matching parens |
| 2 " Maintainer: Bram Moolenaar <Bram@vim.org> | |
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commit https://github.com/vim/vim/commit/e0fa3742ead676a3074a10edadbc955e1a89153d
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3 " Last Change: 2016 Feb 16 |
| 694 | 4 |
| 5 " Exit quickly when: | |
| 6 " - this plugin was already loaded (or disabled) | |
| 7 " - when 'compatible' is set | |
| 4352 | 8 " - the "CursorMoved" autocmd event is not available. |
| 694 | 9 if exists("g:loaded_matchparen") || &cp || !exists("##CursorMoved") |
| 10 finish | |
| 11 endif | |
| 12 let g:loaded_matchparen = 1 | |
| 13 | |
| 4437 | 14 if !exists("g:matchparen_timeout") |
| 15 let g:matchparen_timeout = 300 | |
| 16 endif | |
| 17 if !exists("g:matchparen_insert_timeout") | |
| 18 let g:matchparen_insert_timeout = 60 | |
| 19 endif | |
| 20 | |
| 694 | 21 augroup matchparen |
| 22 " Replace all matchparen autocommands | |
| 1368 | 23 autocmd! CursorMoved,CursorMovedI,WinEnter * call s:Highlight_Matching_Pair() |
| 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. | |
| 39 function! s:Highlight_Matching_Pair() | |
| 40 " Remove any previous match. | |
| 819 | 41 if exists('w:paren_hl_on') && w:paren_hl_on |
| 5979 | 42 silent! call matchdelete(3) |
| 819 | 43 let w:paren_hl_on = 0 |
| 694 | 44 endif |
| 45 | |
| 711 | 46 " Avoid that we remove the popup menu. |
| 1556 | 47 " Return when there are no colors (looks like the cursor jumps). |
| 48 if pumvisible() || (&t_Co < 8 && !has("gui_running")) | |
| 711 | 49 return |
| 50 endif | |
| 51 | |
| 694 | 52 " Get the character under the cursor and check if it's in 'matchpairs'. |
| 53 let c_lnum = line('.') | |
| 54 let c_col = col('.') | |
| 55 let before = 0 | |
| 56 | |
| 6051 | 57 let text = getline(c_lnum) |
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commit https://github.com/vim/vim/commit/c21d67e33c1b42a492e04788cbb14a23a6724e39
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58 let matches = matchlist(text, '\(.\)\=\%'.c_col.'c\(.\=\)') |
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commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
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59 if empty(matches) |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
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diff
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60 let [c_before, c] = ['', ''] |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
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61 else |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
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diff
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62 let [c_before, c] = matches[1:2] |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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63 endif |
| 967 | 64 let plist = split(&matchpairs, '.\zs[:,]') |
| 694 | 65 let i = index(plist, c) |
| 66 if i < 0 | |
| 67 " not found, in Insert mode try character before the cursor | |
| 68 if c_col > 1 && (mode() == 'i' || mode() == 'R') | |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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69 let before = strlen(c_before) |
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aea5ebf352c4
commit https://github.com/vim/vim/commit/256972a9849b5d575b62a6a71be5b6934b5b0e8b
Christian Brabandt <cb@256bit.org>
parents:
6118
diff
changeset
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70 let c = c_before |
| 694 | 71 let i = index(plist, c) |
| 72 endif | |
| 73 if i < 0 | |
| 74 " not found, nothing to do | |
| 75 return | |
| 76 endif | |
| 77 endif | |
| 78 | |
| 79 " Figure out the arguments for searchpairpos(). | |
| 80 if i % 2 == 0 | |
| 81 let s_flags = 'nW' | |
| 82 let c2 = plist[i + 1] | |
| 83 else | |
| 84 let s_flags = 'nbW' | |
| 85 let c2 = c | |
| 86 let c = plist[i - 1] | |
| 87 endif | |
| 88 if c == '[' | |
| 89 let c = '\[' | |
| 90 let c2 = '\]' | |
| 91 endif | |
| 92 | |
| 93 " Find the match. When it was just before the cursor move it there for a | |
| 702 | 94 " moment. |
| 694 | 95 if before > 0 |
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Update runtime files. Make matchparen plugin backwards compatible.
Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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96 let has_getcurpos = exists("*getcurpos") |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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97 if has_getcurpos |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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98 " getcurpos() is more efficient but doesn't exist before 7.4.313. |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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99 let save_cursor = getcurpos() |
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32a77cc160d9
Update runtime files. Make matchparen plugin backwards compatible.
Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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100 else |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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101 let save_cursor = winsaveview() |
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32a77cc160d9
Update runtime files. Make matchparen plugin backwards compatible.
Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
|
102 endif |
| 694 | 103 call cursor(c_lnum, c_col - before) |
| 104 endif | |
| 845 | 105 |
| 6118 | 106 " Build an expression that detects whether the current cursor position is in |
| 107 " certain syntax types (string, comment, etc.), for use as searchpairpos()'s | |
| 108 " skip argument. | |
| 3082 | 109 " We match "escape" for special items, such as lispEscapeSpecial. |
| 6118 | 110 let s_skip = '!empty(filter(map(synstack(line("."), col(".")), ''synIDattr(v:val, "name")''), ' . |
| 111 \ '''v:val =~? "string\\|character\\|singlequote\\|escape\\|comment"''))' | |
| 112 " If executing the expression determines that the cursor is currently in | |
| 113 " one of the syntax types, then we want searchpairpos() to find the pair | |
| 114 " within those syntax types (i.e., not skip). Otherwise, the cursor is | |
| 115 " outside of the syntax types and s_skip should keep its value so we skip any | |
| 116 " matching pair inside the syntax types. | |
| 845 | 117 execute 'if' s_skip '| let s_skip = 0 | endif' |
| 118 | |
| 1556 | 119 " Limit the search to lines visible in the window. |
| 120 let stoplinebottom = line('w$') | |
| 121 let stoplinetop = line('w0') | |
| 122 if i % 2 == 0 | |
| 123 let stopline = stoplinebottom | |
| 124 else | |
| 125 let stopline = stoplinetop | |
| 126 endif | |
| 127 | |
| 4437 | 128 " Limit the search time to 300 msec to avoid a hang on very long lines. |
| 129 " This fails when a timeout is not supported. | |
| 130 if mode() == 'i' || mode() == 'R' | |
| 131 let timeout = exists("b:matchparen_insert_timeout") ? b:matchparen_insert_timeout : g:matchparen_insert_timeout | |
| 132 else | |
| 133 let timeout = exists("b:matchparen_timeout") ? b:matchparen_timeout : g:matchparen_timeout | |
| 134 endif | |
| 1496 | 135 try |
| 4437 | 136 let [m_lnum, m_col] = searchpairpos(c, '', c2, s_flags, s_skip, stopline, timeout) |
| 1496 | 137 catch /E118/ |
| 1556 | 138 " Can't use the timeout, restrict the stopline a bit more to avoid taking |
| 139 " a long time on closed folds and long lines. | |
| 140 " The "viewable" variables give a range in which we can scroll while | |
| 141 " keeping the cursor at the same position. | |
| 142 " adjustedScrolloff accounts for very large numbers of scrolloff. | |
| 143 let adjustedScrolloff = min([&scrolloff, (line('w$') - line('w0')) / 2]) | |
| 144 let bottom_viewable = min([line('$'), c_lnum + &lines - adjustedScrolloff - 2]) | |
| 145 let top_viewable = max([1, c_lnum-&lines+adjustedScrolloff + 2]) | |
| 146 " one of these stoplines will be adjusted below, but the current values are | |
| 147 " minimal boundaries within the current window | |
| 148 if i % 2 == 0 | |
| 149 if has("byte_offset") && has("syntax_items") && &smc > 0 | |
| 150 let stopbyte = min([line2byte("$"), line2byte(".") + col(".") + &smc * 2]) | |
| 151 let stopline = min([bottom_viewable, byte2line(stopbyte)]) | |
| 152 else | |
| 153 let stopline = min([bottom_viewable, c_lnum + 100]) | |
| 154 endif | |
| 155 let stoplinebottom = stopline | |
| 156 else | |
| 157 if has("byte_offset") && has("syntax_items") && &smc > 0 | |
| 158 let stopbyte = max([1, line2byte(".") + col(".") - &smc * 2]) | |
| 159 let stopline = max([top_viewable, byte2line(stopbyte)]) | |
| 160 else | |
| 161 let stopline = max([top_viewable, c_lnum - 100]) | |
| 162 endif | |
| 163 let stoplinetop = stopline | |
| 164 endif | |
| 1496 | 165 let [m_lnum, m_col] = searchpairpos(c, '', c2, s_flags, s_skip, stopline) |
| 166 endtry | |
| 845 | 167 |
| 694 | 168 if before > 0 |
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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169 if has_getcurpos |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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170 call setpos('.', save_cursor) |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
|
171 else |
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32a77cc160d9
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Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
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172 call winrestview(save_cursor) |
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32a77cc160d9
Update runtime files. Make matchparen plugin backwards compatible.
Bram Moolenaar <bram@vim.org>
parents:
6051
diff
changeset
|
173 endif |
| 694 | 174 endif |
| 175 | |
| 176 " If a match is found setup match highlighting. | |
| 1334 | 177 if m_lnum > 0 && m_lnum >= stoplinetop && m_lnum <= stoplinebottom |
| 5979 | 178 if exists('*matchaddpos') |
| 179 call matchaddpos('MatchParen', [[c_lnum, c_col - before], [m_lnum, m_col]], 10, 3) | |
| 180 else | |
| 181 exe '3match MatchParen /\(\%' . c_lnum . 'l\%' . (c_col - before) . | |
| 182 \ 'c\)\|\(\%' . m_lnum . 'l\%' . m_col . 'c\)/' | |
| 183 endif | |
| 819 | 184 let w:paren_hl_on = 1 |
| 694 | 185 endif |
| 186 endfunction | |
| 187 | |
| 188 " Define commands that will disable and enable the plugin. | |
| 5979 | 189 command! NoMatchParen windo silent! call matchdelete(3) | unlet! g:loaded_matchparen | |
| 1368 | 190 \ au! matchparen |
| 191 command! DoMatchParen runtime plugin/matchparen.vim | windo doau CursorMoved | |
| 757 | 192 |
| 2034 | 193 let &cpo = s:cpo_save |
| 194 unlet s:cpo_save |