Mercurial > vim
annotate runtime/indent/perl.vim @ 15446:8ac454818352 v8.1.0731
patch 8.1.0731: JS encoding does not handle negative infinity
commit https://github.com/vim/vim/commit/5f6b379ff3e34297d171635933f907ec80ed4f05
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jan 12 14:24:27 2019 +0100
patch 8.1.0731: JS encoding does not handle negative infinity
Problem: JS encoding does not handle negative infinity.
Solution: Add support for negative infinity for JS encoding. (Dominique
Pelle, closes #3792)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sat, 12 Jan 2019 14:30:06 +0100 |
| parents | d91cf2e26ef0 |
| children | bd021eb62e73 |
| rev | line source |
|---|---|
| 7 | 1 " Vim indent file |
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2 " Language: Perl 5 |
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3 " Maintainer: vim-perl <vim-perl@googlegroups.com> |
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4 " Homepage: http://github.com/vim-perl/vim-perl |
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5 " Bugs/requests: http://github.com/vim-perl/vim-perl/issues |
| 12499 | 6 " Last Change: 2017-01-04 |
| 7 | 7 |
| 8 " Suggestions and improvements by : | |
| 9 " Aaron J. Sherman (use syntax for hints) | |
| 10 " Artem Chuprina (play nice with folding) | |
| 11 | |
| 12 " TODO things that are not or not properly indented (yet) : | |
| 13 " - Continued statements | |
| 14 " print "foo", | |
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15 " "bar"; |
| 7 | 16 " print "foo" |
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17 " if bar(); |
| 7 | 18 " - Multiline regular expressions (m//x) |
| 19 " (The following probably needs modifying the perl syntax file) | |
| 20 " - qw() lists | |
| 21 " - Heredocs with terminators that don't match \I\i* | |
| 22 | |
| 23 " Only load this indent file when no other was loaded. | |
| 24 if exists("b:did_indent") | |
| 2531 | 25 finish |
| 7 | 26 endif |
| 27 let b:did_indent = 1 | |
| 28 | |
| 29 " Is syntax highlighting active ? | |
| 508 | 30 let b:indent_use_syntax = has("syntax") |
| 7 | 31 |
| 32 setlocal indentexpr=GetPerlIndent() | |
| 2531 | 33 setlocal indentkeys+=0=,0),0],0=or,0=and |
| 7 | 34 if !b:indent_use_syntax |
| 2531 | 35 setlocal indentkeys+=0=EO |
| 7 | 36 endif |
| 37 | |
| 416 | 38 let s:cpo_save = &cpo |
| 39 set cpo-=C | |
| 40 | |
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41 function! GetPerlIndent() |
| 7 | 42 |
| 2531 | 43 " Get the line to be indented |
| 44 let cline = getline(v:lnum) | |
| 7 | 45 |
| 2531 | 46 " Indent POD markers to column 0 |
| 47 if cline =~ '^\s*=\L\@!' | |
| 48 return 0 | |
| 49 endif | |
| 7 | 50 |
| 2531 | 51 " Get current syntax item at the line's first char |
| 52 let csynid = '' | |
| 53 if b:indent_use_syntax | |
| 54 let csynid = synIDattr(synID(v:lnum,1,0),"name") | |
| 55 endif | |
| 7 | 56 |
| 2531 | 57 " Don't reindent POD and heredocs |
| 58 if csynid == "perlPOD" || csynid == "perlHereDoc" || csynid =~ "^pod" | |
| 59 return indent(v:lnum) | |
| 60 endif | |
| 7 | 61 |
| 2531 | 62 " Indent end-of-heredocs markers to column 0 |
| 63 if b:indent_use_syntax | |
| 64 " Assumes that an end-of-heredoc marker matches \I\i* to avoid | |
| 65 " confusion with other types of strings | |
| 66 if csynid == "perlStringStartEnd" && cline =~ '^\I\i*$' | |
| 67 return 0 | |
| 68 endif | |
| 69 else | |
| 70 " Without syntax hints, assume that end-of-heredocs markers begin with EO | |
| 71 if cline =~ '^\s*EO' | |
| 72 return 0 | |
| 73 endif | |
| 7 | 74 endif |
| 75 | |
| 2531 | 76 " Now get the indent of the previous perl line. |
| 7 | 77 |
| 2531 | 78 " Find a non-blank line above the current line. |
| 79 let lnum = prevnonblank(v:lnum - 1) | |
| 80 " Hit the start of the file, use zero indent. | |
| 81 if lnum == 0 | |
| 82 return 0 | |
| 7 | 83 endif |
| 2531 | 84 let line = getline(lnum) |
| 85 let ind = indent(lnum) | |
| 86 " Skip heredocs, POD, and comments on 1st column | |
| 87 if b:indent_use_syntax | |
| 88 let skippin = 2 | |
| 89 while skippin | |
| 90 let synid = synIDattr(synID(lnum,1,0),"name") | |
| 91 if (synid == "perlStringStartEnd" && line =~ '^\I\i*$') | |
| 92 \ || (skippin != 2 && synid == "perlPOD") | |
| 93 \ || (skippin != 2 && synid == "perlHereDoc") | |
| 94 \ || synid == "perlComment" | |
| 95 \ || synid =~ "^pod" | |
| 96 let lnum = prevnonblank(lnum - 1) | |
| 97 if lnum == 0 | |
| 98 return 0 | |
| 99 endif | |
| 100 let line = getline(lnum) | |
| 101 let ind = indent(lnum) | |
| 102 let skippin = 1 | |
| 103 else | |
| 104 let skippin = 0 | |
| 105 endif | |
| 106 endwhile | |
| 107 else | |
| 108 if line =~ "^EO" | |
| 109 let lnum = search("<<[\"']\\=EO", "bW") | |
| 110 let line = getline(lnum) | |
| 111 let ind = indent(lnum) | |
| 112 endif | |
| 113 endif | |
| 7 | 114 |
| 2531 | 115 " Indent blocks enclosed by {}, (), or [] |
| 116 if b:indent_use_syntax | |
| 117 " Find a real opening brace | |
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118 " NOTE: Unlike Perl character classes, we do NOT need to escape the |
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119 " closing brackets with a backslash. Doing so just puts a backslash |
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120 " in the character class and causes sorrow. Instead, put the closing |
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121 " bracket as the first character in the class. |
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122 let braceclass = '[][(){}]' |
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123 let bracepos = match(line, braceclass, matchend(line, '^\s*[])}]')) |
| 2531 | 124 while bracepos != -1 |
| 125 let synid = synIDattr(synID(lnum, bracepos + 1, 0), "name") | |
| 126 " If the brace is highlighted in one of those groups, indent it. | |
| 127 " 'perlHereDoc' is here only to handle the case '&foo(<<EOF)'. | |
| 128 if synid == "" | |
| 129 \ || synid == "perlMatchStartEnd" | |
| 130 \ || synid == "perlHereDoc" | |
| 5277 | 131 \ || synid == "perlBraces" |
| 12499 | 132 \ || synid == "perlStatementIndirObj" |
| 2531 | 133 \ || synid =~ "^perlFiledescStatement" |
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134 \ || synid =~ '^perl\(Sub\|Block\|Package\)Fold' |
| 2531 | 135 let brace = strpart(line, bracepos, 1) |
| 136 if brace == '(' || brace == '{' || brace == '[' | |
| 11518 | 137 let ind = ind + shiftwidth() |
| 2531 | 138 else |
| 11518 | 139 let ind = ind - shiftwidth() |
| 2531 | 140 endif |
| 141 endif | |
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142 let bracepos = match(line, braceclass, bracepos + 1) |
| 2531 | 143 endwhile |
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144 let bracepos = matchend(cline, '^\s*[])}]') |
| 2531 | 145 if bracepos != -1 |
| 146 let synid = synIDattr(synID(v:lnum, bracepos, 0), "name") | |
| 147 if synid == "" | |
| 148 \ || synid == "perlMatchStartEnd" | |
| 5277 | 149 \ || synid == "perlBraces" |
| 12499 | 150 \ || synid == "perlStatementIndirObj" |
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151 \ || synid =~ '^perl\(Sub\|Block\|Package\)Fold' |
| 11518 | 152 let ind = ind - shiftwidth() |
| 2531 | 153 endif |
| 154 endif | |
| 155 else | |
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156 if line =~ '[{[(]\s*\(#[^])}]*\)\=$' |
| 11518 | 157 let ind = ind + shiftwidth() |
| 2531 | 158 endif |
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159 if cline =~ '^\s*[])}]' |
| 11518 | 160 let ind = ind - shiftwidth() |
| 2531 | 161 endif |
| 7 | 162 endif |
| 163 | |
| 2531 | 164 " Indent lines that begin with 'or' or 'and' |
| 165 if cline =~ '^\s*\(or\|and\)\>' | |
| 166 if line !~ '^\s*\(or\|and\)\>' | |
| 11518 | 167 let ind = ind + shiftwidth() |
| 2531 | 168 endif |
| 169 elseif line =~ '^\s*\(or\|and\)\>' | |
| 11518 | 170 let ind = ind - shiftwidth() |
| 7 | 171 endif |
| 172 | |
| 2531 | 173 return ind |
| 7 | 174 |
| 175 endfunction | |
| 176 | |
| 177 let &cpo = s:cpo_save | |
| 178 unlet s:cpo_save | |
| 179 | |
| 2531 | 180 " vim:ts=8:sts=4:sw=4:expandtab:ft=vim |