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annotate runtime/syntax/sed.vim @ 18486:9d887cad7315

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Added tag v8.1.2237 for changeset 63ee3c2b140fe1b4801389872a8e47aec19d028b
author Bram Moolenaar <Bram@vim.org>
date Thu, 31 Oct 2019 20:00:04 +0100
parents 46763b01cd9a
children 3295247d97a5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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7
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1 " Vim syntax file
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2 " Language: sed
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3 " Maintainer: Haakon Riiser <hakonrk@fys.uio.no>
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4 " URL: http://folk.uio.no/hakonrk/vim/syntax/sed.vim
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5 " Last Change: 2010 May 29
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6
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7 " quit when a syntax file was already loaded
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8 if exists("b:current_syntax")
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9 finish
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10 endif
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11
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12 syn match sedError "\S"
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13
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14 syn match sedWhitespace "\s\+" contained
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15 syn match sedSemicolon ";"
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16 syn match sedAddress "[[:digit:]$]"
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17 syn match sedAddress "\d\+\~\d\+"
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18 syn region sedAddress matchgroup=Special start="[{,;]\s*/\(\\/\)\="lc=1 skip="[^\\]\(\\\\\)*\\/" end="/I\=" contains=sedTab,sedRegexpMeta
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19 syn region sedAddress matchgroup=Special start="^\s*/\(\\/\)\=" skip="[^\\]\(\\\\\)*\\/" end="/I\=" contains=sedTab,sedRegexpMeta
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20 syn match sedComment "^\s*#.*$"
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21 syn match sedFunction "[dDgGhHlnNpPqQx=]\s*\($\|;\)" contains=sedSemicolon,sedWhitespace
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22 syn match sedLabel ":[^;]*"
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23 syn match sedLineCont "^\(\\\\\)*\\$" contained
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24 syn match sedLineCont "[^\\]\(\\\\\)*\\$"ms=e contained
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25 syn match sedSpecial "[{},!]"
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26 if exists("highlight_sedtabs")
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27 syn match sedTab "\t" contained
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28 endif
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29
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30 " Append/Change/Insert
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31 syn region sedACI matchgroup=sedFunction start="[aci]\\$" matchgroup=NONE end="^.*$" contains=sedLineCont,sedTab
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32
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33 syn region sedBranch matchgroup=sedFunction start="[bt]" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace
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34 syn region sedRW matchgroup=sedFunction start="[rw]" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace
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35
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36 " Substitution/transform with various delimiters
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37 syn region sedFlagwrite matchgroup=sedFlag start="w" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace contained
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38 syn match sedFlag "[[:digit:]gpI]*w\=" contains=sedFlagwrite contained
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39 syn match sedRegexpMeta "[.*^$]" contained
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40 syn match sedRegexpMeta "\\." contains=sedTab contained
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41 syn match sedRegexpMeta "\[.\{-}\]" contains=sedTab contained
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42 syn match sedRegexpMeta "\\{\d\*,\d*\\}" contained
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43 syn match sedRegexpMeta "\\(.\{-}\\)" contains=sedTab contained
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44 syn match sedReplaceMeta "&\|\\\($\|.\)" contains=sedTab contained
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45
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46 " Metacharacters: $ * . \ ^ [ ~
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47 " @ is used as delimiter and treated on its own below
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48 let __at = char2nr("@")
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49 let __sed_i = char2nr(" ") " ASCII: 32, EBCDIC: 64
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50 if has("ebcdic")
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51 let __sed_last = 255
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52 else
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53 let __sed_last = 126
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54 endif
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55 let __sed_metacharacters = '$*.\^[~'
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56 while __sed_i <= __sed_last
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57 let __sed_delimiter = escape(nr2char(__sed_i), __sed_metacharacters)
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58 if __sed_i != __at
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59 exe 'syn region sedAddress matchgroup=Special start=@\\'.__sed_delimiter.'\(\\'.__sed_delimiter.'\)\=@ skip=@[^\\]\(\\\\\)*\\'.__sed_delimiter.'@ end=@'.__sed_delimiter.'I\=@ contains=sedTab'
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60 exe 'syn region sedRegexp'.__sed_i 'matchgroup=Special start=@'.__sed_delimiter.'\(\\\\\|\\'.__sed_delimiter.'\)*@ skip=@[^\\'.__sed_delimiter.']\(\\\\\)*\\'.__sed_delimiter.'@ end=@'.__sed_delimiter.'@me=e-1 contains=sedTab,sedRegexpMeta keepend contained nextgroup=sedReplacement'.__sed_i
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61 exe 'syn region sedReplacement'.__sed_i 'matchgroup=Special start=@'.__sed_delimiter.'\(\\\\\|\\'.__sed_delimiter.'\)*@ skip=@[^\\'.__sed_delimiter.']\(\\\\\)*\\'.__sed_delimiter.'@ end=@'.__sed_delimiter.'@ contains=sedTab,sedReplaceMeta keepend contained nextgroup=sedFlag'
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62 endif
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63 let __sed_i = __sed_i + 1
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64 endwhile
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65 syn region sedAddress matchgroup=Special start=+\\@\(\\@\)\=+ skip=+[^\\]\(\\\\\)*\\@+ end=+@I\=+ contains=sedTab,sedRegexpMeta
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66 syn region sedRegexp64 matchgroup=Special start=+@\(\\\\\|\\@\)*+ skip=+[^\\@]\(\\\\\)*\\@+ end=+@+me=e-1 contains=sedTab,sedRegexpMeta keepend contained nextgroup=sedReplacement64
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67 syn region sedReplacement64 matchgroup=Special start=+@\(\\\\\|\\@\)*+ skip=+[^\\@]\(\\\\\)*\\@+ end=+@+ contains=sedTab,sedReplaceMeta keepend contained nextgroup=sedFlag
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68
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69 " Since the syntax for the substituion command is very similar to the
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70 " syntax for the transform command, I use the same pattern matching
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71 " for both commands. There is one problem -- the transform command
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72 " (y) does not allow any flags. To save memory, I ignore this problem.
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73 syn match sedST "[sy]" nextgroup=sedRegexp\d\+
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74
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75
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76 hi def link sedAddress Macro
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77 hi def link sedACI NONE
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78 hi def link sedBranch Label
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79 hi def link sedComment Comment
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80 hi def link sedDelete Function
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81 hi def link sedError Error
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82 hi def link sedFlag Type
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83 hi def link sedFlagwrite Constant
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84 hi def link sedFunction Function
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85 hi def link sedLabel Label
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86 hi def link sedLineCont Special
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87 hi def link sedPutHoldspc Function
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88 hi def link sedReplaceMeta Special
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89 hi def link sedRegexpMeta Special
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90 hi def link sedRW Constant
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91 hi def link sedSemicolon Special
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92 hi def link sedST Function
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93 hi def link sedSpecial Special
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94 hi def link sedWhitespace NONE
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95 if exists("highlight_sedtabs")
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96 hi def link sedTab Todo
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97 endif
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98 let __sed_i = char2nr(" ") " ASCII: 32, EBCDIC: 64
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99 while __sed_i <= __sed_last
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100 exe "hi def link sedRegexp".__sed_i "Macro"
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101 exe "hi def link sedReplacement".__sed_i "NONE"
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102 let __sed_i = __sed_i + 1
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103 endwhile
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104
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105
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106 unlet __sed_i __sed_last __sed_delimiter __sed_metacharacters
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107
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108 let b:current_syntax = "sed"
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109
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110 " vim: sts=4 sw=4 ts=8