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111 lines
4.9 KiB
VimL
111 lines
4.9 KiB
VimL
" Vim syntax file
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" Language: sed
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" Maintainer: Haakon Riiser <hakonrk@fys.uio.no>
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" URL: http://folk.uio.no/hakonrk/vim/syntax/sed.vim
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" Last Change: 2010 May 29
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" quit when a syntax file was already loaded
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if exists("b:current_syntax")
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finish
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endif
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syn match sedError "\S"
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syn match sedWhitespace "\s\+" contained
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syn match sedSemicolon ";"
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syn match sedAddress "[[:digit:]$]"
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syn match sedAddress "\d\+\~\d\+"
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syn region sedAddress matchgroup=Special start="[{,;]\s*/\(\\/\)\="lc=1 skip="[^\\]\(\\\\\)*\\/" end="/I\=" contains=sedTab,sedRegexpMeta
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syn region sedAddress matchgroup=Special start="^\s*/\(\\/\)\=" skip="[^\\]\(\\\\\)*\\/" end="/I\=" contains=sedTab,sedRegexpMeta
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syn match sedComment "^\s*#.*$"
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syn match sedFunction "[dDgGhHlnNpPqQx=]\s*\($\|;\)" contains=sedSemicolon,sedWhitespace
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syn match sedLabel ":[^;]*"
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syn match sedLineCont "^\(\\\\\)*\\$" contained
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syn match sedLineCont "[^\\]\(\\\\\)*\\$"ms=e contained
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syn match sedSpecial "[{},!]"
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if exists("highlight_sedtabs")
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syn match sedTab "\t" contained
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endif
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" Append/Change/Insert
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syn region sedACI matchgroup=sedFunction start="[aci]\\$" matchgroup=NONE end="^.*$" contains=sedLineCont,sedTab
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syn region sedBranch matchgroup=sedFunction start="[bt]" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace
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syn region sedRW matchgroup=sedFunction start="[rw]" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace
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" Substitution/transform with various delimiters
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syn region sedFlagwrite matchgroup=sedFlag start="w" matchgroup=sedSemicolon end=";\|$" contains=sedWhitespace contained
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syn match sedFlag "[[:digit:]gpI]*w\=" contains=sedFlagwrite contained
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syn match sedRegexpMeta "[.*^$]" contained
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syn match sedRegexpMeta "\\." contains=sedTab contained
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syn match sedRegexpMeta "\[.\{-}\]" contains=sedTab contained
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syn match sedRegexpMeta "\\{\d\*,\d*\\}" contained
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syn match sedRegexpMeta "\\(.\{-}\\)" contains=sedTab contained
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syn match sedReplaceMeta "&\|\\\($\|.\)" contains=sedTab contained
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" Metacharacters: $ * . \ ^ [ ~
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" @ is used as delimiter and treated on its own below
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let __at = char2nr("@")
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let __sed_i = char2nr(" ") " ASCII: 32, EBCDIC: 64
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if has("ebcdic")
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let __sed_last = 255
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else
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let __sed_last = 126
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endif
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let __sed_metacharacters = '$*.\^[~'
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while __sed_i <= __sed_last
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let __sed_delimiter = escape(nr2char(__sed_i), __sed_metacharacters)
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if __sed_i != __at
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exe 'syn region sedAddress matchgroup=Special start=@\\'.__sed_delimiter.'\(\\'.__sed_delimiter.'\)\=@ skip=@[^\\]\(\\\\\)*\\'.__sed_delimiter.'@ end=@'.__sed_delimiter.'I\=@ contains=sedTab'
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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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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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endif
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let __sed_i = __sed_i + 1
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endwhile
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syn region sedAddress matchgroup=Special start=+\\@\(\\@\)\=+ skip=+[^\\]\(\\\\\)*\\@+ end=+@I\=+ contains=sedTab,sedRegexpMeta
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syn region sedRegexp64 matchgroup=Special start=+@\(\\\\\|\\@\)*+ skip=+[^\\@]\(\\\\\)*\\@+ end=+@+me=e-1 contains=sedTab,sedRegexpMeta keepend contained nextgroup=sedReplacement64
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syn region sedReplacement64 matchgroup=Special start=+@\(\\\\\|\\@\)*+ skip=+[^\\@]\(\\\\\)*\\@+ end=+@+ contains=sedTab,sedReplaceMeta keepend contained nextgroup=sedFlag
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" Since the syntax for the substituion command is very similar to the
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" syntax for the transform command, I use the same pattern matching
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" for both commands. There is one problem -- the transform command
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" (y) does not allow any flags. To save memory, I ignore this problem.
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syn match sedST "[sy]" nextgroup=sedRegexp\d\+
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hi def link sedAddress Macro
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hi def link sedACI NONE
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hi def link sedBranch Label
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hi def link sedComment Comment
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hi def link sedDelete Function
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hi def link sedError Error
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hi def link sedFlag Type
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hi def link sedFlagwrite Constant
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hi def link sedFunction Function
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hi def link sedLabel Label
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hi def link sedLineCont Special
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hi def link sedPutHoldspc Function
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hi def link sedReplaceMeta Special
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hi def link sedRegexpMeta Special
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hi def link sedRW Constant
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hi def link sedSemicolon Special
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hi def link sedST Function
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hi def link sedSpecial Special
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hi def link sedWhitespace NONE
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if exists("highlight_sedtabs")
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hi def link sedTab Todo
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endif
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let __sed_i = char2nr(" ") " ASCII: 32, EBCDIC: 64
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while __sed_i <= __sed_last
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exe "hi def link sedRegexp".__sed_i "Macro"
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exe "hi def link sedReplacement".__sed_i "NONE"
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let __sed_i = __sed_i + 1
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endwhile
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unlet __sed_i __sed_last __sed_delimiter __sed_metacharacters
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let b:current_syntax = "sed"
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" vim: sts=4 sw=4 ts=8
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