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Diffstat (limited to 'syntax/haskell.vim')
| -rw-r--r-- | syntax/haskell.vim | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/syntax/haskell.vim b/syntax/haskell.vim index fb514ccb..bd5c02ce 100644 --- a/syntax/haskell.vim +++ b/syntax/haskell.vim @@ -1,189 +1,3 @@ -if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1 - -" Vim syntax file -" Language: Haskell -" Maintainer: Haskell Cafe mailinglist <haskell-cafe@haskell.org> -" Last Change: 2017 Jun 04 -" Original Author: John Williams <jrw@pobox.com> -" -" Thanks to Ryan Crumley for suggestions and John Meacham for -" pointing out bugs. Also thanks to Ian Lynagh and Donald Bruce Stewart -" for providing the inspiration for the inclusion of the handling -" of C preprocessor directives, and for pointing out a bug in the -" end-of-line comment handling. -" -" Options-assign a value to these variables to turn the option on: -" -" hs_highlight_delimiters - Highlight delimiter characters--users -" with a light-colored background will -" probably want to turn this on. -" hs_highlight_boolean - Treat True and False as keywords. -" hs_highlight_types - Treat names of primitive types as keywords. -" hs_highlight_more_types - Treat names of other common types as keywords. -" hs_highlight_debug - Highlight names of debugging functions. -" hs_allow_hash_operator - Don't highlight seemingly incorrect C -" preprocessor directives but assume them to be -" operators -" -" 2004 Feb 19: Added C preprocessor directive handling, corrected eol comments -" cleaned away literate haskell support (should be entirely in -" lhaskell.vim) -" 2004 Feb 20: Cleaned up C preprocessor directive handling, fixed single \ -" in eol comment character class -" 2004 Feb 23: Made the leading comments somewhat clearer where it comes -" to attribution of work. -" 2008 Dec 15: Added comments as contained element in import statements - -" quit when a syntax file was already loaded -if exists("b:current_syntax") - finish -endif - -" (Qualified) identifiers (no default highlighting) -syn match ConId "\(\<[A-Z][a-zA-Z0-9_']*\.\)\=\<[A-Z][a-zA-Z0-9_']*\>" -syn match VarId "\(\<[A-Z][a-zA-Z0-9_']*\.\)\=\<[a-z][a-zA-Z0-9_']*\>" - -" Infix operators--most punctuation characters and any (qualified) identifier -" enclosed in `backquotes`. An operator starting with : is a constructor, -" others are variables (e.g. functions). -syn match hsVarSym "\(\<[A-Z][a-zA-Z0-9_']*\.\)\=[-!#$%&\*\+/<=>\?@\\^|~.][-!#$%&\*\+/<=>\?@\\^|~:.]*" -syn match hsConSym "\(\<[A-Z][a-zA-Z0-9_']*\.\)\=:[-!#$%&\*\+./<=>\?@\\^|~:]*" -syn match hsVarSym "`\(\<[A-Z][a-zA-Z0-9_']*\.\)\=[a-z][a-zA-Z0-9_']*`" -syn match hsConSym "`\(\<[A-Z][a-zA-Z0-9_']*\.\)\=[A-Z][a-zA-Z0-9_']*`" - -" Reserved symbols--cannot be overloaded. -syn match hsDelimiter "(\|)\|\[\|\]\|,\|;\|_\|{\|}" - -" Strings and constants -syn match hsSpecialChar contained "\\\([0-9]\+\|o[0-7]\+\|x[0-9a-fA-F]\+\|[\"\\'&\\abfnrtv]\|^[A-Z^_\[\\\]]\)" -syn match hsSpecialChar contained "\\\(NUL\|SOH\|STX\|ETX\|EOT\|ENQ\|ACK\|BEL\|BS\|HT\|LF\|VT\|FF\|CR\|SO\|SI\|DLE\|DC1\|DC2\|DC3\|DC4\|NAK\|SYN\|ETB\|CAN\|EM\|SUB\|ESC\|FS\|GS\|RS\|US\|SP\|DEL\)" -syn match hsSpecialCharError contained "\\&\|'''\+" -syn region hsString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=hsSpecialChar -syn match hsCharacter "[^a-zA-Z0-9_']'\([^\\]\|\\[^']\+\|\\'\)'"lc=1 contains=hsSpecialChar,hsSpecialCharError -syn match hsCharacter "^'\([^\\]\|\\[^']\+\|\\'\)'" contains=hsSpecialChar,hsSpecialCharError -syn match hsNumber "\<[0-9]\+\>\|\<0[xX][0-9a-fA-F]\+\>\|\<0[oO][0-7]\+\>" -syn match hsFloat "\<[0-9]\+\.[0-9]\+\([eE][-+]\=[0-9]\+\)\=\>" - -" Keyword definitions. These must be patterns instead of keywords -" because otherwise they would match as keywords at the start of a -" "literate" comment (see lhs.vim). -syn match hsModule "\<module\>" -syn match hsImport "\<import\>.*"he=s+6 contains=hsImportMod,hsLineComment,hsBlockComment -syn match hsImportMod contained "\<\(as\|qualified\|hiding\)\>" -syn match hsInfix "\<\(infix\|infixl\|infixr\)\>" -syn match hsStructure "\<\(class\|data\|deriving\|instance\|default\|where\)\>" -syn match hsTypedef "\<\(type\|newtype\)\>" -syn match hsStatement "\<\(do\|case\|of\|let\|in\)\>" -syn match hsConditional "\<\(if\|then\|else\)\>" - -" Not real keywords, but close. -if exists("hs_highlight_boolean") - " Boolean constants from the standard prelude. - syn match hsBoolean "\<\(True\|False\)\>" -endif -if exists("hs_highlight_types") - " Primitive types from the standard prelude and libraries. - syn match hsType "\<\(Int\|Integer\|Char\|Bool\|Float\|Double\|IO\|Void\|Addr\|Array\|String\)\>" -endif -if exists("hs_highlight_more_types") - " Types from the standard prelude libraries. - syn match hsType "\<\(Maybe\|Either\|Ratio\|Complex\|Ordering\|IOError\|IOResult\|ExitCode\)\>" - syn match hsMaybe "\<Nothing\>" - syn match hsExitCode "\<\(ExitSuccess\)\>" - syn match hsOrdering "\<\(GT\|LT\|EQ\)\>" -endif -if exists("hs_highlight_debug") - " Debugging functions from the standard prelude. - syn match hsDebug "\<\(undefined\|error\|trace\)\>" -endif - - -" Comments -syn match hsLineComment "---*\([^-!#$%&\*\+./<=>\?@\\^|~].*\)\?$" -syn region hsBlockComment start="{-" end="-}" contains=hsBlockComment -syn region hsPragma start="{-#" end="#-}" - -" C Preprocessor directives. Shamelessly ripped from c.vim and trimmed -" First, see whether to flag directive-like lines or not -if (!exists("hs_allow_hash_operator")) - syn match cError display "^\s*\(%:\|#\).*$" -endif -" Accept %: for # (C99) -syn region cPreCondit start="^\s*\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" end="//"me=s-1 contains=cComment,cCppString,cCommentError -syn match cPreCondit display "^\s*\(%:\|#\)\s*\(else\|endif\)\>" -syn region cCppOut start="^\s*\(%:\|#\)\s*if\s\+0\+\>" end=".\@=\|$" contains=cCppOut2 -syn region cCppOut2 contained start="0" end="^\s*\(%:\|#\)\s*\(endif\>\|else\>\|elif\>\)" contains=cCppSkip -syn region cCppSkip contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cCppSkip -syn region cIncluded display contained start=+"+ skip=+\\\\\|\\"+ end=+"+ -syn match cIncluded display contained "<[^>]*>" -syn match cInclude display "^\s*\(%:\|#\)\s*include\>\s*["<]" contains=cIncluded -syn cluster cPreProcGroup contains=cPreCondit,cIncluded,cInclude,cDefine,cCppOut,cCppOut2,cCppSkip,cCommentStartError -syn region cDefine matchgroup=cPreCondit start="^\s*\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" -syn region cPreProc matchgroup=cPreCondit start="^\s*\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend - -syn region cComment matchgroup=cCommentStart start="/\*" end="\*/" contains=cCommentStartError,cSpaceError contained -syntax match cCommentError display "\*/" contained -syntax match cCommentStartError display "/\*"me=e-1 contained -syn region cCppString start=+L\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial contained - -" Define the default highlighting. -" Only when an item doesn't have highlighting yet - -hi def link hsModule hsStructure -hi def link hsImport Include -hi def link hsImportMod hsImport -hi def link hsInfix PreProc -hi def link hsStructure Structure -hi def link hsStatement Statement -hi def link hsConditional Conditional -hi def link hsSpecialChar SpecialChar -hi def link hsTypedef Typedef -hi def link hsVarSym hsOperator -hi def link hsConSym hsOperator -hi def link hsOperator Operator -if exists("hs_highlight_delimiters") -" Some people find this highlighting distracting. -hi def link hsDelimiter Delimiter -endif -hi def link hsSpecialCharError Error -hi def link hsString String -hi def link hsCharacter Character -hi def link hsNumber Number -hi def link hsFloat Float -hi def link hsConditional Conditional -hi def link hsLiterateComment hsComment -hi def link hsBlockComment hsComment -hi def link hsLineComment hsComment -hi def link hsComment Comment -hi def link hsPragma SpecialComment -hi def link hsBoolean Boolean -hi def link hsType Type -hi def link hsMaybe hsEnumConst -hi def link hsOrdering hsEnumConst -hi def link hsEnumConst Constant -hi def link hsDebug Debug - -hi def link cCppString hsString -hi def link cCommentStart hsComment -hi def link cCommentError hsError -hi def link cCommentStartError hsError -hi def link cInclude Include -hi def link cPreProc PreProc -hi def link cDefine Macro -hi def link cIncluded hsString -hi def link cError Error -hi def link cPreCondit PreCondit -hi def link cComment Comment -hi def link cCppSkip cCppOut -hi def link cCppOut2 cCppOut -hi def link cCppOut Comment - - -let b:current_syntax = "haskell" - -" Options for vi: ts=8 sw=2 sts=2 nowrap noexpandtab ft=vim - -endif if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'haskell') == -1 " syntax highlighting for haskell |