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+" Vim syntax file
+" Language: Clean
+" Author: Pieter van Engelen <pietere@sci.kun.nl>
+" Co-Author: Arthur van Leeuwen <arthurvl@sci.kun.nl>
+" Last Change: Fri Sep 29 11:35:34 CEST 2000
+
+" For version 5.x: Clear all syntax items
+" For version 6.x: Quit when a syntax file was already loaded
+if version < 600
+ syntax clear
+elseif exists("b:current_syntax")
+ finish
+endif
+
+" Some Clean-keywords
+syn keyword cleanConditional if case
+syn keyword cleanLabel let! with where in of
+syn keyword cleanInclude from import
+syn keyword cleanSpecial Start
+syn keyword cleanKeyword infixl infixr infix
+syn keyword cleanBasicType Int Real Char Bool String
+syn keyword cleanSpecialType World ProcId Void Files File
+syn keyword cleanModuleSystem module implementation definition system
+syn keyword cleanTypeClass class instance export
+
+" To do some Denotation Highlighting
+syn keyword cleanBoolDenot True False
+syn region cleanStringDenot start=+"+ end=+"+
+syn match cleanCharDenot "'.'"
+syn match cleanCharsDenot "'[^'\\]*\(\\.[^'\\]\)*'" contained
+syn match cleanIntegerDenot "[+-~]\=\<\(\d\+\|0[0-7]\+\|0x[0-9A-Fa-f]\+\)\>"
+syn match cleanRealDenot "[+-~]\=\<\d\+\.\d+\(E[+-~]\=\d+\)\="
+
+" To highlight the use of lists, tuples and arrays
+syn region cleanList start="\[" end="\]" contains=ALL
+syn region cleanRecord start="{" end="}" contains=ALL
+syn region cleanArray start="{:" end=":}" contains=ALL
+syn match cleanTuple "([^=]*,[^=]*)" contains=ALL
+
+" To do some Comment Highlighting
+syn region cleanComment start="/\*" end="\*/" contains=cleanComment
+syn match cleanComment "//.*"
+
+" Now for some useful typedefinitionrecognition
+syn match cleanFuncTypeDef "\([a-zA-Z].*\|(\=[-~@#$%^?!+*<>\/|&=:]\+)\=\)[ \t]*\(infix[lr]\=\)\=[ \t]*\d\=[ \t]*::.*->.*" contains=cleanSpecial
+
+" Define the default highlighting.
+" For version 5.7 and earlier: only when not done already
+" For version 5.8 and later: only when an item doesn't have highlighting yet
+if version >= 508 || !exists("did_clean_syntax_init")
+ if version < 508
+ let did_clean_syntax_init = 1
+ command -nargs=+ HiLink hi link <args>
+ else
+ command -nargs=+ HiLink hi def link <args>
+ endif
+
+ " Comments
+ HiLink cleanComment Comment
+ " Constants and denotations
+ HiLink cleanCharsDenot String
+ HiLink cleanStringDenot String
+ HiLink cleanCharDenot Character
+ HiLink cleanIntegerDenot Number
+ HiLink cleanBoolDenot Boolean
+ HiLink cleanRealDenot Float
+ " Identifiers
+ " Statements
+ HiLink cleanTypeClass Keyword
+ HiLink cleanConditional Conditional
+ HiLink cleanLabel Label
+ HiLink cleanKeyword Keyword
+ " Generic Preprocessing
+ HiLink cleanInclude Include
+ HiLink cleanModuleSystem PreProc
+ " Type
+ HiLink cleanBasicType Type
+ HiLink cleanSpecialType Type
+ HiLink cleanFuncTypeDef Typedef
+ " Special
+ HiLink cleanSpecial Special
+ HiLink cleanList Special
+ HiLink cleanArray Special
+ HiLink cleanRecord Special
+ HiLink cleanTuple Special
+ " Error
+ " Todo
+
+ delcommand HiLink
+endif
+
+let b:current_syntax = "clean"
+
+" vim: ts=4