xref: /vim-8.2.3635/runtime/syntax/clean.vim (revision dee2e315)
1" Vim syntax file
2" Language:		Clean
3" Author:		Pieter van Engelen <[email protected]>
4" Co-Author:	Arthur van Leeuwen <[email protected]>
5" Previous Change:	2011 Dec 25 by Thilo Six
6" Last Change:	2013 Apr 25 by Jurriën Stutterheim
7
8" For version 5.x: Clear all syntax items
9" For version 6.x: Quit when a syntax file was already loaded
10if version < 600
11  syntax clear
12elseif exists("b:current_syntax")
13  finish
14endif
15
16let s:cpo_save = &cpo
17set cpo&vim
18
19" Some Clean-keywords
20syn keyword cleanConditional if case
21syn keyword cleanLabel let! with where in of
22syn keyword cleanInclude from import qualified
23syn keyword cleanSpecial Start
24syn keyword cleanKeyword infixl infixr infix
25syn keyword cleanBasicType Int Real Char Bool String
26syn keyword cleanSpecialType World ProcId Void Files File
27syn keyword cleanModuleSystem module implementation definition system
28syn keyword cleanTypeClass class instance export
29
30" To do some Denotation Highlighting
31syn keyword cleanBoolDenot True False
32syn region  cleanStringDenot start=+"+ end=+"+
33syn match cleanCharDenot "'.'"
34syn match cleanCharsDenot "'[^'\\]*\(\\.[^'\\]\)*'" contained
35syn match cleanIntegerDenot "[+-~]\=\<\(\d\+\|0[0-7]\+\|0x[0-9A-Fa-f]\+\)\>"
36syn match cleanRealDenot "[+-~]\=\<\d\+\.\d+\(E[+-~]\=\d+\)\="
37
38" To highlight the use of lists, tuples and arrays
39syn region cleanList start="\[" end="\]" contains=ALL
40syn region cleanRecord start="{" end="}" contains=ALL
41syn region cleanArray start="{:" end=":}" contains=ALL
42syn match cleanTuple "([^=]*,[^=]*)" contains=ALL
43
44" To do some Comment Highlighting
45syn region cleanComment start="/\*"  end="\*/" contains=cleanComment
46syn match cleanComment "//.*"
47
48" Now for some useful typedefinitionrecognition
49syn match cleanFuncTypeDef "\([a-zA-Z].*\|(\=[-~@#$%^?!+*<>\/|&=:]\+)\=\)[ \t]*\(infix[lr]\=\)\=[ \t]*\d\=[ \t]*::.*->.*" contains=cleanSpecial
50
51" Define the default highlighting.
52" For version 5.7 and earlier: only when not done already
53" For version 5.8 and later: only when an item doesn't have highlighting yet
54if version >= 508 || !exists("did_clean_syntax_init")
55  if version < 508
56    let did_clean_syntax_init = 1
57    command -nargs=+ HiLink hi link <args>
58  else
59    command -nargs=+ HiLink hi def link <args>
60  endif
61
62   " Comments
63   HiLink cleanComment      Comment
64   " Constants and denotations
65   HiLink cleanCharsDenot   String
66   HiLink cleanStringDenot  String
67   HiLink cleanCharDenot    Character
68   HiLink cleanIntegerDenot Number
69   HiLink cleanBoolDenot    Boolean
70   HiLink cleanRealDenot    Float
71   " Identifiers
72   " Statements
73   HiLink cleanTypeClass    Keyword
74   HiLink cleanConditional  Conditional
75   HiLink cleanLabel		Label
76   HiLink cleanKeyword      Keyword
77   " Generic Preprocessing
78   HiLink cleanInclude      Include
79   HiLink cleanModuleSystem PreProc
80   " Type
81   HiLink cleanBasicType    Type
82   HiLink cleanSpecialType  Type
83   HiLink cleanFuncTypeDef  Typedef
84   " Special
85   HiLink cleanSpecial      Special
86   HiLink cleanList			Special
87   HiLink cleanArray		Special
88   HiLink cleanRecord		Special
89   HiLink cleanTuple		Special
90   " Error
91   " Todo
92
93  delcommand HiLink
94endif
95
96let b:current_syntax = "clean"
97
98let &cpo = s:cpo_save
99unlet s:cpo_save
100" vim: ts=4
101