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7
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1 " Vim syntax file
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2 " Language: Clean
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3 " Author: Pieter van Engelen <pietere@sci.kun.nl>
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4 " Co-Author: Arthur van Leeuwen <arthurvl@sci.kun.nl>
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4358
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5 " Previous Change: 2011 Dec 25 by Thilo Six
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6 " Last Change: 2013 Apr 25 by Jurriën Stutterheim
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7
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7
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8 " For version 5.x: Clear all syntax items
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9 " For version 6.x: Quit when a syntax file was already loaded
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10 if version < 600
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11 syntax clear
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12 elseif exists("b:current_syntax")
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13 finish
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14 endif
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15
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16 let s:cpo_save = &cpo
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17 set cpo&vim
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18
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19 " Some Clean-keywords
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20 syn keyword cleanConditional if case
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21 syn keyword cleanLabel let! with where in of
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22 syn keyword cleanInclude from import qualified
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23 syn keyword cleanSpecial Start
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24 syn keyword cleanKeyword infixl infixr infix
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25 syn keyword cleanBasicType Int Real Char Bool String
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26 syn keyword cleanSpecialType World ProcId Void Files File
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27 syn keyword cleanModuleSystem module implementation definition system
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28 syn keyword cleanTypeClass class instance export
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29
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30 " To do some Denotation Highlighting
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31 syn keyword cleanBoolDenot True False
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32 syn region cleanStringDenot start=+"+ end=+"+
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33 syn match cleanCharDenot "'.'"
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34 syn match cleanCharsDenot "'[^'\\]*\(\\.[^'\\]\)*'" contained
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35 syn match cleanIntegerDenot "[+-~]\=\<\(\d\+\|0[0-7]\+\|0x[0-9A-Fa-f]\+\)\>"
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36 syn match cleanRealDenot "[+-~]\=\<\d\+\.\d+\(E[+-~]\=\d+\)\="
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37
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38 " To highlight the use of lists, tuples and arrays
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39 syn region cleanList start="\[" end="\]" contains=ALL
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40 syn region cleanRecord start="{" end="}" contains=ALL
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41 syn region cleanArray start="{:" end=":}" contains=ALL
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42 syn match cleanTuple "([^=]*,[^=]*)" contains=ALL
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43
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44 " To do some Comment Highlighting
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45 syn region cleanComment start="/\*" end="\*/" contains=cleanComment
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46 syn match cleanComment "//.*"
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47
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48 " Now for some useful typedefinitionrecognition
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49 syn match cleanFuncTypeDef "\([a-zA-Z].*\|(\=[-~@#$%^?!+*<>\/|&=:]\+)\=\)[ \t]*\(infix[lr]\=\)\=[ \t]*\d\=[ \t]*::.*->.*" contains=cleanSpecial
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50
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51 " Define the default highlighting.
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52 " For version 5.7 and earlier: only when not done already
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53 " For version 5.8 and later: only when an item doesn't have highlighting yet
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54 if version >= 508 || !exists("did_clean_syntax_init")
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55 if version < 508
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56 let did_clean_syntax_init = 1
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57 command -nargs=+ HiLink hi link <args>
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58 else
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59 command -nargs=+ HiLink hi def link <args>
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60 endif
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61
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62 " Comments
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63 HiLink cleanComment Comment
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64 " Constants and denotations
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65 HiLink cleanCharsDenot String
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66 HiLink cleanStringDenot String
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67 HiLink cleanCharDenot Character
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68 HiLink cleanIntegerDenot Number
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69 HiLink cleanBoolDenot Boolean
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70 HiLink cleanRealDenot Float
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71 " Identifiers
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72 " Statements
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73 HiLink cleanTypeClass Keyword
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74 HiLink cleanConditional Conditional
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75 HiLink cleanLabel Label
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76 HiLink cleanKeyword Keyword
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77 " Generic Preprocessing
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78 HiLink cleanInclude Include
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79 HiLink cleanModuleSystem PreProc
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80 " Type
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81 HiLink cleanBasicType Type
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82 HiLink cleanSpecialType Type
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83 HiLink cleanFuncTypeDef Typedef
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84 " Special
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85 HiLink cleanSpecial Special
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86 HiLink cleanList Special
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87 HiLink cleanArray Special
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88 HiLink cleanRecord Special
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89 HiLink cleanTuple Special
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90 " Error
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91 " Todo
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92
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93 delcommand HiLink
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94 endif
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95
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96 let b:current_syntax = "clean"
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97
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98 let &cpo = s:cpo_save
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99 unlet s:cpo_save
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100 " vim: ts=4
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