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1 " Vim syntax file
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2 " Language: MEL (Maya Extension Language)
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3 " Maintainer: Robert Minsk <egbert@centropolisfx.com>
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4 " Last Change: May 27 1999
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5 " Based on: Bram Moolenaar <Bram@vim.org> C syntax file
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6
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7 " For version 5.x: Clear all syntax items
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8 " For version 6.x: Quit when a syntax file was already loaded
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9 if version < 600
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10 syntax clear
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11 elseif exists("b:current_syntax")
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12 finish
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13 endif
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14
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15 " when wanted, highlight trailing white space and spaces before tabs
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16 if exists("mel_space_errors")
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17 sy match melSpaceError "\s\+$"
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18 sy match melSpaceError " \+\t"me=e-1
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19 endif
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20
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21 " A bunch of usefull MEL keyworks
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22 sy keyword melBoolean true false yes no on off
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23
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24 sy keyword melFunction proc
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25 sy match melIdentifier "\$\(\a\|_\)\w*"
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26
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27 sy keyword melStatement break continue return
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28 sy keyword melConditional if else switch
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29 sy keyword melRepeat while for do in
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30 sy keyword melLabel case default
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31 sy keyword melOperator size eval env exists whatIs
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32 sy keyword melKeyword alias
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33 sy keyword melException catch error warning
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34
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35 sy keyword melInclude source
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36
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37 sy keyword melType int float string vector matrix
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38 sy keyword melStorageClass global
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39
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40 sy keyword melDebug trace
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41
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42 sy keyword melTodo contained TODO FIXME XXX
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43
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44 " MEL data types
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45 sy match melCharSpecial contained "\\[ntr\\"]"
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46 sy match melCharError contained "\\[^ntr\\"]"
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47
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48 sy region melString start=+"+ skip=+\\"+ end=+"+ contains=melCharSpecial,melCharError
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49
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50 sy case ignore
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51 sy match melInteger "\<\d\+\(e[-+]\=\d\+\)\=\>"
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52 sy match melFloat "\<\d\+\(e[-+]\=\d\+\)\=f\>"
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53 sy match melFloat "\<\d\+\.\d*\(e[-+]\=\d\+\)\=f\=\>"
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54 sy match melFloat "\.\d\+\(e[-+]\=\d\+\)\=f\=\>"
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55 sy case match
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56
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57 sy match melCommaSemi contained "[,;]"
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58 sy region melMatrixVector start=/<</ end=/>>/ contains=melInteger,melFloat,melIdentifier,melCommaSemi
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59
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60 sy cluster melGroup contains=melFunction,melStatement,melConditional,melLabel,melKeyword,melStorageClass,melTODO,melCharSpecial,melCharError,melCommaSemi
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61
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62 " catch errors caused by wrong parenthesis
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63 sy region melParen transparent start='(' end=')' contains=ALLBUT,@melGroup,melParenError,melInParen
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64 sy match melParenError ")"
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65 sy match melInParen contained "[{}]"
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66
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67 " comments
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68 sy region melComment start="/\*" end="\*/" contains=melTodo,melSpaceError
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69 sy match melComment "//.*" contains=melTodo,melSpaceError
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70 sy match melCommentError "\*/"
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71
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72 sy region melQuestionColon matchgroup=melConditional transparent start='?' end=':' contains=ALLBUT,@melGroup
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73
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74 if !exists("mel_minlines")
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75 let mel_minlines=15
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76 endif
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77 exec "sy sync ccomment melComment minlines=" . mel_minlines
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78
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79 " Define the default highlighting.
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80 " For version 5.7 and earlier: only when not done already
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81 " For version 5.8 and later: only when an item doesn't have highlighting yet
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82 if version >= 508 || !exists("did_mel_syntax_inits")
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83 if version < 508
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84 let did_mel_syntax_inits = 1
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85 command -nargs=+ HiLink hi link <args>
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86 else
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87 command -nargs=+ HiLink hi def link <args>
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88 endif
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89
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90 HiLink melBoolean Boolean
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91 HiLink melFunction Function
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92 HiLink melIdentifier Identifier
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93 HiLink melStatement Statement
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94 HiLink melConditional Conditional
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95 HiLink melRepeat Repeat
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96 HiLink melLabel Label
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97 HiLink melOperator Operator
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98 HiLink melKeyword Keyword
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99 HiLink melException Exception
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100 HiLink melInclude Include
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101 HiLink melType Type
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102 HiLink melStorageClass StorageClass
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103 HiLink melDebug Debug
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104 HiLink melTodo Todo
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105 HiLink melCharSpecial SpecialChar
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106 HiLink melString String
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107 HiLink melInteger Number
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108 HiLink melFloat Float
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109 HiLink melMatrixVector Float
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110 HiLink melComment Comment
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111 HiLink melError Error
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112 HiLink melSpaceError melError
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113 HiLink melCharError melError
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114 HiLink melParenError melError
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115 HiLink melInParen melError
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116 HiLink melCommentError melError
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117
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118 delcommand HiLink
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119 endif
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120
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121 let b:current_syntax = "mel"
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