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1 " Vim syntax file
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2 " Language: TADS
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3 " Maintainer: Amir Karger <karger@post.harvard.edu>
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4 " $Date$
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5 " $Revision$
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6 " Stolen from: Bram Moolenaar's C language file
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7 " Newest version at: http://www.hec.utah.edu/~karger/vim/syntax/tads.vim
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8 " History info at the bottom of the file
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9
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10 " TODO lots more keywords
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11 " global, self, etc. are special *objects*, not functions. They should
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12 " probably be a different color than the special functions
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13 " Actually, should cvtstr etc. be functions?! (change tadsFunction)
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14 " Make global etc. into Identifiers, since we don't have regular variables?
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15
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16 " For version 5.x: Clear all syntax items
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17 " For version 6.x: Quit when a syntax file was already loaded
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18 if version < 600
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19 syntax clear
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20 elseif exists("b:current_syntax")
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21 finish
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22 endif
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23
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24 " A bunch of useful keywords
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25 syn keyword tadsStatement goto break return continue pass
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26 syn keyword tadsLabel case default
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27 syn keyword tadsConditional if else switch
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28 syn keyword tadsRepeat while for do
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29 syn keyword tadsStorageClass local compoundWord formatstring specialWords
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30 syn keyword tadsBoolean nil true
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31
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32 " TADS keywords
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33 syn keyword tadsKeyword replace modify
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34 syn keyword tadsKeyword global self inherited
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35 " builtin functions
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36 syn keyword tadsKeyword cvtstr cvtnum caps lower upper substr
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37 syn keyword tadsKeyword say length
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38 syn keyword tadsKeyword setit setscore
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39 syn keyword tadsKeyword datatype proptype
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40 syn keyword tadsKeyword car cdr
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41 syn keyword tadsKeyword defined isclass
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42 syn keyword tadsKeyword find firstobj nextobj
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43 syn keyword tadsKeyword getarg argcount
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44 syn keyword tadsKeyword input yorn askfile
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45 syn keyword tadsKeyword rand randomize
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46 syn keyword tadsKeyword restart restore quit save undo
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47 syn keyword tadsException abort exit exitobj
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48
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49 syn keyword tadsTodo contained TODO FIXME XXX
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50
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51 " String and Character constants
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52 " Highlight special characters (those which have a backslash) differently
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53 syn match tadsSpecial contained "\\."
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54 syn region tadsDoubleString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=tadsSpecial,tadsEmbedded
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55 syn region tadsSingleString start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=tadsSpecial
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56 " Embedded expressions in strings
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57 syn region tadsEmbedded contained start="<<" end=">>" contains=tadsKeyword
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58
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59 " TADS doesn't have \xxx, right?
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60 "syn match cSpecial contained "\\[0-7][0-7][0-7]\=\|\\."
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61 "syn match cSpecialCharacter "'\\[0-7][0-7]'"
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62 "syn match cSpecialCharacter "'\\[0-7][0-7][0-7]'"
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63
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64 "catch errors caused by wrong parenthesis
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65 "syn region cParen transparent start='(' end=')' contains=ALLBUT,cParenError,cIncluded,cSpecial,cTodo,cUserCont,cUserLabel
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66 "syn match cParenError ")"
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67 "syn match cInParen contained "[{}]"
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68 syn region tadsBrace transparent start='{' end='}' contains=ALLBUT,tadsBraceError,tadsIncluded,tadsSpecial,tadsTodo
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69 syn match tadsBraceError "}"
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70
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71 "integer number (TADS has no floating point numbers)
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72 syn case ignore
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73 syn match tadsNumber "\<[0-9]\+\>"
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74 "hex number
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75 syn match tadsNumber "\<0x[0-9a-f]\+\>"
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76 syn match tadsIdentifier "\<[a-z][a-z0-9_$]*\>"
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77 syn case match
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78 " flag an octal number with wrong digits
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79 syn match tadsOctalError "\<0[0-7]*[89]"
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80
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81 " Removed complicated c_comment_strings
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82 syn region tadsComment start="/\*" end="\*/" contains=tadsTodo
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83 syn match tadsComment "//.*" contains=tadsTodo
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84 syntax match tadsCommentError "\*/"
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85
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86 syn region tadsPreCondit start="^\s*#\s*\(if\>\|ifdef\>\|ifndef\>\|elif\>\|else\>\|endif\>\)" skip="\\$" end="$" contains=tadsComment,tadsString,tadsNumber,tadsCommentError
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87 syn region tadsIncluded contained start=+"+ skip=+\\\\\|\\"+ end=+"+
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88 syn match tadsIncluded contained "<[^>]*>"
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89 syn match tadsInclude "^\s*#\s*include\>\s*["<]" contains=tadsIncluded
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90 syn region tadsDefine start="^\s*#\s*\(define\>\|undef\>\)" skip="\\$" end="$" contains=ALLBUT,tadsPreCondit,tadsIncluded,tadsInclude,tadsDefine,tadsInBrace,tadsIdentifier
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91
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92 syn region tadsPreProc start="^\s*#\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" contains=ALLBUT,tadsPreCondit,tadsIncluded,tadsInclude,tadsDefine,tadsInParen,tadsIdentifier
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93
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94 " Highlight User Labels
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95 " TODO labels for gotos?
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96 "syn region cMulti transparent start='?' end=':' contains=ALLBUT,cIncluded,cSpecial,cTodo,cUserCont,cUserLabel,cBitField
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97 " Avoid matching foo::bar() in C++ by requiring that the next char is not ':'
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98 "syn match cUserCont "^\s*\I\i*\s*:$" contains=cUserLabel
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99 "syn match cUserCont ";\s*\I\i*\s*:$" contains=cUserLabel
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100 "syn match cUserCont "^\s*\I\i*\s*:[^:]" contains=cUserLabel
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101 "syn match cUserCont ";\s*\I\i*\s*:[^:]" contains=cUserLabel
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102
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103 "syn match cUserLabel "\I\i*" contained
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104
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105 " identifier: class-name [, class-name [...]] [property-list] ;
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106 " Don't highlight comment in class def
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107 syn match tadsClassDef "\<class\>[^/]*" contains=tadsObjectDef,tadsClass
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108 syn match tadsClass contained "\<class\>"
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109 syn match tadsObjectDef "\<[a-zA-Z][a-zA-Z0-9_$]*\s*:\s*[a-zA-Z0-9_$]\+\(\s*,\s*[a-zA-Z][a-zA-Z0-9_$]*\)*\(\s*;\)\="
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110 syn keyword tadsFunction contained function
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111 syn match tadsFunctionDef "\<[a-zA-Z][a-zA-Z0-9_$]*\s*:\s*function[^{]*" contains=tadsFunction
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112 "syn region tadsObject transparent start = '[a-zA-Z][\i$]\s*:\s*' end=";" contains=tadsBrace,tadsObjectDef
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113
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114 " How far back do we go to find matching groups
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115 if !exists("tads_minlines")
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116 let tads_minlines = 15
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117 endif
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118 exec "syn sync ccomment tadsComment minlines=" . tads_minlines
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119 if !exists("tads_sync_dist")
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120 let tads_sync_dist = 100
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121 endif
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122 execute "syn sync maxlines=" . tads_sync_dist
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123
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124 " Define the default highlighting.
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125 " For version 5.7 and earlier: only when not done already
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126 " For version 5.8 and later: only when an item doesn't have highlighting yet
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127 if version >= 508 || !exists("did_tads_syn_inits")
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128 if version < 508
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129 let did_tads_syn_inits = 1
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130 command -nargs=+ HiLink hi link <args>
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131 else
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132 command -nargs=+ HiLink hi def link <args>
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133 endif
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134
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135 " The default methods for highlighting. Can be overridden later
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136 HiLink tadsFunctionDef Function
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137 HiLink tadsFunction Structure
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138 HiLink tadsClass Structure
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139 HiLink tadsClassDef Identifier
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140 HiLink tadsObjectDef Identifier
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141 " no highlight for tadsEmbedded, so it prints as normal text w/in the string
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142
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143 HiLink tadsOperator Operator
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144 HiLink tadsStructure Structure
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145 HiLink tadsTodo Todo
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146 HiLink tadsLabel Label
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147 HiLink tadsConditional Conditional
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148 HiLink tadsRepeat Repeat
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149 HiLink tadsException Exception
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150 HiLink tadsStatement Statement
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151 HiLink tadsStorageClass StorageClass
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152 HiLink tadsKeyWord Keyword
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153 HiLink tadsSpecial SpecialChar
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154 HiLink tadsNumber Number
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155 HiLink tadsBoolean Boolean
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156 HiLink tadsDoubleString tadsString
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157 HiLink tadsSingleString tadsString
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158
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159 HiLink tadsOctalError tadsError
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160 HiLink tadsCommentError tadsError
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161 HiLink tadsBraceError tadsError
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162 HiLink tadsInBrace tadsError
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163 HiLink tadsError Error
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164
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165 HiLink tadsInclude Include
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166 HiLink tadsPreProc PreProc
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167 HiLink tadsDefine Macro
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168 HiLink tadsIncluded tadsString
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169 HiLink tadsPreCondit PreCondit
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170
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171 HiLink tadsString String
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172 HiLink tadsComment Comment
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173
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174 delcommand HiLink
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175 endif
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176
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177
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178 let b:current_syntax = "tads"
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179
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180 " Changes:
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181 " 11/18/99 Added a bunch of TADS functions, tadsException
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182 " 10/22/99 Misspelled Moolenaar (sorry!), c_minlines to tads_minlines
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183 "
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184 " vim: ts=8
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