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1 " Vim syntax file
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2 " Language: Objective C
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3 " Maintainer: Kazunobu Kuriyama <kazunobu.kuriyama@nifty.com>
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4 " Ex-maintainer: Anthony Hodsdon <ahodsdon@fastmail.fm>
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5 " First Author: Valentino Kyriakides <1kyriaki@informatik.uni-hamburg.de>
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6 " Last Change: 2004 May 20
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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 if &filetype != 'objcpp'
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17 " Read the C syntax to start with
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18 if version < 600
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19 source <sfile>:p:h/c.vim
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20 else
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21 runtime! syntax/c.vim
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22 endif
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23 endif
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24
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25 " Objective C extentions follow below
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26 "
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27 " NOTE: Objective C is abbreviated to ObjC/objc
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28 " and uses *.h, *.m as file extensions!
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29
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30
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31 " ObjC keywords, types, type qualifiers etc.
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32 syn keyword objcStatement self super _cmd
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33 syn keyword objcType id Class SEL IMP BOOL nil Nil
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34 syn keyword objcTypeModifier bycopy in out inout oneway
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35
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36 " Match the ObjC #import directive (like C's #include)
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37 syn region objcImported display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
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38 syn match objcImported display contained "<[_0-9a-zA-Z.\/]*>"
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39 syn match objcImport display "^\s*\(%:\|#\)\s*import\>\s*["<]" contains=objcImported
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40
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41 " Match the important ObjC directives
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42 syn match objcScopeDecl "@public\|@private\|@protected"
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43 syn match objcDirective "@interface\|@implementation"
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44 syn match objcDirective "@class\|@end\|@defs"
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45 syn match objcDirective "@encode\|@protocol\|@selector"
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46
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47 " Match the ObjC method types
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48 "
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49 " NOTE: here I match only the indicators, this looks
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50 " much nicer and reduces cluttering color highlightings.
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51 " However, if you prefer full method declaration matching
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52 " append .* at the end of the next two patterns!
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53 "
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54 syn match objcInstMethod "^\s*-\s*"
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55 syn match objcFactMethod "^\s*+\s*"
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56
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57 " To distinguish from a header inclusion from a protocol list.
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58 syn match objcProtocol display "<[_a-zA-Z][_a-zA-Z0-9]*>" contains=objcType,cType,Type
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59
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60
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61 " To distinguish labels from the keyword for a method's parameter.
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62 syn region objcKeyForMethodParam display
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63 \ start="^\s*[_a-zA-Z][_a-zA-Z0-9]*\s*:\s*("
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64 \ end=")\s*[_a-zA-Z][_a-zA-Z0-9]*"
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65 \ contains=objcType,objcTypeModifier,cType,cStructure,cStorageClass,Type
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66
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67 " Objective-C Constant Strings
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68 syn match objcSpecial display "%@" contained
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69 syn region objcString start=+\(@"\|"\)+ skip=+\\\\\|\\"+ end=+"+ contains=cFormat,cSpecial,objcSpecial
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70
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71 " Objective-C Message Expressions
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72 syn region objcMessage display start="\[" end="\]" contains=objcMessage,objcStatement,objcType,objcTypeModifier,objcString,objcConstant,objcDirective,cType,cStructure,cStorageClass,cString,cCharacter,cSpecialCharacter,cNumbers,cConstant,cOperator,cComment,cCommentL,Type
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73
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74 syn cluster cParenGroup add=objcMessage
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75 syn cluster cPreProcGroup add=objcMessage
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76
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77 " Define the default highlighting.
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78 " For version 5.7 and earlier: only when not done already
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79 " For version 5.8 and later: only when an item doesn't have highlighting yet
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80 if version >= 508 || !exists("did_objc_syntax_inits")
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81 if version < 508
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82 let did_objc_syntax_inits = 1
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83 command -nargs=+ HiLink hi link <args>
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84 else
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85 command -nargs=+ HiLink hi def link <args>
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86 endif
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87
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88 HiLink objcImport Include
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89 HiLink objcImported cString
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90 HiLink objcTypeModifier objcType
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91 HiLink objcType Type
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92 HiLink objcScopeDecl Statement
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93 HiLink objcInstMethod Function
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94 HiLink objcFactMethod Function
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95 HiLink objcStatement Statement
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96 HiLink objcDirective Statement
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97 HiLink objcKeyForMethodParam None
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98 HiLink objcString cString
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99 HiLink objcSpecial Special
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100 HiLink objcProtocol None
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101
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102 delcommand HiLink
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103 endif
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104
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105 let b:current_syntax = "objc"
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106
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107 " vim: ts=8
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