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" Vim syntax file
" Language: Objective C
" Maintainer: Kazunobu Kuriyama <>
" Ex-maintainer: Anthony Hodsdon <>
" First Author: Valentino Kyriakides <>
" Last Change: 2012 Apr 30
" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
if version < 600
syntax clear
elseif exists("b:current_syntax")
let s:keepcpo= &cpo
set cpo&vim
if &filetype != 'objcpp'
" Read the C syntax to start with
if version < 600
source <sfile>:p:h/c.vim
runtime! syntax/c.vim
" Objective C extentions follow below
" NOTE: Objective C is abbreviated to ObjC/objc
" and uses *.h, *.m as file extensions!
" ObjC keywords, types, type qualifiers etc.
syn keyword objcStatement self super _cmd
syn keyword objcType id Class SEL IMP BOOL
syn keyword objcTypeModifier bycopy in out inout oneway
syn keyword objcConstant nil Nil
" Match the ObjC #import directive (like C's #include)
syn region objcImported display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
syn match objcImported display contained "<[-_0-9a-zA-Z.\/]*>"
syn match objcImport display "^\s*\(%:\|#\)\s*import\>\s*["<]" contains=objcImported
" Match the important ObjC directives
syn match objcScopeDecl "@public\|@private\|@protected"
syn match objcDirective "@interface\|@implementation"
syn match objcDirective "@class\|@end\|@defs"
syn match objcDirective "@encode\|@protocol\|@selector"
syn match objcDirective "@try\|@catch\|@finally\|@throw\|@synchronized"
" Match the ObjC method types
" NOTE: here I match only the indicators, this looks
" much nicer and reduces cluttering color highlightings.
" However, if you prefer full method declaration matching
" append .* at the end of the next two patterns!
syn match objcInstMethod "^\s*-\s*"
syn match objcFactMethod "^\s*+\s*"
" To distinguish from a header inclusion from a protocol list.
syn match objcProtocol display "<[_a-zA-Z][_a-zA-Z0-9]*>" contains=objcType,cType,Type
" To distinguish labels from the keyword for a method's parameter.
syn region objcKeyForMethodParam display
\ start="^\s*[_a-zA-Z][_a-zA-Z0-9]*\s*:\s*("
\ end=")\s*[_a-zA-Z][_a-zA-Z0-9]*"
\ contains=objcType,objcTypeModifier,cType,cStructure,cStorageClass,Type
" Objective-C Constant Strings
syn match objcSpecial display "%@" contained
syn region objcString start=+\(@"\|"\)+ skip=+\\\\\|\\"+ end=+"+ contains=cFormat,cSpecial,objcSpecial
" Objective-C Message Expressions
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
syn cluster cParenGroup add=objcMessage
syn cluster cPreProcGroup add=objcMessage
" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_objc_syntax_inits")
if version < 508
let did_objc_syntax_inits = 1
command -nargs=+ HiLink hi link <args>
command -nargs=+ HiLink hi def link <args>
HiLink objcImport Include
HiLink objcImported cString
HiLink objcTypeModifier objcType
HiLink objcType Type
HiLink objcScopeDecl Statement
HiLink objcInstMethod Function
HiLink objcFactMethod Function
HiLink objcStatement Statement
HiLink objcDirective Statement
HiLink objcKeyForMethodParam None
HiLink objcString cString
HiLink objcSpecial Special
HiLink objcProtocol None
HiLink objcConstant cConstant
delcommand HiLink
let b:current_syntax = "objc"
let &cpo = s:keepcpo
unlet s:keepcpo
" vim: ts=8
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