Initial class construction

Git/usr/share/vim/vim81/syntax/antlr.vim

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+" Vim syntax file
+" Antlr:	ANTLR, Another Tool For Language Recognition <www.antlr.org>
+" Maintainer:	Mathieu Clabaut <mathieu.clabaut@free.fr>
+" LastChange:	02 May 2001
+" Original:	Comes from JavaCC.vim
+
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
+   finish
+endif
+
+" This syntac file is a first attempt. It is far from perfect...
+
+" Uses java.vim, and adds a few special things for JavaCC Parser files.
+" Those files usually have the extension  *.jj
+
+" source the java.vim file
+runtime! syntax/java.vim
+unlet b:current_syntax
+
+"remove catching errors caused by wrong parenthesis (does not work in antlr
+"files) (first define them in case they have not been defined in java)
+syn match	javaParen "--"
+syn match	javaParenError "--"
+syn match	javaInParen "--"
+syn match	javaError2 "--"
+syn clear	javaParen
+syn clear	javaParenError
+syn clear	javaInParen
+syn clear	javaError2
+
+" remove function definitions (they look different) (first define in
+" in case it was not defined in java.vim)
+"syn match javaFuncDef "--"
+"syn clear javaFuncDef
+"syn match javaFuncDef "[a-zA-Z][a-zA-Z0-9_. \[\]]*([^-+*/()]*)[ \t]*:" contains=javaType
+" syn region javaFuncDef start=+t[a-zA-Z][a-zA-Z0-9_. \[\]]*([^-+*/()]*,[ 	]*+ end=+)[ \t]*:+
+
+syn keyword antlrPackages options language buildAST
+syn match antlrPackages "PARSER_END([^)]*)"
+syn match antlrPackages "PARSER_BEGIN([^)]*)"
+syn match antlrSpecToken "<EOF>"
+" the dot is necessary as otherwise it will be matched as a keyword.
+syn match antlrSpecToken ".LOOKAHEAD("ms=s+1,me=e-1
+syn match antlrSep "[|:]\|\.\."
+syn keyword antlrActionToken TOKEN SKIP MORE SPECIAL_TOKEN
+syn keyword antlrError DEBUG IGNORE_IN_BNF
+
+hi def link antlrSep Statement
+hi def link antlrPackages Statement
+
+let b:current_syntax = "antlr"
+
+" vim: ts=8