1 files changed, 97 insertions, 0 deletions
diff --git a/colm.vim b/colm.vim
new file mode 100644
index 0000000..ee59d89
--- /dev/null
+++ b/colm.vim
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+" Vim syntax file
+"
+" Language: Colm
+" Author: Adrian Thurston
+
+syntax clear
+
+"
+" Regular Language Types
+"
+
+" Identifiers
+syntax match rlId "[a-zA-Z_][a-zA-Z_0-9]*" contained
+
+" Literals
+syntax match rlLiteral "'\(\\.\|[^'\\]\)*'[i]*" contained
+syntax match rlLiteral "\"\(\\.\|[^\"\\]\)*\"[i]*" contained
+syntax match rlLiteral "\[\(\\.\|[^\]\\]\)*\]" contained
+
+" Numbers
+syntax match rlNumber "[0-9][0-9]*" contained
+syntax match rlNumber "0x[0-9a-fA-F][0-9a-fA-F]*" contained
+
+" Operators
+syntax match rlOtherOps ":>" contained
+syntax match rlOtherOps ":>>" contained
+syntax match rlOtherOps "<:" contained
+
+syntax cluster rlTypes contains=rlId,rlLiteral,rlNumber,rlOtherOps
+syntax region rlTypeRegion matchgroup=regionDelimiter start="/" end="/"
+	\ contains=@rlTypes
+
+syntax region cflTypeRegion matchgroup=regionDelimiter start="\[" end="\]"
+	\ contains=cflTypeRegion,patRegion,otLit,typeKeywords,varCapture,qual
+syntax region patRegion matchgroup=String start="\"" end="\"" end="\n"
+	\ contains=char,cflTypeRegion
+
+syntax match char "[^\"\[]" contained
+syntax match char "\\." contained
+
+syntax match otLit "\~.*$"
+syntax match otLit "'\(\\.\|[^'\\]\)*\('[i]*\)\?"
+syntax match otLit "`[^ \t\r\]]\+"
+syntax match otLit "`\]"
+
+"
+" Other stuff
+"
+
+syntax match tlComment "#.*$"
+syntax match tlIdentifier "[a-zA-Z_][a-zA-Z_0-9]*"
+syntax match tlNumber "[0-9][0-9]*"
+syntax match tlNumber "nil"
+syntax match tlNumber "true"
+syntax match tlNumber "false"
+
+syntax keyword Type
+	\ commit include literal iter
+	\ namespace lex reducefirst global include export
+	\ construct cons parse parse_stop match require send
+	\ preeof left right nonassoc prec context alias
+	\ end
+
+syntax keyword typeKeywords
+	\ int str bool any ref ptr void
+
+syntax keyword Keyword
+	\ reject else elsif return yield for while if
+	\ typeid in break 
+	\ new deref ni cast
+
+syntax match tokenName "[a-zA-Z_][a-zA-Z_0-9]*" contained
+syntax match varCapture "[a-zA-Z_][a-zA-Z_0-9]*:" 
+syntax match qual "[a-zA-Z_][a-zA-Z_0-9]*::" 
+
+syntax region defTypes matchgroup=defKeywords
+	\ start="\<rl\>" start="\<def\>" start="\<token\>" start="\<ignore\>"
+	\ matchgroup=Function end="[a-zA-Z_][a-zA-Z0-9_]*" end="/"me=e-1
+
+syntax sync match colmSyncPat grouphere NONE "([{}]|\<token\>|\<ignore\>|\<def\>)"
+
+"
+" Specifying Groups
+"
+hi link tlComment Comment
+hi link tlNumber Number
+hi link otLit String
+hi link rlNumber Number
+hi link rlLiteral String
+hi link defKeywords Type
+hi link typeKeywords Type
+hi link regionDelimiter Type
+hi link char String
+hi link tokenName Function
+hi link varCapture Identifier
+ 
+let b:current_syntax = "colm"