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" Vim syntax file
" Copy to ~/.vim/syntax/ and enable with :set filetype=elan
" Language: ELAN
" Maintainer: Lars-Dominik Braun <lars+eumel@6xq.net>
" Latest Revision: 2017-02-26
if exists("b:current_syntax")
finish
endif
syn keyword elanStatement PROC ENDPROC OP PACKET LEAVE WITH END LET DEFINES
syn keyword elanConditional IF ELSE FI THEN SELECT OF ELIF
syn keyword elanRepeat FOR FROM UPTO REP PER WHILE UNTIL
syn keyword elanBoolean TRUE FALSE
syn keyword elanType DATASPACE INT TEXT BOOL THESAURUS FILE REAL
syn match elanOperator ":="
syn match elanOperator "::"
syn match elanOperator "\*"
syn match elanOperator "<>"
syn keyword elanOperator AND OR CAND COR NOT XOR
syn keyword elanOperator DIV MUL ISUB INCR DECR MOD SUB LENGTH CAT LIKE CONTAINS
syn keyword elanStorageClass VAR CONST BOUND ROW
syn keyword elanStructure STRUCT TYPE
syn keyword elanLabel CASE OTHERWISE
syn match elanNumber "-\=\<\d\+\>"
syn match elanFloat "\d\+\.\d\+"
syn region elanComment start=+(\*+ end=+\*)+
" XXX: tried to fix strings containing numbers that are not escapes, like "2",
syn region elanString start=+"+rs=s+1 end=+"+re=e-1 contains=elanStringEscape
"syn match elanStringEscape contained +"[0-9]\+"+
hi def link elanBoolean Boolean
hi def link elanConditional Conditional
hi def link elanRepeat Repeat
hi def link elanType Type
hi def link elanComment Comment
hi def link elanOperator Operator
hi def link elanString String
hi def link elanStringEscape Special
hi def link elanStorageClass StorageClass
hi def link elanStructure Structure
hi def link elanLabel Label
hi def link elanStatement Statement
hi def link elanNumber Number
hi def link elanFloat Float
let b:current_syntax = "elan"
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