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haskell.jsf.in    436 lines (364 with data), 8.5 kB

# JOE syntax highlight file for Haskell

# Define colors
#
# bold inverse blink dim underline
# white cyan magenta blue yellow green red black
# bg_white bg_cyan bg_magenta bg_blue bg_yellow bg_green bg_red bg_black

# not too colorfull to not distract user
=Idle
=Special bold
=ConId bold yellow
=ModId
=VarId
=VarSym
=ReservedId bold
=Comment green
=Pragma bold green
=Error bg_red black
=FloatNumber bold cyan
=DecNumber bold cyan
=HexNumber cyan
=OctNumber cyan
=CharLit cyan
=StringLit cyan
=StringGap bg_cyan black
=EscapedChar bold cyan

:reset Idle
	*		reset		
	"a-z_"		varid		buffer recolor=-1
	"A-Z"		conormodid	mark recolor=-1
	":"		consym		buffer recolor=-1
	"!#$%&*+./<=>?@\\^|~" varsym	buffer recolor=-1
	"-"		dashorvarsym	mark buffer recolor=-1
	"(),;[]`}"	special		recolor=-1
	"{"		specialorncomment recolor=-1
	"0-9"		integerstart	mark noeat
	"\'"		charlit		recolor=-1
	"\""		strlit		recolor=-1
	
:special Special
	*		reset		noeat
	
:specialorncomment Special
	*		reset		noeat
	"-"		ncommentstart	recolor=-2
	
:ncommentstart Comment
	*		reset		noeat call=.comment()
	"#"		pragma		recolor=-3

.subr comment

:ncomment Comment
	*		ncomment
	"-"		ncommentmaybeend
	"{"		ncommentmaybenest

:ncommentmaybeend Comment
	*		ncomment	noeat
	"}"		ncomment	return

:ncommentmaybenest Comment
	*		ncomment	noeat
	"-"		ncomment	call=.comment()

.end

:pragma Pragma
	*		pragma
	"#"		pragmamaybeend1
	"-"		pragmamaybebadend

:pragmamaybeend1 Pragma
	*		pragma		noeat
	"-"		pragmamaybeend2
	
:pragmamaybeend2 Pragma
	*		pragma		noeat
	"}"		reset
	
:pragmamaybebadend Error
	*		pragma		noeat
	"}"		errorstate	recolor=-2
	
:errorstate Error
	*		reset

:conormodid ConId
	*		reset		noeat
	"."		probablymodid	recolor=-1
	"a-zA-Z0-9'_"	conormodid
	
# give it color varid to color the dot in case it is *not* a modid in the
# right color
:probablymodid VarSym
	*		ismodid		noeat recolormark recolor=-1
	" \t\r\n\v\f"	reset
	
:ismodid ModId
	*		reset		noeat

:varid VarId
	*		reset		noeat strings
	"case"		reservedid
	"class"		reservedid
	"data"		reservedid
	"default"	reservedid
	"deriving"	reservedid
	"do"		reservedid
	"else"		reservedid
	"if"		reservedid
	"import"	reservedid
	"infix"		reservedid
	"infixl"	reservedid
	"infixr"	reservedid
	"instance"	reservedid
	"let"		reservedid
	"module"	reservedid
	"newtype"	reservedid
	"of"		reservedid
	"then"		reservedid
	"type"		reservedid
	"where"		reservedid
	"_"		reservedid
done
	"a-zA-Z0-9_'"	varid

:reservedid ReservedId
	*		reset		noeat


:consym ConId
	*		reset		noeat strings
	":"		reservedid
	"::"		reservedid
done
	"-!#$%&*+./<=>?@\\^|~:" consym

:varsym VarSym
	*		reset		noeat strings
	".."		reservedid
	"="		reservedid
	"\\"		reservedid
	"|"		reservedid
	"<-"		reservedid
	"->"		reservedid
	"@"		reservedid
	"~"		reservedid
done
	"-!#$%&*+./<=>?@\\^|~:" varsym

:dashorvarsym VarSym
	*		varsym		noeat
	"-"		dashdash	hold
	
:dashdash VarSym
	*		linecomment	recolormark noeat
	"!#$%&*+./<=>?@\\^|~:" varsym
	"-" 		dashdash
	
:linecomment Comment
	*		linecomment
	"\n"		reset

:integerstart DecNumber
	*		decnum
	"0"		intdispatch

:decnum DecNumber
	*		reset		noeat
	"."		floatmaybemant
	"e"		floatexponentstart
	"0-9"		decnum
	
:intdispatch DecNumber
	*		decnum		noeat
	"oO"		octstart
	"xX"		hexstart

# Catch "0o " which is "integer 0" "symbol o" "whitespace"
# and "0oo" which is "integer 0" "symbol oo"
:octstart OctNumber
	*		varid		noeat recolor=-2
	"0-7"		octint		recolor=-3

# Catch "0o08" which is "(octal) integer 0" "integer 8"
:octint OctNumber
	*		reset		noeat
	"0-7"		octint

:hexstart HexNumber
	*		varid		noeat recolor=-2
	"0-9a-fA-F"	hexint		recolor=-3

:hexint HexNumber
	*		reset		noeat
	"0-9a-fA-F"	hexint

# default jumps to varsym because the dot that sent us here is the first
# char of a symbol.
:floatmaybemant FloatNumber
	*		varsym		noeat recolor=-2
	"0-9"		floatmantissa	recolormark

:floatmantissa FloatNumber
	*		reset		noeat
	"0-9"		floatmantissa
	"eE"		floatexponentstart

# after an 'e'
# default jump is for identifiers starting with e directly pasted to a
# number
# recolormark is needed in the case we got here from decnum
:floatexponentstart FloatNumber
	*		varid		noeat recolor=-2
	"+-"		floatexponentstart2
	"0-9"		floatexponent	recolormark

# in case of non-digit:
# the e is a one-char-identifier, the + or - is the start of a symbol
:floatexponentstart2 FloatNumber
	*		unrollfloat	noeat recolor=-3
	"0-9"		floatexponent	recolormark

:floatexponent FloatNumber
	*		reset		noeat
	"0-9"		floatexponent

# the error is just for testing...
:unrollfloat VarId
	*		varsym		noeat recolor=-2

:charlit CharLit
	*		charlitend
	"\n"		errorstate	noeat recolor=-2
	"\'"		errorstate	noeat recolor=-2
	"\\"		escape_charlit	mark recolor=-1

:charlitend CharLit
	*		charliterror	noeat
	"\'"		reset

:escape_charlit EscapedChar
	*		charliterror	recolor=-2
	"0-9"		escdecchar
	"o"		escoctcharstart
	"x"		eschexcharstart
	"abfnrtv\\\"\'"	charlitend
	"A-Z"		escasciichar	buffer
	"^"		escasciictrlchar

:escoctcharstart EscapedChar
	*		charliterror	recolor=-3 noeat
	"0-7"		escoctchar

:escoctchar EscapedChar
	*		charlitend	noeat
	"0-7"		escoctchar

:escdecchar EscapedChar
	*		charlitend	noeat
	"0-9"		escdecchar

:eschexcharstart EscapedChar
	*		charliterror	recolor=-3 noeat
	"0-9a-fA-F"	eschexchar

:eschexchar EscapedChar
	*		charlitend	noeat
	"0-9a-fA-F"	eschexchar

:escascnotfoundchar EscapedChar
	*		charliterror	recolormark noeat
	"A-Z"		escasciichar

:escasciichar EscapedChar
	*		charliterror	recolormark
	"A-Z'"		escascnotfoundchar noeat	strings
	"NUL"		asciidonechar
	"STX"		asciidonechar
	"ETX"		asciidonechar
	"EOT"		asciidonechar
	"ENQ"		asciidonechar
	"ACK"		asciidonechar
	"BEL"		asciidonechar
	"BS"		asciidonechar
	"HT"		asciidonechar
	"LF"		asciidonechar
	"VT"		asciidonechar
	"FF"		asciidonechar
	"CR"		asciidonechar
	"SO"		asciiSOchar
	"SI"		asciidonechar
	"DLE"		asciidonechar
	"DC1"		asciidonechar
	"DC2"		asciidonechar
	"DC3"		asciidonechar
	"DC4"		asciidonechar
	"NAK"		asciidonechar
	"SYN"		asciidonechar
	"ETB"		asciidonechar
	"CAN"		asciidonechar
	"EM"		asciidonechar
	"SUB"		asciidonechar
	"ESC"		asciidonechar
	"FS"		asciidonechar
	"GS"		asciidonechar
	"RS"		asciidonechar
	"US"		asciidonechar
	"SP"		asciidonechar
	"DEL"		asciidonechar
done

:asciiSOchar EscapedChar
	*		charliterror	recolormark
	"'"		charlitend	noeat
	"H"		charlitend

:escasciictrlchar EscapedChar
	*		charliterror	noeat recolor=-3
	"A-Z@[\\]^_"	charlitend

:asciidonechar EscapedChar
	*		charlitend noeat

:charliterror Error
	*		charliterror
	"\'"		charlitend	noeat

# now for string literals

:strlit StringLit
	*		strlit
	"\""		reset
	"\n"		errorstate	noeat recolor=-2
	"\\"		escape_strlit	mark recolor=-1

:escape_strlit EscapedChar
	*		strliterror	recolor=-2
	"0-9"		escdecstr
	"o"		escoctstrstart
	"x"		eschexstrstart
	"abfnrtv\\\"\'&"	strlit
	"A-Z"		escasciistr	buffer
	"^"		escasciictrlstr
	" \t\n\r\v"	stringgap	recolor=-2

:escoctstrstart EscapedChar
	*		strliterror	recolor=-3 noeat
	"0-7"		escoctstr

:escoctstr EscapedChar
	*		strlit	noeat
	"0-7"		escoctstr

:escdecstr EscapedChar
	*		strlit	noeat
	"0-9"		escdecstr

:eschexstrstart EscapedChar
	*		strliterror	recolor=-3 noeat
	"0-9a-fA-F"	eschexstr

:eschexstr EscapedChar
	*		strlit		noeat
	"0-9a-fA-F"	eschexstr

:escascnotfoundstr EscapedChar
	*		strliterror	recolormark noeat
	"A-Z"		escasciistr

:escasciistr EscapedChar
	*		strliterror	noeat recolormark
	"A-Z\""		escascnotfoundstr noeat	strings
	"NUL"		asciidonestr
	"STX"		asciidonestr
	"ETX"		asciidonestr
	"EOT"		asciidonestr
	"ENQ"		asciidonestr
	"ACK"		asciidonestr
	"BEL"		asciidonestr
	"BS"		asciidonestr
	"HT"		asciidonestr
	"LF"		asciidonestr
	"VT"		asciidonestr
	"FF"		asciidonestr
	"CR"		asciidonestr
	"SO"		asciiSOstr
	"SI"		asciidonestr
	"DLE"		asciidonestr
	"DC1"		asciidonestr
	"DC2"		asciidonestr
	"DC3"		asciidonestr
	"DC4"		asciidonestr
	"NAK"		asciidonestr
	"SYN"		asciidonestr
	"ETB"		asciidonestr
	"CAN"		asciidonestr
	"EM"		asciidonestr
	"SUB"		asciidonestr
	"ESC"		asciidonestr
	"FS"		asciidonestr
	"GS"		asciidonestr
	"RS"		asciidonestr
	"US"		asciidonestr
	"SP"		asciidonestr
	"DEL"		asciidonestr
done

:asciiSOstr EscapedChar
	*		strlit		noeat
	"H"		strlit

:escasciictrlstr EscapedChar
	*		strliterror	noeat recolor=-3
	"A-Z@[\\]^_"	strlit

:asciidonestr EscapedChar
	*		strlit		noeat

:stringgap StringGap
	*		strgaperror	recolor=-1
	"\\"		strlit
	" \n\r\t\v"	stringgap

:strgaperror Error
	*		strgaperror
	"\\"		strlit		
	"\""		reset

:strliterror Error
	*		strlit		noeat