# JOE syntax highlight file for Groovy

=Idle
=Ident
=Comment
=Shebang	+Preproc
=Constant
=Number		+Constant
=Boolean	+Constant
=String		+Constant
=Regex		+String
=Escape
=StringEscape	+Escape +String
=RegexEscape	+StringEscape
=Keyword
=Operator	+Keyword
=Statement	+Keyword
=Conditional	+Statement
=Loop		+Statement
=Structure	+Type +Keyword
=Label		+DefinedIdent
=StorageClass	+Type +Keyword
=Bad
=Brace
=Builtin	+DefinedFunction

:pre_idle Idle
	*		NULL		noeat call=.groovy()

.subr groovy

# #! allowed on first line

:reset Idle
	*		idle		noeat
	"#"		maybe_shebang

:maybe_shebang Idle
	*		idle		noeat
	"!"		shebang		recolor=-2

:shebang Shebang
	*		shebang
	"\n"		idle

:idle Idle
	*		idle
	"{}"		brace		recolor=-1
	"0"		first_digit	recolor=-1
	"1-9"		decimal		recolor=-1
	"."		ident_no_kw
	"\""		double_quote	recolor=-1
	"'"		single_quote	recolor=-1
	"/"		maybe_regex	recolor=-1
	"$"		not_string	buffer
	"\i"		ident		buffer

# / / regex not allowed after terms

:after_term Idle
	*		idle		noeat
	" \t)"		after_term
	"/"		slash_after_term

:slash_after_term Idle
	*		idle		noeat
	"/"		line_comment	recolor=-2
	"*"		comment		recolor=-2

:maybe_regex Regex string
	*		regex		noeat
	"*"		comment			recolor=-2
	"/"		line_comment	recolor=-2

:regex Regex string
	*		regex
	"\\"		regex_quote	recolor=-1
	"/"		after_term
	"$"		maybe_regex_subst	recolor=-1

:maybe_regex_subst Regex string
	*		regex		noeat
	"\i"		regex_subst1	recolor=-2
	"{"		regex_subst	recolor=-2

:regex_subst RegexEscape string
	*		regex_subst
	"}"		regex

:regex_subst1 RegexEscape string
	*		regex		noeat
	".\c"		regex_subst1

:regex_quote RegexEscape string
	*		regex

:not_string Idle
	*		idle		noeat
	"\c"		builtin	recolor=-2
	"/"		dstring		recolor=-2

:brace Brace
	*		idle		noeat

:comment Comment comment
	*		comment
	"BFHNTX"	comment		noeat call=comment_todo.comment_todo()
	"*"		maybe_end_comment

:maybe_end_comment Comment comment
	*		comment
	"/"		idle
	"*"		maybe_end_comment

:line_comment Comment comment
	*		line_comment
	"BFHNTX"	line_comment	noeat call=comment_todo.comment_todo()
	"\n"		idle

:end_of_file_comment Comment comment
	*		end_of_file_comment

:first_digit Number
	*		after_term	noeat
	"x"		hex
	"b"		binary
	"."		float
	"eE"		epart
	"0-7"		octal
	"89"		bad_number	recolor=-1
	"gGlLiIdDfF"	after_term

:bad_number Bad
	*		after_term	noeat
	"0-9"		bad_number

:octal Number
	*		after_term	noeat
	"0-7_"		octal
	"89"		bad_number	recolor=-1

:binary Number
	*		after_term	noeat
	"01_"		binary
	"2-9"		bad_number	recolor=-1

:hex Number
	*		after_term	noeat
	"0-9A-Fa-f_"	hex

:decimal Number
	*		after_term	noeat
	"0-9_"		decimal
	"eE"		epart
	"."		float
	"gGlLiIdDfF"	after_term

:float Number
	*		after_term	noeat
	"eE"		epart
	"0-9_"		float
	"gGlLiIdDfF"	after_term

:epart Number
	*		after_term	noeat
	"0-9+\-"	enum

:enum Number
	*		after_term	noeat
	"0-9_"		enum
	"gGlLiIdDfF"	after_term

# Distinguish between " and """

:double_quote String string
	*		string		noeat
	"\""		double_quote_1

:double_quote_1 String string
	*		after_term	noeat
	"\""		tstring

# strings like "hello"
# interpolation allowed
# line crossing not allowed

:string	String string
	*		string
	"\""		after_term
	"\n"		after_term 
	"\\"		string_escape	recolor=-1
	"$"		maybe_string_subst	recolor=-1

:maybe_string_subst String string
	*		string		noeat
	"\i"		string_subst1	recolor=-2
	"{"		string_subst	recolor=-2

:string_subst StringEscape string
	*		string_subst
	"}"		string

:string_subst1 StringEscape string
	*		string		noeat
	".\c"		string_subst1
	
:string_escape StringEscape string
	*		string
	"x"		string_hex2
	"u"		string_hex4
	"0-7"		string_octal2
	"\n"		string		recolor=-2

:string_hex4 StringEscape string
	*		string		noeat
	"0-9a-fA-F"	string_hex3

:string_hex3 StringEscape string
	*		string		noeat
	"0-9a-fA-F"	string_hex2

:string_hex2 StringEscape string
	*		string		noeat
	"0-9a-fA-F"	string_hex1

:string_hex1 StringEscape string
	*		string		noeat
	"0-9a-fA-F"	string

:string_octal2 StringEscape string
	*		string		noeat
	"0-7"		string_octal1

:string_octal1 StringEscape string
	*		string		noeat
	"0-7"		string

# tstrings like "hello"
# interpolation allowed
# line crossing not allowed

:tstring	String string
	*		tstring
	"\""		tstring_maybe_done
	"\\"		tstring_escape	recolor=-1
	"$"		maybe_tstring_subst	recolor=-1

:tstring_maybe_done	String string
	*		tstring		noeat
	"\""		tstring_maybe_done_2

:tstring_maybe_done_2	String string
	*		tstring		noeat
	"\""		after_term

:maybe_tstring_subst String string
	*		tstring		noeat
	"\i"		tstring_subst1	recolor=-2
	"{"		tstring_subst	recolor=-2

:tstring_subst StringEscape string
	*		tstring_subst
	"}"		tstring

:tstring_subst1 StringEscape string
	*		tstring		noeat
	".\c"		tstring_subst1
	
:tstring_escape StringEscape string
	*		tstring
	"x"		tstring_hex2
	"u"		tstring_hex4
	"0-7"		tstring_octal2
	"\n"		tstring		recolor=-2

:tstring_hex4 StringEscape string
	*		tstring		noeat
	"0-9a-fA-F"	tstring_hex3

:tstring_hex3 StringEscape string
	*		tstring		noeat
	"0-9a-fA-F"	tstring_hex2

:tstring_hex2 StringEscape string
	*		tstring		noeat
	"0-9a-fA-F"	tstring_hex1

:tstring_hex1 StringEscape string
	*		tstring		noeat
	"0-9a-fA-F"	tstring

:tstring_octal2 StringEscape string
	*		tstring		noeat
	"0-7"		tstring_octal1

:tstring_octal1 StringEscape string
	*		tstring		noeat
	"0-7"		tstring

# strings like: $/sdfsdf/$
# interpolation allowed
	
:dstring	String string
	*		dstring
	"$"		dstring_esc	recolor=-1
	"/"		dstring_maybe_done

:dstring_maybe_done	String string
	*		dstring		noeat
	"$"		after_term

:dstring_esc	StringEscape string
	*		dstring
	"/"		dstring_esc_slash

:dstring_esc_slash	StringEscape string
	*		dstring		noeat recolor=-1
	"$"		dstring

:single_quote	String string
	*		char		noeat recolor=-1
	"\'"		single_quote_1

:single_quote_1	String string
	*		after_term	noeat
	"\'"		tchar
	
# strings like 'hello'
# no interpolation
# no line crossing

:char	String string
	*		char
	"\n"		after_term
	"\'"		after_term
	"\\"		char_escape	recolor=-1

:char_escape StringEscape string
	*		char
	"x"		char_hex2
	"u"		char_hex4
	"0-7"		char_octal2
	"\n"		char		recolor=-2

:char_hex4 StringEscape string
	*		char		noeat
	"0-9a-fA-F"	char_hex3

:char_hex3 StringEscape string
	*		char		noeat
	"0-9a-fA-F"	char_hex2

:char_hex2 StringEscape string
	*		char		noeat
	"0-9a-fA-F"	char_hex1

:char_hex1 StringEscape string
	*		char		noeat
	"0-9a-fA-F"	char

:char_octal2 StringEscape string
	*		char		noeat
	"0-7"		char_octal1

:char_octal1 StringEscape string
	*		char		noeat
	"0-7"		char

# strings like 'hello'
# no interpolation
# no line crossing

:tchar	String string
	*		tchar
	"\'"		after_term
	"\\"		tchar_escape	recolor=-1

:tchar_maybe_done String string
	*		tchar		noeat
	"\'"		tchar_maybe_done_2

:tchar_maybe_done_2 String string
	*		tchar		noeat
	"\'"		after_term

:tchar_escape StringEscape string
	*		tchar
	"x"		tchar_hex2
	"u"		tchar_hex4
	"0-7"		tchar_octal2
	"\n"		tchar		recolor=-2

:tchar_hex4 StringEscape string
	*		tchar		noeat
	"0-9a-fA-F"	tchar_hex3

:tchar_hex3 StringEscape string
	*		tchar		noeat
	"0-9a-fA-F"	tchar_hex2

:tchar_hex2 StringEscape string
	*		tchar		noeat
	"0-9a-fA-F"	tchar_hex1

:tchar_hex1 StringEscape string
	*		tchar		noeat
	"0-9a-fA-F"	tchar

:tchar_octal2 StringEscape string
	*		tchar		noeat
	"0-7"		tchar_octal1

:tchar_octal1 StringEscape string
	*		tchar		noeat
	"0-7"		tchar

:ident_no_kw Ident
	*		after_term	noeat
	"0"		first_digit	recolor=-1
	"1-9"		decimal		recolor=-1
	"\i"		ident_no_kw1

:ident_no_kw1 Ident
	*		after_term	noeat
	"\c"		ident_no_kw1

:ident Ident
	*		after_term	noeat strings
	"as"		operator
	"assert"	stmt
	"break"		loop
	"case"		label
	"catch"		stmt
	"class"		struct
	"const"		storage
	"continue"	loop
	"def"		stmt
	"default"	label
	"do"		loop
	"else"		cond
	"enum"		struct
	"extends"	struct
	"finally"	stmt
	"for"		loop
	"goto"		loop
	"if"		cond
	"implements"	struct
	"import"	kw
	"in"		operator
	"instanceof"	operator
	"interface"	struct
	"new"		operator
	"package"	kw
	"return"	stmt
	"super"		kw
	"switch"	cond
	"throw"		kw
	"throws"	struct
	"trait"		kw
	"try"		stmt
	"while"		loop
	"true"		bool
	"false"		bool
	"null"		lit
done
	"\c"	ident

:kw Keyword
	*		idle		noeat

:stmt Statement
	*		idle		noeat

:loop Loop
	*		idle		noeat

:cond Conditional
	*		idle		noeat

:struct Structure
	*		idle		noeat

:storage StorageClass
	*		idle		noeat

:label Label
	*		idle		noeat

:lit Constant
	*		idle		noeat

:bool Boolean
	*		idle		noeat

:operator Operator
	*		idle		noeat

:builtin Builtin
	*		idle		noeat
	"\c"		builtin

.end