python.jsf

# JOE syntax highlight file for Python

# TODO:
#  * octal escape sequences
#  * highlight function and class names?

=Idle
=Comment 	green
=CommentLabel	bold green
=Docstring	green
=DocstringLabel	bold green
=DocEscape	bold cyan
=Constant 	cyan
=Escape 	bold cyan
=Keyword 	bold
=Bad		bold red
=Brace		magenta

=PrivateMember	fg_310 # brown
=Decorator	red

:idle Idle
	*		idle
	"#"		comment		recolor=-1
	"0-9"		first_digit	recolor=-1
	"'"		string_sq_1	recolor=-1
	"\""		string_dq_1	recolor=-1
	"a-zA-Z_"	ident		noeat
	"{}"		brace		recolor=-1
	"@"		decorator	recolor=-1

:brace Brace
	*		idle		noeat

# annotations
:decorator Decorator
	*		decorator
	" (\t\r\n"	idle		noeat

:comment Comment
	*		comment
	# might be TODO label
	"BFHNTX"	comment		noeat call=.comment_todo()
	"\n"		idle

:string_sq_1 Constant
	*		string_sq	noeat
	"'"		string_sq_2

:string_sq_2 Constant
	*		idle		noeat
	"'"		docstr_sq	recolor=-3

:string_sq Constant
	*		string_sq
	"\'"		idle
	"\\"		string_sq_esc	recolor=-1

:string_sq_esc Escape
	*		string_sq
	"\n"		string_sq	recolor=-2

:docstr_sq Docstring
	*		docstr_sq
	# might be TODO label
	"BFHNTX"	docstr_sq	noeat call=.comment_todo_docstr()
	"\\"		docstr_sq_esc	recolor=-1
	"'"		docstr_sq_1

:docstr_sq_1 Docstring
	*		docstr_sq	noeat
	"'"		docstr_sq_2

:docstr_sq_2 Docstring
	*		docstr_sq	noeat
	"'"		idle

:docstr_sq_esc DocEscape
	*		docstr_sq
	"\n"		docstr_sq	recolor=-2

:string_dq_1 Constant
	*		string_dq	noeat
	"\""		string_dq_2

:string_dq_2 Constant
	*		idle		noeat
	"\""		docstr_dq	recolor=-3

:string_dq Constant
	*		string_dq
	"\""		idle
	"\\"		string_dq_esc	recolor=-1

:string_dq_esc Escape
	*		string_dq
	"\n"		string_dq	recolor=-2

:docstr_dq Docstring
	*		docstr_dq
	# might be TODO label
	"BFHNTX"	docstr_dq	noeat call=.comment_todo_docstr()
	"\\"		docstr_dq_esc	recolor=-1
	"\""		docstr_dq_1

:docstr_dq_1 Docstring
	*		docstr_dq	noeat
	"\""		docstr_dq_2

:docstr_dq_2 Docstring
	*		docstr_dq	noeat
	"\""		idle

:docstr_dq_esc DocEscape
	*		docstr_dq
	"\n"		docstr_dq	recolor=-2
	
:first_digit Constant
	*		idle	noeat
	"xX"		hex
	"."		float
	"0-9"		first_number

:hex Constant
	*		idle	noeat
	"0-9A-Fa-f"	hex

:first_number Constant
	*		idle	noeat
	"0-9"		first_number
	"."		float

:maybe_float Constant
	*		idle	recolor=-2	noeat
	"0-9"		float		recolor=-2

:float Constant
	*		idle	noeat
	"eE"		epart
	"0-9"		float

:epart Constant
	*		idle	noeat
	"0-9+\-"	enum

:enum Constant
	*		idle	noeat
	"0-9"		enum

:ident Idle
	*		ident1		noeat buffer
	"_"		priv_member	recolor=-1

:ident1 Idle
	*		idle		noeat strings
	"and"		kw
	"assert"	kw
	"break"		kw
	"class"		kw
	"continue"	kw
	"def"		kw
	"del"		kw
	"elif"		kw
	"else"		kw
	"except"	kw
	"exec"		kw
	"finally"	kw
	"for"		kw
	"from"		kw
	"global"	kw
	"if"		kw
	"import"	kw
	"in"		kw
	"is"		kw
	"lambda"	kw
	"not"		kw
	"or"		kw
	"pass"		kw
	"print"		kw
	"raise"		kw
	"return"	kw
	"try"		kw
	"while"		kw
	"yield"		kw
	# quasi-keywords
	"False"		lit
	"None"		lit
	"True"		lit
done
	"a-zA-Z0-9_"	ident1

:kw Keyword
	*		idle		noeat

:lit Keyword
	*		idle		noeat

:priv_member PrivateMember
	*		idle		noeat
	"a-zA-Z0-9_"	priv_member

.subr comment_todo
# initial state
:comment_todo_init Comment
	*		comment_todo_guess	buffer

# highlight common TODO labels
:comment_todo_guess Comment
	*		comment_todo_unknown	noeat strings
	"BUG"		comment_todo
	"FIXME"		comment_todo
	"HACK"		comment_todo
	"NOTE"		comment_todo
	"TODO"		comment_todo
	"XXX"		comment_todo
done
	"A-Z"		comment_todo_guess

:comment_todo_unknown Comment
	*		NULL		noeat return

:comment_todo CommentLabel
	*		NULL		noeat return
.end

.subr comment_todo_docstr
# initial state
:comment_todo_init Docstring
	*		comment_todo_guess	buffer

# highlight common TODO labels
:comment_todo_guess Docstring
	*		comment_todo_unknown	noeat strings
	"BUG"		comment_todo
	"FIXME"		comment_todo
	"HACK"		comment_todo
	"NOTE"		comment_todo
	"TODO"		comment_todo
	"XXX"		comment_todo
done
	"A-Z"		comment_todo_guess

:comment_todo_unknown Docstring
	*		NULL		noeat return

:comment_todo DocstringLabel
	*		NULL		noeat return
.end