CSS: rewrite selector parser frm scratch for more modularity

css.jsf

@@ -10,7 +10,7 @@
 =Keyword	bold
 =Bad		bold red
 
-=Class		cyan
+=Class		yellow
 =Id		red
 =Tag		magenta
 =HTML
@@ -31,9 +31,9 @@
 	*		reset
 	"<"		maybe_done	recolor=-1
 	"/"		slash
-	"#"		id_block	recolor=-1
-	"."		class_block	recolor=-1
-	"a-zA-Z"	tag_block	recolor=-1
+	# prevent duplicate code
+	"#.a-zA-Z"	selector	noeat
+	"@"		command		recolor=-1
 
 :maybe_done TagEdge
 	*		reset_html	noeat
@@ -63,31 +63,44 @@
 	"/"		reset
 	"*"		maybe_end_comment
 
+:command Idle
+	*		command
+	";"		reset
+	"{"		command_block
+
+:command_block Idle
+	*		command_block
+	"}"		reset
+
 # CSS selectors
-:id_block Id
-	*		id_block
-	" "		id_block_reset
+:selector Idle
+	*		selector
+	"#"		id_sel		recolor=-1
+	"."		class_sel	recolor=-1
+	"a-zA-Z"	tag_sel		recolor=-1
+	":"		pseudo_class_sel	recolor=-1
 	"{"		style_block	recolor=-1
 
-:id_block_reset Idle
-	*		id_block
-	"a-zA-Z"	tag_block	recolor=-1
-	"."		class_block	recolor=-1
-	"#"		id_block	recolor=-1
-	"{"		style_block	recolor=-1
+:id_sel Id
+	*		selector	noeat
+	"a-zA-Z0-9_-"	id_sel
 
-:class_block Class
-	*		class_block
-	" "		tag_block
-	"{"		style_block	recolor=-1
+:class_sel Class
+	*		selector	noeat
+	"a-zA-Z0-9_-"	class_sel
 
-:tag_block Tag
-	*		tag_block
-	"{"		style_block	recolor=-1
-	","		tag_sep		recolor=-1
+:tag_sel Tag
+	*		selector	noeat
+	"a-zA-Z0-9_-"	tag_sel
+	"["		tag_sel_attr	recolor=-1
 
-:tag_sep Idle
-	*		tag_block	recolor=-1
+:tag_sel_attr Idle
+	*		tag_sel_attr
+	"]"		selector
+
+:pseudo_class_sel Idle
+	*		selector	noeat
+	"a-zA-Z0-9_-"	pseudo_class_sel
 
 # everything inside "{ ... }", containing many "key: value;" pairs
 :style_block Idle