TeX: add recognition of \verb+foo+ commands

The delimiter after \verb may vary, highlighting it is supported through
delim buffer of JOE.

tex.jsf

@@ -7,6 +7,7 @@
 =Mathmode 	cyan
 =Brace		magenta
 =Parameter	bold blue
+=Bad		bold red
 
 :idle Idle
 	*		idle
@@ -28,14 +29,6 @@
 	"{[]}"		math_brace	recolor=-1
 	"$"		idle
 
-:command Keyword
-	*		idle
-	"a-zA-Z@"	command2
-
-:command2 Keyword
-	*		idle		noeat
-	"a-zA-Z@"	command2
-
 :math_command Keyword
 	*		math
 	"a-zA-Z@"	math_command2
@@ -54,6 +47,42 @@
 :math_brace Brace
 	*		math		noeat
 
+:command Keyword
+	*		idle
+	"a-zA-Z@"	command2	buffer
+
+:command2 Keyword
+	*		idle		noeat strings
+#	"begin"		env_begin
+	"verb"		verbatim
+done
+	"a-zA-Z@"	command2
+
+:verbatim Keyword
+	*		verbatim1	save_c
+
+:verbatim1 Idle
+	*		verbatim1
+	&		end_verbatim	recolor=-1
+
+:end_verbatim Keyword
+	*		idle		noeat
+
+#:env_begin Keyword
+#	*		env_begin1	noeat
+
+#:env_begin1 Idle
+#	*		env_begin1
+#	"{"		env_begin_brace	recolor=-1
+
+#:env_begin_brace Brace
+#	*		env_begin_name	noeat buffer
+
+#:env_begin_name Bad
+#	*		env_begin_name
+#	"}"		idle		noeat
+
+
 .subr comment_todo
 # initial state
 :comment_todo_init Comment