branch: master
commit 752288f768590e97249c50105be45780962d2c77
Author: mas <mas>
Commit: mas <mas>
Added `mmm-no-matching-submode' error signal.
---
mmm-vars.el | 18 +++++++++++++++---
1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/mmm-vars.el b/mmm-vars.el
index e9d49d1..be893ef 100644
--- a/mmm-vars.el
+++ b/mmm-vars.el
@@ -3,7 +3,7 @@
;; Copyright (C) 2000 by Michael Abraham Shulman
;; Author: Michael Abraham Shulman <[email protected]>
-;; Version: $Id: mmm-vars.el,v 1.19 2000/07/13 23:48:04 mas Exp $
+;; Version: $Id: mmm-vars.el,v 1.20 2000/07/21 00:50:36 mas Exp $
;;{{{ GPL
@@ -67,6 +67,16 @@
'error-message
"Invalid or undefined submode class")
+;; Signalled by :match-submode functions when they are unable to
+;; resolve a submode. Should always be caught and never seen by the
+;; user.
+(put 'mmm-no-matching-submode
+ 'error-conditions
+ '(mmm-no-matching-submode mmm-error error))
+(put 'mmm-no-matching-submode
+ 'error-message
+ "Internal error: no matching submode.")
+
;;}}}
;; USER VARIABLES
@@ -395,7 +405,7 @@ Do not set this variable directly; use the function
`mmm-mode'.")
;; :parent could be an all-class argument. Same with :keymap.
(defvar mmm-classes-alist nil
- "*Alist containing all defined mmm submode classes.
+ "Alist containing all defined mmm submode classes.
Each element looks like \(CLASS . ARGS) where CLASS is a symbol
representing the submode class and ARGS is a list of keyword
arguments, called a \"class specifier\". There are a large number of
@@ -421,7 +431,9 @@ submode regions, a symbol such as `cperl-mode' or
`emacs-lisp-mode',
while MATCH-SUBMODE must be a function to be called immediately after
a match is found for FRONT, which is passed one argument, the form of
the front delimiter \(found from FRONT-FORM, below), and return a
-symbol such as SUBMODE would be set to.
+symbol such as SUBMODE would be set to. If MATCH-SUBMODE detects an
+invalid match--for example a specified mode which is not `fboundp'--it
+should \(signal 'mmm-no-matching-submode nil).
FRONT and BACK are the means to find the submode regions, and can be
either buffer positions \(number-or-markers), regular expressions, or
