Add a command to toggle an edebug breakpoint

* doc/lispref/edebug.texi (Breakpoints): Document this.

* lisp/emacs-lisp/edebug.el (edebug-disabled-breakpoint): New face
(bug#23472).
(edebug-enabled-breakpoint): Rename.
(edebug--overlay-breakpoints): Use the new face.
(edebug-toggle-disable-breakpoint): New command and keystroke.

1 files changed, 8 insertions, 2 deletions

diff --git a/doc/lispref/edebug.texi b/doc/lispref/edebug.texi
index 03efa985ba9..43665ea9ecd 100644
--- a/doc/lispref/edebug.texi
+++ b/doc/lispref/edebug.texi
@@ -497,8 +497,8 @@ Edebug commands for breakpoints:
 Set a breakpoint at the stop point at or after point
 (@code{edebug-set-breakpoint}).  If you use a prefix argument, the
 breakpoint is temporary---it turns off the first time it stops the
-program.  An overlay with the @code{edebug-breakpoint} face is put at
-the breakpoint.
+program.  An overlay with the @code{edebug-enabled-breakpoint} or
+@code{edebug-disabled-breakpoint} faces is put at the breakpoint.
 
 @item u
 Unset the breakpoint (if any) at the stop point at or after
@@ -508,6 +508,12 @@ point (@code{edebug-unset-breakpoint}).
 Unset any breakpoints in the current form
 (@code{edebug-unset-breakpoints}).
 
+@item D
+Toggle whether to disable the breakpoint near point
+(@code{edebug-toggle-disable-breakpoint}).  This command is mostly
+useful if the breakpoint is conditional and it would take some work to
+recreate the condition.
+
 @item x @var{condition} @key{RET}
 Set a conditional breakpoint which stops the program only if
 evaluating @var{condition} produces a non-@code{nil} value