Re: [Emacs-diffs] master 06e452a 1/3: Allow Edebug's instrumentation to be used for other purposes

[Stefan Monnier]

> address@hidden edebug-after-instrumentation-functions
> +An abnormal hook run by Edebug after it instruments a form.
> +Each function is called with one argument, a form which has
> +just been instrumented by Edebug.

This seems a bit awkward.

How 'bout something like the 100% untested patch below?


        Stefan


diff --git a/lisp/emacs-lisp/edebug.el b/lisp/emacs-lisp/edebug.el
index a070ff25d1..cfdd699bd9 100644
--- a/lisp/emacs-lisp/edebug.el
+++ b/lisp/emacs-lisp/edebug.el
@@ -1072,9 +1072,9 @@ edebug-after-instrumentation-functions
 Each function is called with one argument, a form which has just
 been instrumented for Edebugging.")
 
-(defvar edebug-new-definition-functions '(edebug-announce-definition)
-  "Abnormal hook run after Edebug wraps a new definition.
-After Edebug has initialized its own data, each hook function is
+(defvar edebug-new-definition-function #'edebug-announce-definition
+  "Function to call after Edebug wraps a new definition.
+After Edebug has initialized its own data, this function is
 called with one argument, the symbol associated with the
 definition, which may be the actual symbol defined or one
 generated by Edebug.")
@@ -1383,13 +1383,13 @@ edebug-make-form-wrapper
                 edebug-offset-list
                 edebug-top-window-data
                 ))
-      (put edebug-def-name 'edebug-behavior 'edebug)
-      (run-hook-with-args 'edebug-new-definition-functions edebug-def-name)
+      (funcall edebug-new-definition-function edebug-def-name)
       result
       )))
 
 (defun edebug-announce-definition (def-name)
   "Announce Edebug's processing of DEF-NAME."
+  (put def-name 'edebug-behavior 'edebug)
   (message "Edebug: %s" def-name))
 
 
diff --git a/lisp/emacs-lisp/testcover.el b/lisp/emacs-lisp/testcover.el
index 3628968974..be07bc82cb 100644
--- a/lisp/emacs-lisp/testcover.el
+++ b/lisp/emacs-lisp/testcover.el
@@ -195,10 +195,10 @@ testcover-start
           testcover-module-potentially-1value-functions nil)
     (cl-letf ((edebug-all-defs t)
               (edebug-after-instrumentation-functions)
-              (edebug-new-definition-functions))
+              (edebug-new-definition-function))
       (add-hook 'edebug-after-instrumentation-functions 
'testcover-after-instrumentation)
-      (add-hook 'edebug-new-definition-functions 'testcover-init-definition)
-      (remove-hook 'edebug-new-definition-functions 
'edebug-announce-definition)
+      (add-function :override edebug-new-definition-function
+                    #'testcover-init-definition)
       (eval-buffer buf)))
   (when byte-compile
     (dolist (x (reverse edebug-form-data))
@@ -212,10 +212,10 @@ testcover-this-defun
   (interactive)
   (cl-letf ((edebug-all-defs t)
             (edebug-after-instrumentation-functions)
-            (edebug-new-definition-functions))
+            (edebug-new-definition-function))
     (add-hook 'edebug-after-instrumentation-functions 
'testcover-after-instrumentation)
-    (add-hook 'edebug-new-definition-functions 'testcover-init-definition)
-    (remove-hook 'edebug-new-definition-functions 'edebug-announce-definition)
+    (add-function :override edebug-new-definition-function
+                  #'testcover-init-definition)
     (eval-defun nil)))
 
 (defun testcover-end (filename)