[no subject]

[Gavin D. Smith]

branch: master
commit 27c96be6ce685a35f4e0e0833e7f5ecde5f8ac18
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Sat Oct 5 22:16:30 2024 +0100

    info.js start tracing option
    
    * js/info.js (debug): add function.
    (config): add DEBUG key.
    (updater): log action type with debug
---
 ChangeLog  |  8 ++++++++
 js/info.js | 16 +++++++++++++++-
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 5672278bf4..202a7cf886 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2024-10-05  Gavin Smith <gavinsmith0123@gmail.com>
+
+       info.js start tracing option
+
+       * js/info.js (debug): add function.
+       (config): add DEBUG key.
+       (updater): log action type with debug
+
 2024-10-05  Gavin Smith <gavinsmith0123@gmail.com>
 
        * js/info.js (updater): add a comment
diff --git a/js/info.js b/js/info.js
index 646eb7ef4d..50bdbb8127 100644
--- a/js/info.js
+++ b/js/info.js
@@ -50,7 +50,8 @@ var config = {
   /** Define a function called after 'DOMContentLoaded' event in
       the iframe context.
       @type {(function (): void)} */
-  on_iframe_load: null
+  on_iframe_load: null,
+  DEBUG: 0,
 };
 
 /*-------------------.
@@ -234,6 +235,7 @@ updater (state, action)
 {
   var result = Object.assign ({}, state, { action: action });
   var linkid;
+  debug (action.type);
   switch (action.type)
     {
     case "cache-links":
@@ -2141,6 +2143,18 @@ remove_highlight (elem)
     }
 }
 
+/*--------------.
+|   Tracing.    |
+`--------------*/
+
+function
+debug (msg)
+{
+  if (config.DEBUG) {
+    console.log (msg);
+  }
+}
+
 /*--------------.
 | Entry point.  |
 `--------------*/