feature #19796 [VarDumper] Make the line clickable to toggle dumps (nicolas-grekas)

This PR was merged into the 3.2-dev branch.

Discussion
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[VarDumper] Make the line clickable to toggle dumps

| Q             | A
| ------------- | ---
| Branch?       | master
| New feature?  | yes
| Tests pass?   | yes
| License       | MIT

The arrow to toggle dumps is too small. Let's make the text before it clickable.

Commits
-------

2697dd5 [VarDumper] Make the line clickable to toggle dumps

Author: fabpot

src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php

@@ -205,6 +205,8 @@ function a(e, f) {
                 f(e.target, e);
             } else if ('A' == e.target.parentNode.tagName) {
                 f(e.target.parentNode, e);
+            } else if (e.target.nextElementSibling && 'A' == e.target.nextElementSibling.tagName) {
+                f(e.target.nextElementSibling, e, true);
             }
         });
     };
@@ -238,7 +240,7 @@ function isCtrlKey(e) {
             }
         }
     });
-    a('click', function (a, e) {
+    a('click', function (a, e, c) {
         if (/\bsf-dump-toggle\b/.test(a.className)) {
             e.preventDefault();
             if (!toggle(a, isCtrlKey(e))) {
@@ -259,7 +261,8 @@ function isCtrlKey(e) {
                 }
             }
 
-            if (doc.getSelection) {
+            if (c) {
+            } else if (doc.getSelection) {
                 try {
                     doc.getSelection().removeAllRanges();
                 } catch (e) {