DevTools: max length limit for formatting commands

third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 1174 matching lines @@
     contentElement: function()
     {
         if (!this._element) {
             this._element = createElementWithClass("div", "console-user-command");
             this._element.message = this;
 
             this._formattedCommand = createElementWithClass("span", "console-message-text source-code");
             this._formattedCommand.textContent = this.text.replaceControlCharacters();
             this._element.appendChild(this._formattedCommand);
 
-            var javascriptSyntaxHighlighter = new WebInspector.DOMSyntaxHighlighter("text/javascript", true);
-            javascriptSyntaxHighlighter.syntaxHighlightNode(this._formattedCommand).then(this._updateSearch.bind(this))
+            if (this._formattedCommand.textContent.length < WebInspector.ConsoleCommand.MaxLengthToIgnoreHighlighter) {
+                var javascriptSyntaxHighlighter = new WebInspector.DOMSyntaxHighlighter("text/javascript", true);
+                javascriptSyntaxHighlighter.syntaxHighlightNode(this._formattedCommand).then(this._updateSearch.bind(this))
+            } else {
+                this._updateSearch();
+            }
         }
         return this._element;
     },
 
     _updateSearch: function()
     {
         this.setSearchRegex(this.searchRegex());
     },
 
     __proto__: WebInspector.ConsoleViewMessage.prototype
 }
 
 /**
+ * The maximum length before strings are considered too long for syntax highlighting.
+ * @const
+ * @type {number}
+ */
+WebInspector.ConsoleCommand.MaxLengthToIgnoreHighlighter = 10000;
+
+/**
  * @constructor
  * @extends {WebInspector.ConsoleViewMessage}
  * @param {!WebInspector.ConsoleMessage} message
  * @param {!WebInspector.Linkifier} linkifier
  * @param {number} nestingLevel
  */
 WebInspector.ConsoleCommandResult = function(message, linkifier, nestingLevel)
 {
     WebInspector.ConsoleViewMessage.call(this, message, linkifier, nestingLevel);
 }
@@ skipping 109 matching lines @@
             return true;
         }
         return false;
     }
 }
 
 /**
 * @typedef {{messageIndex: number, matchIndex: number}}
 */
 WebInspector.ConsoleView.RegexMatchRange;