DevTools: Introduce WebInspector.RegExpSetting.

Source/devtools/front_end/Settings.js

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 88 matching lines @@
     this.workerInspectorWidth = this.createSetting("workerInspectorWidth", 600);
     this.workerInspectorHeight = this.createSetting("workerInspectorHeight", 600);
     this.messageURLFilters = this.createSetting("messageURLFilters", {});
     this.networkHideDataURL = this.createSetting("networkHideDataURL", false);
     this.messageLevelFilters = this.createSetting("messageLevelFilters", {});
     this.splitVerticallyWhenDockedToRight = this.createSetting("splitVerticallyWhenDockedToRight", true);
     this.visiblePanels = this.createSetting("visiblePanels", {});
     this.shortcutPanelSwitch = this.createSetting("shortcutPanelSwitch", false);
     this.showWhitespacesInEditor = this.createSetting("showWhitespacesInEditor", false);
     this.skipStackFramesSwitch = this.createSetting("skipStackFramesSwitch", false);
-    this.skipStackFramesPattern = this.createSetting("skipStackFramesPattern", "");
+    this.skipStackFramesPattern = this.createRegExpSetting("skipStackFramesPattern", "");
     this.pauseOnExceptionEnabled = this.createSetting("pauseOnExceptionEnabled", false);
     this.pauseOnCaughtException = this.createSetting("pauseOnCaughtException", false);
     this.enableAsyncStackTraces = this.createSetting("enableAsyncStackTraces", false);
 }
 
 WebInspector.Settings.prototype = {
     /**
      * @param {string} key
      * @param {*} defaultValue
      * @return {!WebInspector.Setting}
      */
     createSetting: function(key, defaultValue)
     {
         if (!this._registry[key])
             this._registry[key] = new WebInspector.Setting(key, defaultValue, this._eventSupport, window.localStorage);
         return this._registry[key];
     },
 
     /**
      * @param {string} key
+     * @param {string} defaultValue
+     * @param {string=} regexFlags
+     * @return {!WebInspector.Setting}
+     */
+    createRegExpSetting: function(key, defaultValue, regexFlags)
+    {
+        if (!this._registry[key])
+            this._registry[key] = new WebInspector.RegExpSetting(key, defaultValue, this._eventSupport, window.localStorage, regexFlags);
+        return this._registry[key];
+    },
+
+    /**
+     * @param {string} key
      * @param {*} defaultValue
      * @param {function(*, function(string, ...))} setterCallback
      * @return {!WebInspector.Setting}
      */
     createBackendSetting: function(key, defaultValue, setterCallback)
     {
         if (!this._registry[key])
             this._registry[key] = new WebInspector.BackendSetting(key, defaultValue, this._eventSupport, window.localStorage, setterCallback);
         return this._registry[key];
     },
@@ skipping 78 matching lines @@
             }
         }
         this._eventSupport.dispatchEventToListeners(this._name, value);
     }
 }
 
 /**
  * @constructor
  * @extends {WebInspector.Setting}
  * @param {string} name
+ * @param {string} defaultValue
+ * @param {!WebInspector.Object} eventSupport
+ * @param {?Storage} storage
+ * @param {string=} regexFlags
+ */
+WebInspector.RegExpSetting = function(name, defaultValue, eventSupport, storage, regexFlags)
+{
+    WebInspector.Setting.call(this, name, defaultValue, eventSupport, storage);
+    this._regexFlags = regexFlags;
+}
+
+WebInspector.RegExpSetting.prototype = {
+    set: function(value)
+    {
+        delete this._regex;
+        WebInspector.Setting.prototype.set.call(this, value);
+    },
+
+    /**
+     * @return {?RegExp}
+     */
+    asRegExp: function()
+    {
+        if (typeof this._regex !== "undefined")
+            return this._regex;
+        this._regex = null;
+        try {
+            this._regex = new RegExp(this.get(), this._regexFlags || "");
+        } catch (e) {
+        }
+        return this._regex;
+    },
+
+    __proto__: WebInspector.Setting.prototype
+}
+
+/**
+ * @constructor
+ * @extends {WebInspector.Setting}
+ * @param {string} name
  * @param {*} defaultValue
  * @param {!WebInspector.Object} eventSupport
  * @param {?Storage} storage
  * @param {function(*,function(string, ...))} setterCallback
  */
 WebInspector.BackendSetting = function(name, defaultValue, eventSupport, storage, setterCallback)
 {
     WebInspector.Setting.call(this, name, defaultValue, eventSupport, storage);
     this._setterCallback = setterCallback;
     var currentValue = this.get();
@@ skipping 14 matching lines @@
                 WebInspector.console.log("Error applying setting " + this._name + ": " + error);
                 this._eventSupport.dispatchEventToListeners(this._name, this._value);
                 return;
             }
             WebInspector.Setting.prototype.set.call(this, value);
         }
         this._setterCallback(value, callback.bind(this));
     },
 
     __proto__: WebInspector.Setting.prototype
-};
+}
 
 /**
  * @constructor
  * @param {boolean} experimentsEnabled
  */
 WebInspector.ExperimentsSettings = function(experimentsEnabled)
 {
     this._experimentsEnabled = experimentsEnabled;
     this._setting = WebInspector.settings.createSetting("experiments", {});
     this._experiments = [];
@@ skipping 326 matching lines @@
     {
         // If there are too many breakpoints in a storage, it is likely due to a recent bug that caused
         // periodical breakpoints duplication leading to inspector slowness.
         if (breakpointsSetting.get().length > maxBreakpointsCount)
             breakpointsSetting.set([]);
     }
 }
 
 WebInspector.settings = new WebInspector.Settings();
 WebInspector.experimentsSettings = new WebInspector.ExperimentsSettings(WebInspector.queryParam("experiments") !== null);