LCOV - app.info - tools/profiler/JSObjectBuilder.h

LCOV - code coverage report
| Current view: | directory - tools/profiler - JSObjectBuilder.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 37 | 0 | 0.0 %
| Date: | 2012-04-21 | Functions: | 7 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is mozilla.org code.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * Mozilla Foundation.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 2012
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Jeff Muizelaar <jmuizelaar@mozilla.com>
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : #include "jsapi.h"
          40                 :
          41                 : /* this is handy wrapper around JSAPI to make it more pleasant to use.
          42                 :  * We collect the JSAPI errors and so that callers don't need to */
          43                 : class JSObjectBuilder
          44                 : {
          45                 :   public:
          46                 :
          47               0 :   void DefineProperty(JSObject *aObject, const char *name, JSObject *aValue)
          48                 :   {
          49               0 :     if (!mOk)
          50               0 :       return;
          51                 :
          52               0 :     mOk = JS_DefineProperty(mCx, aObject, name, OBJECT_TO_JSVAL(aValue), NULL, NULL, JSPROP_ENUMERATE);
          53                 :   }
          54                 :
          55                 :   void DefineProperty(JSObject *aObject, const char *name, int value)
          56                 :   {
          57                 :     if (!mOk)
          58                 :       return;
          59                 :
          60                 :     mOk = JS_DefineProperty(mCx, aObject, name, INT_TO_JSVAL(value), NULL, NULL, JSPROP_ENUMERATE);
          61                 :   }
          62                 :
          63                 :   void DefineProperty(JSObject *aObject, const char *name, double value)
          64                 :   {
          65                 :     if (!mOk)
          66                 :       return;
          67                 :
          68                 :     mOk = JS_DefineProperty(mCx, aObject, name, DOUBLE_TO_JSVAL(value), NULL, NULL, JSPROP_ENUMERATE);
          69                 :   }
          70                 :
          71               0 :   void DefineProperty(JSObject *aObject, const char *name, nsAString &value)
          72                 :   {
          73               0 :     if (!mOk)
          74               0 :       return;
          75                 :
          76               0 :     const nsString &flat = PromiseFlatString(value);
          77               0 :     JSString *string = JS_NewUCStringCopyN(mCx, static_cast<const jschar*>(flat.get()), flat.Length());
          78               0 :     if (!string)
          79               0 :       mOk = JS_FALSE;
          80                 :
          81               0 :     if (!mOk)
          82                 :       return;
          83                 :
          84               0 :     mOk = JS_DefineProperty(mCx, aObject, name, STRING_TO_JSVAL(string), NULL, NULL, JSPROP_ENUMERATE);
          85                 :   }
          86                 :
          87               0 :   void DefineProperty(JSObject *aObject, const char *name, const char *value)
          88                 :   {
          89               0 :     nsAutoString string = NS_ConvertASCIItoUTF16(value);
          90               0 :     DefineProperty(aObject, name, string);
          91               0 :   }
          92                 :
          93                 :   void ArrayPush(JSObject *aArray, int value)
          94                 :   {
          95                 :     if (!mOk)
          96                 :       return;
          97                 :
          98                 :     jsval objval = INT_TO_JSVAL(value);
          99                 :     uint32_t length;
         100                 :     mOk = JS_GetArrayLength(mCx, aArray, &length);
         101                 :
         102                 :     if (!mOk)
         103                 :       return;
         104                 :
         105                 :     mOk = JS_SetElement(mCx, aArray, length, &objval);
         106                 :   }
         107                 :
         108                 :
         109               0 :   void ArrayPush(JSObject *aArray, JSObject *aObject)
         110                 :   {
         111               0 :     if (!mOk)
         112               0 :       return;
         113                 :
         114               0 :     jsval objval = OBJECT_TO_JSVAL(aObject);
         115                 :     uint32_t length;
         116               0 :     mOk = JS_GetArrayLength(mCx, aArray, &length);
         117                 :
         118               0 :     if (!mOk)
         119               0 :       return;
         120                 :
         121               0 :     mOk = JS_SetElement(mCx, aArray, length, &objval);
         122                 :   }
         123                 :
         124               0 :   JSObject *CreateArray() {
         125               0 :     JSObject *array = JS_NewArrayObject(mCx, 0, NULL);
         126               0 :     if (!array)
         127               0 :       mOk = JS_FALSE;
         128                 :
         129               0 :     return array;
         130                 :   }
         131                 :
         132               0 :   JSObject *CreateObject() {
         133               0 :     JSObject *obj = JS_NewObject(mCx, NULL, NULL, NULL);
         134               0 :     if (!obj)
         135               0 :       mOk = JS_FALSE;
         136                 :
         137               0 :     return obj;
         138                 :   }
         139                 :
         140                 :
         141                 :   // We need to ensure that this object lives on the stack so that GC sees it properly
         142               0 :   JSObjectBuilder(JSContext *aCx) : mCx(aCx), mOk(JS_TRUE)
         143                 :   {
         144               0 :   }
         145                 :   private:
         146                 :   JSObjectBuilder(JSObjectBuilder&);
         147                 :
         148                 :   JSContext *mCx;
         149                 :   JSObject *mObj;
         150                 :   JSBool mOk;
         151                 : };
         152                 :
         153                 :

Generated by: LCOV version 1.7