LCOV - code coverage report
Current view: directory - js/src/vm - BooleanObject.h (source / functions) Found Hit Coverage
Test: app.info Lines: 5 5 100.0 %
Date: 2012-06-02 Functions: 2 2 100.0 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2                 :  * vim: set ts=8 sw=4 et tw=78:
       3                 :  *
       4                 :  * ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is SpiderMonkey boolean object code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  * the Mozilla Foundation.
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *   Terrence Cole <tcole+code@mozilla.com> (original author)
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      29                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #ifndef BooleanObject_h___
      42                 : #define BooleanObject_h___
      43                 : 
      44                 : #include "mozilla/Attributes.h"
      45                 : 
      46                 : #include "jsbool.h"
      47                 : 
      48                 : namespace js {
      49                 : 
      50                 : class BooleanObject : public JSObject
      51                 : {
      52                 :     /* Stores this Boolean object's [[PrimitiveValue]]. */
      53                 :     static const unsigned PRIMITIVE_VALUE_SLOT = 0;
      54                 : 
      55                 :   public:
      56                 :     static const unsigned RESERVED_SLOTS = 1;
      57                 : 
      58                 :     /*
      59                 :      * Creates a new Boolean object boxing the given primitive bool.  The
      60                 :      * object's [[Prototype]] is determined from context.
      61                 :      */
      62                 :     static inline BooleanObject *create(JSContext *cx, bool b);
      63                 : 
      64                 :     /*
      65                 :      * Identical to create(), but uses |proto| as [[Prototype]].  This method
      66                 :      * must not be used to create |Boolean.prototype|.
      67                 :      */
      68                 :     static inline BooleanObject *createWithProto(JSContext *cx, bool b, JSObject &proto);
      69                 : 
      70             225 :     bool unbox() const {
      71             225 :         return getFixedSlot(PRIMITIVE_VALUE_SLOT).toBoolean();
      72                 :     }
      73                 : 
      74                 :   private:
      75            6600 :     inline void setPrimitiveValue(bool b) {
      76            6600 :         setFixedSlot(PRIMITIVE_VALUE_SLOT, BooleanValue(b));
      77            6600 :     }
      78                 : 
      79                 :     /* For access to init, as Boolean.prototype is special. */
      80                 :     friend JSObject *
      81                 :     ::js_InitBooleanClass(JSContext *cx, JSObject *global);
      82                 : 
      83                 :   private:
      84                 :     BooleanObject() MOZ_DELETE;
      85                 :     BooleanObject &operator=(const BooleanObject &bo) MOZ_DELETE;
      86                 : };
      87                 : 
      88                 : } // namespace js
      89                 : 
      90                 : #endif /* BooleanObject_h__ */

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