1 /* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef V8BindingMacros_h 32 #define V8BindingMacros_h 33 34 namespace WebCore { 35 36 #define V8TRYCATCH(type, var, value) \ 37 type var; \ 38 { \ 39 v8::TryCatch block; \ 40 var = (value); \ 41 if (block.HasCaught()) \ 42 return block.ReThrow(); \ 43 } 44 45 #define V8TRYCATCH_RETURN(type, var, value, retVal) \ 46 type var; \ 47 { \ 48 v8::TryCatch block; \ 49 var = (value); \ 50 if (block.HasCaught()) { \ 51 block.ReThrow(); \ 52 return retVal; \ 53 } \ 54 } 55 56 #define V8TRYCATCH_VOID(type, var, value) \ 57 type var; \ 58 { \ 59 v8::TryCatch block; \ 60 var = (value); \ 61 if (block.HasCaught()) { \ 62 block.ReThrow(); \ 63 return; \ 64 } \ 65 } 66 67 #define V8TRYCATCH_WITH_TYPECHECK_VOID(type, var, value, isolate) \ 68 type var; \ 69 { \ 70 bool ok = true; \ 71 { \ 72 v8::TryCatch block; \ 73 var = (value); \ 74 if (block.HasCaught()) { \ 75 block.ReThrow(); \ 76 return; \ 77 } \ 78 } \ 79 if (UNLIKELY(!ok)) { \ 80 throwUninformativeAndGenericTypeError(isolate); \ 81 return; \ 82 } \ 83 } 84 85 #define V8TRYCATCH_FOR_V8STRINGRESOURCE_RETURN(type, var, value, retVal) \ 86 type var(value); \ 87 if (!var.prepare()) \ 88 return retVal; 89 90 #define V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(type, var, value) \ 91 type var(value); \ 92 if (!var.prepare()) \ 93 return; 94 95 } // namespace WebCore 96 97 #endif // V8BindingMacros_h 98