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authorSteve Block <steveblock@google.com>2011-05-06 11:45:16 +0100
committerSteve Block <steveblock@google.com>2011-05-12 13:44:10 +0100
commitcad810f21b803229eb11403f9209855525a25d57 (patch)
tree29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /JavaScriptCore/runtime/FunctionConstructor.cpp
parent121b0cf4517156d0ac5111caf9830c51b69bae8f (diff)
downloadexternal_webkit-cad810f21b803229eb11403f9209855525a25d57.zip
external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz
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Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'JavaScriptCore/runtime/FunctionConstructor.cpp')
-rw-r--r--JavaScriptCore/runtime/FunctionConstructor.cpp119
1 files changed, 0 insertions, 119 deletions
diff --git a/JavaScriptCore/runtime/FunctionConstructor.cpp b/JavaScriptCore/runtime/FunctionConstructor.cpp
deleted file mode 100644
index 45b4802..0000000
--- a/JavaScriptCore/runtime/FunctionConstructor.cpp
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
- * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#include "config.h"
-#include "FunctionConstructor.h"
-
-#include "Debugger.h"
-#include "ExceptionHelpers.h"
-#include "FunctionPrototype.h"
-#include "JSFunction.h"
-#include "JSGlobalObject.h"
-#include "JSString.h"
-#include "Lexer.h"
-#include "Nodes.h"
-#include "Parser.h"
-#include "UStringBuilder.h"
-#include "UStringConcatenate.h"
-
-namespace JSC {
-
-ASSERT_CLASS_FITS_IN_CELL(FunctionConstructor);
-
-FunctionConstructor::FunctionConstructor(ExecState* exec, JSGlobalObject* globalObject, NonNullPassRefPtr<Structure> structure, FunctionPrototype* functionPrototype)
- : InternalFunction(&exec->globalData(), globalObject, structure, Identifier(exec, functionPrototype->classInfo()->className))
-{
- putDirectWithoutTransition(exec->propertyNames().prototype, functionPrototype, DontEnum | DontDelete | ReadOnly);
-
- // Number of arguments for constructor
- putDirectWithoutTransition(exec->propertyNames().length, jsNumber(1), ReadOnly | DontDelete | DontEnum);
-}
-
-static EncodedJSValue JSC_HOST_CALL constructWithFunctionConstructor(ExecState* exec)
-{
- ArgList args(exec);
- return JSValue::encode(constructFunction(exec, args));
-}
-
-ConstructType FunctionConstructor::getConstructData(ConstructData& constructData)
-{
- constructData.native.function = constructWithFunctionConstructor;
- return ConstructTypeHost;
-}
-
-static EncodedJSValue JSC_HOST_CALL callFunctionConstructor(ExecState* exec)
-{
- ArgList args(exec);
- return JSValue::encode(constructFunction(exec, args));
-}
-
-// ECMA 15.3.1 The Function Constructor Called as a Function
-CallType FunctionConstructor::getCallData(CallData& callData)
-{
- callData.native.function = callFunctionConstructor;
- return CallTypeHost;
-}
-
-// ECMA 15.3.2 The Function Constructor
-JSObject* constructFunction(ExecState* exec, const ArgList& args, const Identifier& functionName, const UString& sourceURL, int lineNumber)
-{
- // Functions need to have a space following the opening { due to for web compatibility
- // see https://bugs.webkit.org/show_bug.cgi?id=24350
- // We also need \n before the closing } to handle // comments at the end of the last line
- UString program;
- if (args.isEmpty())
- program = "(function() { \n})";
- else if (args.size() == 1)
- program = makeUString("(function() { ", args.at(0).toString(exec), "\n})");
- else {
- UStringBuilder builder;
- builder.append("(function(");
- builder.append(args.at(0).toString(exec));
- for (size_t i = 1; i < args.size() - 1; i++) {
- builder.append(",");
- builder.append(args.at(i).toString(exec));
- }
- builder.append(") { ");
- builder.append(args.at(args.size() - 1).toString(exec));
- builder.append("\n})");
- program = builder.toUString();
- }
-
- JSGlobalObject* globalObject = exec->lexicalGlobalObject();
- JSGlobalData& globalData = globalObject->globalData();
- SourceCode source = makeSource(program, sourceURL, lineNumber);
- JSObject* exception = 0;
- RefPtr<FunctionExecutable> function = FunctionExecutable::fromGlobalCode(functionName, exec, exec->dynamicGlobalObject()->debugger(), source, &exception);
- if (!function) {
- ASSERT(exception);
- return throwError(exec, exception);
- }
-
- ScopeChain scopeChain(globalObject, &globalData, globalObject, exec->globalThisValue());
- return new (exec) JSFunction(exec, function, scopeChain.node());
-}
-
-// ECMA 15.3.2 The Function Constructor
-JSObject* constructFunction(ExecState* exec, const ArgList& args)
-{
- return constructFunction(exec, args, Identifier(exec, "anonymous"), UString(), 1);
-}
-
-} // namespace JSC