1/*
2 * Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
3 * Copyright (C) 2001 Peter Kelly (pmk@post.com)
4 * Copyright (C) 2003, 2007 Apple Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#include "config.h"
24#include "Completion.h"
25
26#include "CallFrame.h"
27#include "JSGlobalObject.h"
28#include "JSLock.h"
29#include "Interpreter.h"
30#include "Parser.h"
31#include "Debugger.h"
32#include <stdio.h>
33
34namespace JSC {
35
36Completion checkSyntax(ExecState* exec, const SourceCode& source)
37{
38 JSLock lock(exec);
39 ASSERT(exec->globalData().identifierTable == currentIdentifierTable());
40
41 RefPtr<ProgramExecutable> program = ProgramExecutable::create(exec, source);
42 JSObject* error = program->checkSyntax(exec);
43 if (error)
44 return Completion(Throw, error);
45
46 return Completion(Normal);
47}
48
49Completion evaluate(ExecState* exec, ScopeChain& scopeChain, const SourceCode& source, JSValue thisValue)
50{
51 JSLock lock(exec);
52 ASSERT(exec->globalData().identifierTable == currentIdentifierTable());
53
54 RefPtr<ProgramExecutable> program = ProgramExecutable::create(exec, source);
55 JSObject* error = program->compile(exec, scopeChain.node());
56 if (error)
57 return Completion(Throw, error);
58
59 JSObject* thisObj = (!thisValue || thisValue.isUndefinedOrNull()) ? exec->dynamicGlobalObject() : thisValue.toObject(exec);
60
61 JSValue exception;
62 JSValue result = exec->interpreter()->execute(program.get(), exec, scopeChain.node(), thisObj, exception: &exception);
63
64 if (exception) {
65 if (exception.isObject() && asObject(value: exception)->isWatchdogException())
66 return Completion(Interrupted, exception);
67 return Completion(Throw, exception);
68 }
69 return Completion(Normal, result);
70}
71
72} // namespace JSC
73

source code of qtscript/src/3rdparty/javascriptcore/JavaScriptCore/runtime/Completion.cpp