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/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "JSInjectedScriptHost.h"
#if ENABLE(INSPECTOR)
#include "DateInstance.h"
#include "Error.h"
#include "InjectedScriptHost.h"
#include "JSArray.h"
#include "JSFunction.h"
#include "JSInjectedScriptHostPrototype.h"
#include "JSTypedArrays.h"
#include "ObjectConstructor.h"
#include "JSCInlines.h"
#include "RegExpObject.h"
#include "SourceCode.h"
#include "TypedArrayInlines.h"
using namespace JSC;
namespace Inspector {
const ClassInfo JSInjectedScriptHost::s_info = { "InjectedScriptHost", &Base::s_info, 0, CREATE_METHOD_TABLE(JSInjectedScriptHost) };
JSInjectedScriptHost::JSInjectedScriptHost(VM& vm, Structure* structure, PassRefPtr<InjectedScriptHost> impl)
: JSDestructibleObject(vm, structure)
, m_impl(impl.leakRef())
{
}
void JSInjectedScriptHost::finishCreation(VM& vm)
{
Base::finishCreation(vm);
ASSERT(inherits(info()));
}
JSObject* JSInjectedScriptHost::createPrototype(VM& vm, JSGlobalObject* globalObject)
{
return JSInjectedScriptHostPrototype::create(vm, globalObject, JSInjectedScriptHostPrototype::createStructure(vm, globalObject, globalObject->objectPrototype()));
}
void JSInjectedScriptHost::destroy(JSC::JSCell* cell)
{
JSInjectedScriptHost* thisObject = static_cast<JSInjectedScriptHost*>(cell);
thisObject->JSInjectedScriptHost::~JSInjectedScriptHost();
}
void JSInjectedScriptHost::releaseImpl()
{
if (m_impl) {
m_impl->deref();
m_impl = nullptr;
}
}
JSInjectedScriptHost::~JSInjectedScriptHost()
{
releaseImpl();
}
JSValue JSInjectedScriptHost::evaluate(ExecState* exec) const
{
JSGlobalObject* globalObject = exec->lexicalGlobalObject();
return globalObject->evalFunction();
}
JSValue JSInjectedScriptHost::internalConstructorName(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
JSObject* thisObject = jsCast<JSObject*>(exec->uncheckedArgument(0).toThis(exec, NotStrictMode));
String result = thisObject->methodTable()->className(thisObject);
return jsString(exec, result);
}
JSValue JSInjectedScriptHost::isHTMLAllCollection(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
JSValue value = exec->uncheckedArgument(0);
return jsBoolean(impl().isHTMLAllCollection(value));
}
JSValue JSInjectedScriptHost::type(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
JSValue value = exec->uncheckedArgument(0);
if (value.isString())
return exec->vm().smallStrings.stringString();
if (value.isBoolean())
return exec->vm().smallStrings.booleanString();
if (value.isNumber())
return exec->vm().smallStrings.numberString();
if (value.inherits(JSArray::info()))
return jsNontrivialString(exec, ASCIILiteral("array"));
if (value.inherits(DateInstance::info()))
return jsNontrivialString(exec, ASCIILiteral("date"));
if (value.inherits(RegExpObject::info()))
return jsNontrivialString(exec, ASCIILiteral("regexp"));
if (value.inherits(JSInt8Array::info()) || value.inherits(JSInt16Array::info()) || value.inherits(JSInt32Array::info()))
return jsNontrivialString(exec, ASCIILiteral("array"));
if (value.inherits(JSUint8Array::info()) || value.inherits(JSUint16Array::info()) || value.inherits(JSUint32Array::info()))
return jsNontrivialString(exec, ASCIILiteral("array"));
if (value.inherits(JSFloat32Array::info()) || value.inherits(JSFloat64Array::info()))
return jsNontrivialString(exec, ASCIILiteral("array"));
return impl().type(exec, value);
}
JSValue JSInjectedScriptHost::functionDetails(ExecState* exec)
{
if (exec->argumentCount() < 1)
return jsUndefined();
JSValue value = exec->uncheckedArgument(0);
if (!value.asCell()->inherits(JSFunction::info()))
return jsUndefined();
JSFunction* function = jsCast<JSFunction*>(value);
const SourceCode* sourceCode = function->sourceCode();
if (!sourceCode)
return jsUndefined();
int lineNumber = sourceCode->firstLine();
if (lineNumber)
lineNumber -= 1; // In the inspector protocol all positions are 0-based while in SourceCode they are 1-based
String scriptID = String::number(sourceCode->provider()->asID());
JSObject* location = constructEmptyObject(exec);
location->putDirect(exec->vm(), Identifier(exec, "lineNumber"), jsNumber(lineNumber));
location->putDirect(exec->vm(), Identifier(exec, "scriptId"), jsString(exec, scriptID));
JSObject* result = constructEmptyObject(exec);
result->putDirect(exec->vm(), Identifier(exec, "location"), location);
String name = function->name(exec);
if (!name.isEmpty())
result->putDirect(exec->vm(), Identifier(exec, "name"), jsString(exec, name));
String displayName = function->displayName(exec);
if (!displayName.isEmpty())
result->putDirect(exec->vm(), Identifier(exec, "displayName"), jsString(exec, displayName));
// FIXME: provide function scope data in "scopesRaw" property when JSC supports it.
// <https://webkit.org/b/87192> [JSC] expose function (closure) inner context to debugger
return result;
}
JSValue JSInjectedScriptHost::getInternalProperties(ExecState*)
{
// FIXME: <https://webkit.org/b/94533> [JSC] expose object inner properties to debugger
return jsUndefined();
}
JSValue toJS(ExecState* exec, JSGlobalObject* globalObject, InjectedScriptHost* impl)
{
if (!impl)
return jsNull();
JSObject* prototype = JSInjectedScriptHost::createPrototype(exec->vm(), globalObject);
Structure* structure = JSInjectedScriptHost::createStructure(exec->vm(), globalObject, prototype);
JSInjectedScriptHost* injectedScriptHost = JSInjectedScriptHost::create(exec->vm(), structure, impl);
return injectedScriptHost;
}
JSInjectedScriptHost* toJSInjectedScriptHost(JSValue value)
{
return value.inherits(JSInjectedScriptHost::info()) ? jsCast<JSInjectedScriptHost*>(value) : nullptr;
}
} // namespace Inspector
#endif // ENABLE(INSPECTOR)
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