ErrorPrototype.cpp [plain text]
#include "config.h"
#include "ErrorPrototype.h"
#include "JSFunction.h"
#include "JSString.h"
#include "JSStringBuilder.h"
#include "ObjectPrototype.h"
#include "StringRecursionChecker.h"
#include "UString.h"
namespace JSC {
ASSERT_CLASS_FITS_IN_CELL(ErrorPrototype);
static EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState*);
}
#include "ErrorPrototype.lut.h"
namespace JSC {
const ClassInfo ErrorPrototype::s_info = { "Error", &ErrorInstance::s_info, 0, ExecState::errorPrototypeTable };
ASSERT_CLASS_FITS_IN_CELL(ErrorPrototype);
ErrorPrototype::ErrorPrototype(ExecState* exec, JSGlobalObject* globalObject, Structure* structure)
: ErrorInstance(exec->globalData(), structure)
{
putDirect(exec->globalData(), exec->propertyNames().name, jsNontrivialString(exec, "Error"), DontEnum);
ASSERT(inherits(&s_info));
putAnonymousValue(globalObject->globalData(), 0, globalObject);
}
bool ErrorPrototype::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot &slot)
{
return getStaticFunctionSlot<ErrorInstance>(exec, ExecState::errorPrototypeTable(exec), this, propertyName, slot);
}
bool ErrorPrototype::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
{
return getStaticFunctionDescriptor<ErrorInstance>(exec, ExecState::errorPrototypeTable(exec), this, propertyName, descriptor);
}
EncodedJSValue JSC_HOST_CALL errorProtoFuncToString(ExecState* exec)
{
JSObject* thisObj = exec->hostThisValue().toThisObject(exec);
StringRecursionChecker checker(exec, thisObj);
if (EncodedJSValue earlyReturnValue = checker.earlyReturnValue())
return earlyReturnValue;
JSValue name = thisObj->get(exec, exec->propertyNames().name);
JSValue message = thisObj->get(exec, exec->propertyNames().message);
if (!name.isUndefined()) {
if (!message.isUndefined())
return JSValue::encode(jsMakeNontrivialString(exec, name.toString(exec), ": ", message.toString(exec)));
return JSValue::encode(jsNontrivialString(exec, name.toString(exec)));
}
if (!message.isUndefined())
return JSValue::encode(jsMakeNontrivialString(exec, "Error: ", message.toString(exec)));
return JSValue::encode(jsNontrivialString(exec, "Error"));
}
}