char* JSValue::description()
{
static const size_t size = 32;
static char description[size];
if (!*this)
snprintf(description, size, "<JSValue()>");
else if (isInt32())
snprintf(description, size, "Int32: %d", asInt32());
else if (isDouble())
snprintf(description, size, "Double: %lf", asDouble());
else if (isCell())
snprintf(description, size, "Cell: %p", asCell());
else if (isTrue())
snprintf(description, size, "True");
else if (isFalse())
snprintf(description, size, "False");
else if (isNull())
snprintf(description, size, "Null");
else {
ASSERT(isUndefined());
snprintf(description, size, "Undefined");
}
return description;
}
int32 OSCArgument::getInt32() const noexcept
{
if (isInt32())
return intValue;
jassertfalse; // you must check the type of an argument before attempting to get its value!
return 0;
}
double CppVariant::toDouble() const
{
if (isInt32())
return static_cast<double>(value.intValue);
if (isDouble())
return value.doubleValue;
WEBKIT_ASSERT_NOT_REACHED();
return 0;
}
double JSValue::toNumberSlowCase(ExecState* exec) const
{
ASSERT(!isInt32() && !isDouble());
if (isCell())
return asCell()->toNumber(exec);
if (isTrue())
return 1.0;
return isUndefined() ? PNaN : 0; // null and false both convert to 0.
}
int32_t CppVariant::toInt32() const
{
if (isInt32())
return value.intValue;
if (isDouble())
return static_cast<int32_t>(value.doubleValue);
BLINK_ASSERT_NOT_REACHED();
return 0;
}
JSObject* JSValue::toThisObjectSlowCase(ExecState* exec) const
{
ASSERT(!isCell());
if (isInt32() || isDouble())
return constructNumber(exec, asValue());
if (isTrue() || isFalse())
return constructBooleanFromImmediateBoolean(exec, asValue());
ASSERT(isUndefinedOrNull());
return exec->globalThisValue();
}
void OSCServerThread::run()
{
oscpkt::UdpSocket server;
server.bindTo(this->port);
if (!server.isOk()) {
std::cerr << "Error opening OSC server at " << port
<< std::endl;
return;
}
std::cout << "Started OSC Server at " << port << std::endl;
oscpkt::PacketReader reader;
oscpkt::PacketWriter writer;
while (server.isOk() && !mustQuit) {
if (server.receiveNextPacket(30)) {
reader.init(server.packetData(), server.packetSize());
oscpkt::Message *msg;
while (reader.isOk() &&
(msg = reader.popMessage()) != 0) {
QVariantList message;
message.append(QString::fromStdString(
msg->addressPattern()));
auto args = msg->arg();
while (!args.isOkNoMoreArgs()) {
if (args.isInt32()) {
int32_t i;
args = args.popInt32(i);
message.append(i);
} else if (args.isInt64()) {
int64_t i;
args = args.popInt64(i);
message.append(
static_cast<qlonglong>(i));
} else if (args.isFloat()) {
float f;
args = args.popFloat(f);
message.append(f);
} else if (args.isDouble()) {
double d;
args = args.popDouble(d);
message.append(d);
} else if (args.isStr()) {
std::string s;
args = args.popStr(s);
message.append(
QString::fromStdString(s));
}
}
emit messageIn(message);
}
}
}
}
JSObject* JSValue::toObjectSlowCase(ExecState* exec) const
{
ASSERT(!isCell());
if (isInt32() || isDouble())
return constructNumber(exec, asValue());
if (isTrue() || isFalse())
return constructBooleanFromImmediateBoolean(exec, asValue());
ASSERT(isUndefinedOrNull());
JSNotAnObjectErrorStub* exception = createNotAnObjectErrorStub(exec, isNull());
exec->setException(exception);
return new (exec) JSNotAnObject(exec, exception);
}
JSValue JSValue::toThisSlowCase(ExecState* exec, ECMAMode ecmaMode) const
{
ASSERT(!isCell());
if (ecmaMode == StrictMode)
return *this;
if (isInt32() || isDouble())
return constructNumber(exec, exec->lexicalGlobalObject(), asValue());
if (isTrue() || isFalse())
return constructBooleanFromImmediateBoolean(exec, exec->lexicalGlobalObject(), asValue());
ASSERT(isUndefinedOrNull());
return exec->globalThisValue();
}
JSObject* JSValue::toObjectSlowCase(ExecState* exec, JSGlobalObject* globalObject) const
{
VM& vm = exec->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
ASSERT(!isCell());
if (isInt32() || isDouble())
return constructNumber(exec, globalObject, asValue());
if (isTrue() || isFalse())
return constructBooleanFromImmediateBoolean(exec, globalObject, asValue());
ASSERT(isUndefinedOrNull());
throwException(exec, scope, createNotAnObjectError(exec, *this));
return nullptr;
}
String JSValue::toWTFStringSlowCase(ExecState* exec) const
{
VM& vm = exec->vm();
if (isInt32())
return vm.numericStrings.add(asInt32());
if (isDouble())
return vm.numericStrings.add(asDouble());
if (isTrue())
return vm.propertyNames->trueKeyword.string();
if (isFalse())
return vm.propertyNames->falseKeyword.string();
if (isNull())
return vm.propertyNames->nullKeyword.string();
if (isUndefined())
return vm.propertyNames->undefinedKeyword.string();
return toString(exec)->value(exec);
}
JSString* JSValue::toStringSlowCase(ExecState* exec, bool returnEmptyStringOnError) const
{
VM& vm = exec->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
auto errorValue = [&] () -> JSString* {
if (returnEmptyStringOnError)
return jsEmptyString(exec);
return nullptr;
};
ASSERT(!isString());
if (isInt32()) {
auto integer = asInt32();
if (static_cast<unsigned>(integer) <= 9)
return vm.smallStrings.singleCharacterString(integer + '0');
return jsNontrivialString(&vm, vm.numericStrings.add(integer));
}
if (isDouble())
return jsString(&vm, vm.numericStrings.add(asDouble()));
if (isTrue())
return vm.smallStrings.trueString();
if (isFalse())
return vm.smallStrings.falseString();
if (isNull())
return vm.smallStrings.nullString();
if (isUndefined())
return vm.smallStrings.undefinedString();
if (isSymbol()) {
throwTypeError(exec, scope, ASCIILiteral("Cannot convert a symbol to a string"));
return errorValue();
}
ASSERT(isCell());
JSValue value = asCell()->toPrimitive(exec, PreferString);
if (vm.exception())
return errorValue();
ASSERT(!value.isObject());
JSString* result = value.toString(exec);
if (vm.exception())
return errorValue();
return result;
}
void JSValue::dumpForBacktrace(PrintStream& out) const
{
if (!*this)
out.print("<JSValue()>");
else if (isInt32())
out.printf("%d", asInt32());
else if (isDouble())
out.printf("%lf", asDouble());
else if (isCell()) {
if (asCell()->inherits(JSString::info())) {
JSString* string = jsCast<JSString*>(asCell());
const StringImpl* impl = string->tryGetValueImpl();
if (impl)
out.print("\"", impl, "\"");
else
out.print("(unresolved string)");
} else if (asCell()->inherits(Structure::info())) {
out.print("Structure[ ", asCell()->structure()->classInfo()->className);
#if USE(JSVALUE64)
out.print(" ID: ", asCell()->structureID());
#endif
out.print("]: ", RawPointer(asCell()));
} else {
out.print("Cell[", asCell()->structure()->classInfo()->className);
#if USE(JSVALUE64)
out.print(" ID: ", asCell()->structureID());
#endif
out.print("]: ", RawPointer(asCell()));
}
} else if (isTrue())
out.print("True");
else if (isFalse())
out.print("False");
else if (isNull())
out.print("Null");
else if (isUndefined())
out.print("Undefined");
else
out.print("INVALID");
}
double JSValue::toIntegerPreserveNaN(ExecState* exec) const
{
if (isInt32())
return asInt32();
return trunc(toNumber(exec));
}
void JSValue::dumpInContextAssumingStructure(
PrintStream& out, DumpContext* context, Structure* structure) const
{
if (!*this)
out.print("<JSValue()>");
else if (isInt32())
out.printf("Int32: %d", asInt32());
else if (isDouble()) {
#if USE(JSVALUE64)
out.printf("Double: %lld, %lf", (long long)reinterpretDoubleToInt64(asDouble()), asDouble());
#else
union {
double asDouble;
uint32_t asTwoInt32s[2];
} u;
u.asDouble = asDouble();
out.printf("Double: %08x:%08x, %lf", u.asTwoInt32s[1], u.asTwoInt32s[0], asDouble());
#endif
} else if (isCell()) {
if (structure->classInfo()->isSubClassOf(JSString::info())) {
JSString* string = jsCast<JSString*>(asCell());
out.print("String");
if (string->isRope())
out.print(" (rope)");
const StringImpl* impl = string->tryGetValueImpl();
if (impl) {
if (impl->isAtomic())
out.print(" (atomic)");
if (impl->isAtomic())
out.print(" (identifier)");
if (impl->isSymbol())
out.print(" (symbol)");
} else
out.print(" (unresolved)");
out.print(": ", impl);
} else if (structure->classInfo()->isSubClassOf(Symbol::info()))
out.print("Symbol: ", RawPointer(asCell()));
else if (structure->classInfo()->isSubClassOf(Structure::info()))
out.print("Structure: ", inContext(*jsCast<Structure*>(asCell()), context));
else if (structure->classInfo()->isSubClassOf(JSObject::info())) {
out.print("Object: ", RawPointer(asCell()));
out.print(" with butterfly ", RawPointer(asObject(asCell())->butterfly()));
out.print(" (", inContext(*structure, context), ")");
} else {
out.print("Cell: ", RawPointer(asCell()));
out.print(" (", inContext(*structure, context), ")");
}
#if USE(JSVALUE64)
out.print(", ID: ", asCell()->structureID());
#endif
} else if (isTrue())
out.print("True");
else if (isFalse())
out.print("False");
else if (isNull())
out.print("Null");
else if (isUndefined())
out.print("Undefined");
else
out.print("INVALID");
}