UString JSImmediate::toString(JSValuePtr v)
{
ASSERT(isImmediate(v));
if (isIntegerNumber(v))
return UString::from(getTruncatedInt32(v));
#if USE(ALTERNATE_JSIMMEDIATE)
if (isNumber(v)) {
ASSERT(isDoubleNumber(v));
double value = doubleValue(v);
if (value == 0.0) // +0.0 or -0.0
return "0";
return UString::from(value);
}
#else
ASSERT(!isNumber(v));
#endif
if (jsBoolean(false) == v)
return "false";
if (jsBoolean(true) == v)
return "true";
if (v.isNull())
return "null";
ASSERT(v.isUndefined());
return "undefined";
}
JSValuePtr errorProtoFuncToString(ExecState* exec, JSObject*, JSValuePtr thisValue, const ArgList&)
{
JSObject* thisObj = thisValue->toThisObject(exec);
UString s = "Error";
JSValuePtr v = thisObj->get(exec, exec->propertyNames().name);
if (!v->isUndefined())
s = v->toString(exec);
v = thisObj->get(exec, exec->propertyNames().message);
if (!v->isUndefined()) {
// Mozilla-compatible format.
s += ": ";
s += v->toString(exec);
}
return jsNontrivialString(exec, s);
}
bool JSValueIsUndefined(JSContextRef, JSValueRef value)
{
JSValuePtr jsValue = toJS(value);
return jsValue.isUndefined();
}