Value Value::makeError(JSContextRef ctx, const char *error)
{
JSValueRef exn;
JSValueRef args[] = { Value(ctx, String(ctx, error)) };
JSObjectRef errorObj = JSC_JSObjectMakeError(ctx, 1, args, &exn);
if (!errorObj) {
throw JSException(ctx, exn, "Exception making error");
}
return Value(ctx, errorObj);
}
Value Value::makeError(JSContextRef ctx, const char *error, const char *stack)
{
auto errorMsg = Value(ctx, String(ctx, error));
JSValueRef args[] = {errorMsg};
if (stack) {
// Using this instead of JSObjectMakeError to actually get a stack property.
// MakeError only sets it stack when returning from the invoked function, so we
// can't extend it here.
auto errorConstructor = Object::getGlobalObject(ctx).getProperty("Error").asObject();
auto jsError = errorConstructor.callAsConstructor({errorMsg});
auto fullStack = std::string(stack) + jsError.getProperty("stack").toString().str();
jsError.setProperty("stack", String(ctx, fullStack.c_str()));
return jsError;
} else {
JSValueRef exn;
JSObjectRef errorObj = JSC_JSObjectMakeError(ctx, 1, args, &exn);
if (!errorObj) {
throw JSException(ctx, exn, "Exception making error");
}
return Value(ctx, errorObj);
}
}
