AdblockPlus::JsValuePtr AdblockPlus::JsValue::Call(const JsValueList& params, JsValuePtr thisPtr) const { if (!IsFunction()) throw new std::runtime_error("Attempting to call a non-function"); const JsContext context(jsEngine); if (!thisPtr) { v8::Local<v8::Context> localContext = v8::Local<v8::Context>::New(jsEngine->GetIsolate(), *jsEngine->context); thisPtr = JsValuePtr(new JsValue(jsEngine, localContext->Global())); } if (!thisPtr->IsObject()) throw new std::runtime_error("`this` pointer has to be an object"); v8::Local<v8::Object> thisObj = v8::Local<v8::Object>::Cast(thisPtr->UnwrapValue()); std::vector<v8::Handle<v8::Value>> argv; for (JsValueList::const_iterator it = params.begin(); it != params.end(); ++it) argv.push_back((*it)->UnwrapValue()); const v8::TryCatch tryCatch; v8::Local<v8::Function> func = v8::Local<v8::Function>::Cast(UnwrapValue()); v8::Local<v8::Value> result = func->Call(thisObj, argv.size(), argv.size() ? &argv.front() : 0); if (tryCatch.HasCaught()) throw JsError(tryCatch.Exception(), tryCatch.Message()); return JsValuePtr(new JsValue(jsEngine, result)); }