@connectrpc/connect-node
Version:
Connect is a family of libraries for building and consuming APIs on different languages and platforms, and [@connectrpc/connect](https://www.npmjs.com/package/@connectrpc/connect) brings type-safe APIs with Protobuf to TypeScript.
62 lines (61 loc) • 2.9 kB
JavaScript
;
// Copyright 2021-2025 The Connect Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.connectNodeAdapter = connectNodeAdapter;
const connect_1 = require("@connectrpc/connect");
const protocol_1 = require("@connectrpc/connect/protocol");
const node_universal_handler_js_1 = require("./node-universal-handler.js");
const compression_js_1 = require("./compression.js");
/**
* Create a Node.js request handler from a ConnectRouter.
*
* The returned function is compatible with http.RequestListener and its equivalent for http2.
*/
function connectNodeAdapter(options) {
var _a;
if (options.acceptCompression === undefined) {
options.acceptCompression = [compression_js_1.compressionGzip, compression_js_1.compressionBrotli];
}
const router = (0, connect_1.createConnectRouter)(options);
options.routes(router);
const prefix = (_a = options.requestPathPrefix) !== null && _a !== void 0 ? _a : "";
const paths = new Map();
for (const uHandler of router.handlers) {
paths.set(prefix + uHandler.requestPath, uHandler);
}
return function nodeRequestHandler(req, res) {
var _a, _b, _c, _d;
// Strip the query parameter when matching paths.
const uHandler = paths.get((_b = (_a = req.url) === null || _a === void 0 ? void 0 : _a.split("?", 2)[0]) !== null && _b !== void 0 ? _b : "");
if (!uHandler) {
((_c = options.fallback) !== null && _c !== void 0 ? _c : fallback)(req, res);
return;
}
const uReq = (0, node_universal_handler_js_1.universalRequestFromNodeRequest)(req, res, undefined, (_d = options.contextValues) === null || _d === void 0 ? void 0 : _d.call(options, req));
uHandler(uReq)
.then((uRes) => (0, node_universal_handler_js_1.universalResponseToNodeResponse)(uRes, res))
.catch((reason) => {
if (connect_1.ConnectError.from(reason).code == connect_1.Code.Aborted) {
return;
}
// eslint-disable-next-line no-console
console.error(`handler for rpc ${uHandler.method.name} of ${uHandler.service.typeName} failed`, reason);
});
};
}
const fallback = (request, response) => {
response.writeHead(protocol_1.uResponseNotFound.status);
response.end();
};