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/* global __webpack_dev_server_client__ */
const getSocketUrlParts = require('./utils/getSocketUrlParts.js');
const getUrlFromParts = require('./utils/getUrlFromParts');
const getWDSMetadata = require('./utils/getWDSMetadata');
/**
* Initializes a socket server for HMR for webpack-dev-server.
* @param {function(*): void} messageHandler A handler to consume Webpack compilation messages.
* @param {string} [resourceQuery] Webpack's `__resourceQuery` string.
* @returns {void}
*/
function initWDSSocket(messageHandler, resourceQuery) {
if (typeof __webpack_dev_server_client__ !== 'undefined') {
let SocketClient = __webpack_dev_server_client__;
if (typeof __webpack_dev_server_client__.default !== 'undefined') {
SocketClient = __webpack_dev_server_client__.default;
}
const wdsMeta = getWDSMetadata(SocketClient);
const urlParts = getSocketUrlParts(resourceQuery, wdsMeta);
const connection = new SocketClient(getUrlFromParts(urlParts, wdsMeta));
connection.onMessage(function onSocketMessage(data) {
const message = JSON.parse(data);
messageHandler(message);
});
}
}
module.exports = { init: initWDSSocket };
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