ethers.js/lib.esm/providers/provider-websocket.js
2022-09-29 22:57:27 -04:00

43 lines
1.2 KiB
JavaScript

import { WebSocket as _WebSocket } from "./ws.js"; /*-browser*/
import { SocketProvider } from "./provider-socket.js";
export class WebSocketProvider extends SocketProvider {
#websocket;
get websocket() {
if (this.#websocket == null) {
throw new Error("websocket closed");
}
return this.#websocket;
}
constructor(url, network) {
super(network);
if (typeof (url) === "string") {
this.#websocket = new _WebSocket(url);
}
else {
this.#websocket = url;
}
this.websocket.onopen = async () => {
try {
await this._start();
}
catch (error) {
console.log("failed to start WebsocketProvider", error);
// @TODO: now what? Attempt reconnect?
}
};
this.websocket.onmessage = (message) => {
this._processMessage(message.data);
};
}
async _write(message) {
this.websocket.send(message);
}
async destroy() {
if (this.#websocket == null) {
return;
}
this.#websocket.close();
this.#websocket = null;
}
}
//# sourceMappingURL=provider-websocket.js.map