Created
June 17, 2015 17:19
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Remote REPL with WebSockets
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| (function (window) { | |
| 'use strict' | |
| var Socket = function (url) { | |
| this.url = url || 'ws://localhost:10001' | |
| this.connect() | |
| } | |
| Socket.prototype.connect = function () { | |
| try { | |
| var socket = new WebSocket(this.url) | |
| socket.onmessage = function (message) { | |
| try { | |
| socket.send(JSON.stringify(eval(message.data))) | |
| } catch (e) { | |
| socket.send(JSON.stringify({ | |
| "error": { | |
| "message": e.message, | |
| "trace": e.trace | |
| } | |
| })) | |
| } | |
| } | |
| this.socket = socket | |
| } | |
| catch (e) { | |
| var that = this | |
| setTimeout(function () { | |
| console.warn("Reconnection to remote REPL on " + that.url) | |
| that.connect() | |
| }, 1000) | |
| } | |
| } | |
| window.Socket = Socket | |
| })(window) |
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| <!doctype html> | |
| <script src="repl.js" charset="utf-8"></script> | |
| <script> | |
| var socket = new Socket() | |
| </script> |
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| { | |
| "name": "remote-repl", | |
| "version": "1.0.0", | |
| "description": "", | |
| "main": "index.js", | |
| "scripts": { | |
| "start": "coffee repl.coffee" | |
| }, | |
| "author": "", | |
| "license": "ISC", | |
| "dependencies": { | |
| "coffee-script": "1.9.3", | |
| "faye-websocket": "0.9.4" | |
| } | |
| } |
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| WebSocket = require 'faye-websocket' | |
| http = require 'http' | |
| readline = require 'readline' | |
| server = http.createServer() | |
| server.on 'upgrade', (request, socket, body) -> | |
| if WebSocket.isWebSocket request | |
| ws = new WebSocket request, socket, body | |
| rl = readline.createInterface | |
| input: process.stdin, | |
| output: process.stdout | |
| rl.question "> ", (command) -> | |
| ws.send command | |
| ws.on 'message', (event) -> | |
| try | |
| console.log JSON.parse event.data | |
| catch | |
| console.log event.data | |
| rl.question "> ", (command) -> | |
| ws.send command | |
| ws.on 'close', (event) -> | |
| console.log 'close', event.code, event.reason | |
| rl.close() | |
| ws = null | |
| server.listen 10001, -> | |
| console.log 'Listening on port 10001' |
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