build-livelify-node.js

build-livelify-node.js

/*global require, __dirname*/

let fs = require("fs"),
    path = require("path"),
    x = require("child_process").execSync;

if (!fs.existsSync("babel-node.js")) {
  console.log("Donwloading babel-standalone");
  x("curl -k https://wzrd.in/standalone/babel-standalone > babel-node.js", {stdio: "inherit"});
}

let files = [
      require.resolve("systemjs/dist/system.src.js"),
      require.resolve("lively.modules/dist/lively.modules.js"),
      require.resolve("lively-system-interface/dist/lively-system-interface-only-local.js"),
      require.resolve("lively.2lively/dist/lively.2lively_client.node.js"),
    ],
    targetFile = "livelify-node.js",

    init = `
  var ioPath = process.env.L2L_SESSIONTRACKER_PATH || "/lively-socket.io",
      host =   process.env.L2L_SESSIONTRACKER_SERVER || "http://localhost:9011",
      url = host + ioPath;
  lively.l2l.client = lively.l2l.L2LClient.ensure(
    {url, namespace: "l2l", info: {type: "lively.next node repl from " + require("os").hostname()}});
  lively.l2l.client.whenRegistered(20*1000)
    .then(() => console.log("[l2l] online"))
    .catch(err => console.error("[l2l] failed:", err));`;



fs.writeFileSync(targetFile,
`(function() {
var module = {exports: {}};
${fs.readFileSync("babel-node.js")}
global.babel = module.exports;
})();\n
(function() {
  var module = undefined, exports = undefined;
  ${files.map(ea => fs.readFileSync(ea)).join("\n\n")}\n
})();\n
${init}
`);

console.log(path.join(__dirname, targetFile) + " written");