WIP

Author: Brocco

scripts/publish/make-yarn.js

@@ -0,0 +1,96 @@
+#!/usr/bin/env node
+'use strict';
+
+/* eslint-disable no-console */
+const child_process = require('child_process');
+const mkdirSync = require('fs').mkdirSync;
+const chalk = require('chalk');
+const blue = chalk.blue;
+const yellow = chalk.yellow;
+
+function exec(options, cmd, args) {
+  let stdout = '';
+  let stderr = '';
+  const cwd = process.cwd();
+  console.log(
+    `==========================================================================================`
+  );
+
+  args = args.filter(x => x !== undefined);
+  const flags = [
+    options.silent && 'silent',
+    options.waitForMatch && `matching(${options.waitForMatch})`
+  ]
+    .filter(x => !!x)  // Remove false and undefined.
+    .join(', ')
+    .replace(/^(.+)$/, ' [$1]');  // Proper formatting.
+
+  console.log(blue(`Running \`${cmd} ${args.map(x => `"${x}"`).join(' ')}\`${flags}...`));
+  console.log(blue(`CWD: ${cwd}`));
+  const spawnOptions = {cwd};
+
+  if (process.platform.startsWith('win')) {
+    args.unshift('/c', cmd);
+    cmd = 'cmd.exe';
+    spawnOptions['stdio'] = 'pipe';
+  }
+
+  const childProcess = child_process.spawn(cmd, args, spawnOptions);
+  childProcess.stdout.on('data', (data) => {
+    stdout += data.toString('utf-8');
+    if (options.silent) {
+      return;
+    }
+    data.toString('utf-8')
+      .split(/[\n\r]+/)
+      .filter(line => line !== '')
+      .forEach(line => console.log('  ' + line));
+  });
+  childProcess.stderr.on('data', (data) => {
+    stderr += data.toString('utf-8');
+    if (options.silent) {
+      return;
+    }
+    data.toString('utf-8')
+      .split(/[\n\r]+/)
+      .filter(line => line !== '')
+      .forEach(line => console.error(yellow('  ' + line)));
+  });
+
+  _processes.push(childProcess);
+
+  // Create the error here so the stack shows who called this function.
+  const err = new Error(`Running "${cmd} ${args.join(' ')}" returned error code `);
+  return new Promise((resolve, reject) => {
+    childProcess.on('exit', (error) => {
+      _processes = _processes.filter(p => p !== childProcess);
+
+      if (!error) {
+        resolve({ stdout });
+      } else {
+        err.message += `${error}...\n\nSTDOUT:\n${stdout}\n`;
+        reject(err);
+      }
+    });
+
+    if (options.waitForMatch) {
+      childProcess.stdout.on('data', (data) => {
+        if (data.toString().match(options.waitForMatch)) {
+          resolve({ stdout, stderr });
+        }
+      });
+    }
+  });
+}
+
+/*
+- install CLI via master
+- new new foo
+- cd foo
+- ng build -prod (to force AOT)
+- if successful push yarn.lock to a separate repo tagged w/ master's hash?
+*/
+
+Promise.resolve()
+  .then(() => mkdirSync('tmp'))
+  .then(() => exec({}, 'ng', ['new', '--']));