feat(@angular/cli): adding git builds script

Author: sumitarora

.travis.yml

@@ -64,3 +64,9 @@ before_install:
 script:
   - if [[ "$SCRIPT" ]]; then npm run-script $SCRIPT; fi
   - if [[ "$NODE_SCRIPT" ]]; then node $NODE_SCRIPT; fi
+
+deploy:
+  provider: script
+  script: node scripts/git-builds.js
+  on:
+    branch: master

scripts/git-builds.js

@@ -0,0 +1,113 @@
+#!/usr/bin/env node
+'use strict';
+
+/* eslint-disable no-console */
+const spawn = require( 'child_process').spawnSync;
+const fs = require('fs');
+const temp = require('temp');
+const chalk = require('chalk');
+
+const outputPath = temp.mkdirSync('angular-cli-builds');
+const cli = 'https://github.com/angular/angular-cli.git';
+const cliBuilds = 'https://github.com/angular/cli-builds.git';
+const ngToolsWebpackBuilds = 'https://github.com/angular/ngtools-webpack-builds.git';
+
+function execute(command, cwd, ...args) {
+  return new Promise((resolve, reject) => {
+    const runCommand = spawn(command, args, { cwd });
+    if (runCommand.status === 0) {
+      console.log(chalk.gray(runCommand.output.toString()));
+      resolve(runCommand.output.toString());
+    } else {
+      reject({ message: runCommand.error || runCommand.stdout.toString() || runCommand.stderr.toString() });
+    }
+  });
+}
+
+function printMessage(message) {
+  console.log(chalk.green(`${message}\r\n`));
+}
+
+function updateDependencyPath(path, commitMessage) {
+  return new Promise((resolve, reject) => {
+    fs.readFile(path, 'utf-8', (readError, data) => {
+      if (readError) {
+        reject(readError);
+      } else {
+        let packageJSON = JSON.parse(data);
+        packageJSON.dependencies['@ngtools/webpack'] = `${ngToolsWebpackBuilds}#${commitMessage.substr(1, 7)}`;
+        fs.writeFile(path, JSON.stringify(packageJSON, null, 2), (writeError, updatedFile) => {
+          if (writeError) {
+            reject(writeError);
+          } else {
+            resolve(updatedFile);
+          }
+        });
+      }
+    });
+  });
+}
+
+function updateVersion(path, commitMessage) {
+  return new Promise((resolve, reject) => {
+    fs.readFile(path, 'utf-8', (readError, data) => {
+      if (readError) {
+        reject(readError);
+      } else {
+        let packageJSON = JSON.parse(data);
+        packageJSON.version = packageJSON.version + '-' + commitMessage.substr(1, 7);
+        fs.writeFile(path, JSON.stringify(packageJSON, null, 2), (writeError, updatedFile) => {
+          if (writeError) {
+            reject(writeError);
+          } else {
+            resolve(updatedFile);
+          }
+        });
+      }
+    });
+  });
+}
+
+function getCommitMessage(path) {
+  return execute('git', path, 'log', '--format=%h %s', '-n', 1)
+    .then(data => {
+      return data;
+    });
+}
+
+Promise.resolve()
+  .then(() => process.chdir(outputPath))
+  .then(() => console.log(process.cwd()))
+  .then(() => printMessage('Cloning...'))
+  .then(() => execute('git', process.cwd(), 'clone', cli))
+  .then(() => execute('git', process.cwd(), 'clone', cliBuilds))
+  .then(() => execute('git', process.cwd(), 'clone', ngToolsWebpackBuilds))
+  .then(() => printMessage('Installing packages...'))
+  .then(() => execute('npm', './angular-cli', 'install'))
+  .then(() => printMessage('Creating build...'))
+  .then(() => execute('npm', './angular-cli', 'run', 'build'))
+   //---------------------------- ngtools-webpack-builds ----------------------//
+  .then(() => printMessage('Copying ngtools-webpack-builds dist....'))
+  .then(() => execute('cp', './ngtools-webpack-builds', '-a', './../angular-cli/dist/@ngtools/webpack/.', '.'))
+  .then(() => printMessage('Updating package.json'))
+  .then(() => getCommitMessage('./angular-cli'))
+  .then((message) => updateVersion('./ngtools-webpack-builds/package.json', message))
+  .then(() => execute('git', './ngtools-webpack-builds', 'add', '-A'))
+  .then(() => getCommitMessage('./angular-cli'))
+  .then((message) => execute('git', './ngtools-webpack-builds', 'commit', '-am', message.substr(1)))
+  .then(() => execute('git', './ngtools-webpack-builds', 'push'))
+  //---------------------------- cli-builds ----------------------------------//
+  .then(() => printMessage('Copying cli-builds dist....'))
+  .then(() => execute('cp', './cli-builds', '-a', './../angular-cli/dist/@angular/cli/.', '.'))
+  .then(() => printMessage('Updating package.json'))
+  .then(() => getCommitMessage('./angular-cli'))
+  .then((message) => updateVersion('./cli-builds/package.json', message))
+  .then(() => getCommitMessage('./ngtools-webpack-builds'))
+  .then((message) => updateDependencyPath('./cli-builds/package.json', message))
+  .then(() => execute('git', './cli-builds', 'add', '-A'))
+  .then(() => getCommitMessage('./angular-cli'))
+  .then((message) => execute('git', './cli-builds', 'commit', '-am', message.substr(1)))
+  .then(() => execute('git', './cli-builds', 'push'))
+  //---------------------------- done ----------------------------------------//
+  .then(() => console.log('Done...'))
+  .catch(err => console.error(`Error:\n${err.message}`));