refactor(@angular/cli): remove chalk dependency

package.json

@@ -47,7 +47,6 @@
     "@angular-devkit/schematics": "github:angular/angular-devkit-schematics-builds",
     "@schematics/angular": "github:angular/schematics-angular-builds",
     "@schematics/update": "github:angular/schematics-update-builds",
-    "chalk": "~2.2.0",
     "opn": "~5.1.0",
     "resolve": "^1.1.7",
     "rxjs": "^6.0.0",

packages/@angular/cli/bin/ng

@@ -5,15 +5,13 @@
 // Due to an obscure Mac bug, do not start this title with any symbol.
 process.title = 'ng';
 
-var red = require('chalk').red;
-
 var version = process.version.substr(1).split('.');
 if (Number(version[0]) < 8 || (Number(version[0]) === 8 && Number(version[1]) < 9)) {
-  process.stderr.write(red(
+  process.stderr.write(
     'You are running version ' + process.version + ' of Node.js, which is not supported by Angular CLI v6.\n' +
     'The official Node.js version that is supported is 8.9 and greater.\n\n' +
     'Please visit https://nodejs.org/en/ to find instructions on how to update Node.js.\n'
-  ));
+  );
 
   process.exit(3);
 }

packages/@angular/cli/commands/add.ts

@@ -1,6 +1,5 @@
-import { tags } from '@angular-devkit/core';
+import { tags, terminal } from '@angular-devkit/core';
 import { NodePackageDoesNotSupportSchematics } from '@angular-devkit/schematics/tools';
-import chalk from 'chalk';
 import { CommandScope, Option } from '../models/command';
 import { parseOptions } from '../models/command-runner';
 import { getPackageManager } from '../utilities/config';
@@ -36,7 +35,7 @@ export default class AddCommand extends SchematicCommand {
     if (!collectionName) {
       throw new SilentError(
         `The "ng ${this.name}" command requires a name argument to be specified eg. `
-        + `${chalk.yellow('ng add [name] ')}. For more details, use "ng help".`
+        + `${terminal.yellow('ng add [name] ')}. For more details, use "ng help".`
       );
     }
 
@@ -49,7 +48,7 @@ export default class AddCommand extends SchematicCommand {
     if (!collectionName) {
       throw new SilentError(
         `The "ng ${this.name}" command requires a name argument to be specified eg. `
-        + `${chalk.yellow('ng add [name] ')}. For more details, use "ng help".`
+        + `${terminal.yellow('ng add [name] ')}. For more details, use "ng help".`
       );
     }
 

packages/@angular/cli/commands/easter-egg.ts

@@ -1,5 +1,5 @@
 import { Command, Option } from '../models/command';
-import chalk from 'chalk';
+import { terminal } from '@angular-devkit/core';
 
 function pickOne(of: string[]): string {
   return of[Math.floor(Math.random() * of.length)];
@@ -23,6 +23,6 @@ export default class AwesomeCommand extends Command {
       `I spy with my little eye a great developer!`,
       `Noop... already awesome.`
     ]);
-    this.logger.info(chalk.green(phrase));
+    this.logger.info(terminal.green(phrase));
   }
 }

packages/@angular/cli/commands/generate.ts

@@ -1,14 +1,12 @@
 import { CommandScope, Option } from '../models/command';
-import chalk from 'chalk';
 import { getDefaultSchematicCollection } from '../utilities/config';
 import {
   getCollection,
   getEngineHost
 } from '../utilities/schematics';
-import { tags } from '@angular-devkit/core';
+import { tags, terminal } from '@angular-devkit/core';
 import { SchematicCommand } from '../models/schematic-command';
 
-const { cyan } = chalk;
 
 export default class GenerateCommand extends SchematicCommand {
   public readonly name = 'generate';
@@ -106,7 +104,7 @@ export default class GenerateCommand extends SchematicCommand {
       });
 
       this.logger.warn(`\nTo see help for a schematic run:`);
-      this.logger.info(cyan(`  ng generate <schematic> --help`));
+      this.logger.info(terminal.cyan(`  ng generate <schematic> --help`));
     }
   }
 }

packages/@angular/cli/commands/help.ts

@@ -1,7 +1,6 @@
 import { Command, Option } from '../models/command';
-import chalk from 'chalk';
+import { terminal } from '@angular-devkit/core';
 
-const { cyan } = chalk;
 
 export default class HelpCommand extends Command {
   public readonly name = 'help';
@@ -23,7 +22,7 @@ export default class HelpCommand extends Command {
       }));
     this.logger.info(`Available Commands:`);
     commands.forEach(cmd => {
-      this.logger.info(`  ${cyan(cmd.name)} ${cmd.description}`);
+      this.logger.info(`  ${terminal.cyan(cmd.name)} ${cmd.description}`);
     });
 
     this.logger.info(`\nFor more detailed help run "ng [command name] --help"`);

packages/@angular/cli/lib/init.ts

@@ -14,7 +14,7 @@ const packageJson = require('../package.json');
 const path = require('path');
 const resolve = require('resolve');
 const stripIndents = require('@angular-devkit/core').tags.stripIndents;
-const yellow = require('chalk').yellow;
+const yellow = require('@angular-devkit/core').terminal.yellow;
 const SemVer = require('semver').SemVer;
 const events = require('events');
 

packages/@angular/cli/models/command.ts

@@ -1,5 +1,4 @@
-import { logging } from '@angular-devkit/core';
-const { cyan } = require('chalk');
+import { logging, terminal } from '@angular-devkit/core';
 
 export interface CommandConstructor {
   new(context: CommandContext, logger: logging.Logger): Command;
@@ -66,7 +65,7 @@ export abstract class Command<T = any> {
         const aliases = o.aliases && o.aliases.length > 0
           ? '(' + o.aliases.map(a => `-${a}`).join(' ') + ')'
           : '';
-        this.logger.info(`  ${cyan('--' + o.name)} ${aliases}`);
+        this.logger.info(`  ${terminal.cyan('--' + o.name)} ${aliases}`);
         this.logger.info(`    ${o.description}`);
       });
     }

packages/@angular/cli/package.json

@@ -35,7 +35,6 @@
     "@angular-devkit/schematics": "0.5.10",
     "@schematics/angular": "0.5.10",
     "@schematics/update": "0.5.10",
-    "chalk": "~2.2.0",
     "opn": "~5.1.0",
     "resolve": "^1.1.7",
     "rxjs": "^6.0.0",

packages/@angular/cli/tasks/npm-install.ts

@@ -1,8 +1,6 @@
 import { ModuleNotFoundException, resolve } from '@angular-devkit/core/node';
-
-import chalk from 'chalk';
 import { spawn } from 'child_process';
-import { logging } from '@angular-devkit/core';
+import { logging, terminal } from '@angular-devkit/core';
 
 const SilentError = require('silent-error');
 
@@ -22,7 +20,7 @@ export default async function (packageName: string,
     packageManager = 'npm';
   }
 
-  logger.info(chalk.green(`Installing packages for tooling via ${packageManager}.`));
+  logger.info(terminal.green(`Installing packages for tooling via ${packageManager}.`));
 
   const installArgs: string[] = [];
   switch (packageManager) {
@@ -68,11 +66,11 @@ export default async function (packageName: string,
     spawn(packageManager, installArgs, installOptions)
       .on('close', (code: number) => {
         if (code === 0) {
-          logger.info(chalk.green(`Installed packages for tooling via ${packageManager}.`));
+          logger.info(terminal.green(`Installed packages for tooling via ${packageManager}.`));
           resolve();
         } else {
           const message = 'Package install failed, see above.';
-          logger.info(chalk.red(message));
+          logger.info(terminal.red(message));
           reject(message);
         }
       });

packages/@angular/cli/upgrade/version.ts

@@ -1,16 +1,12 @@
 import { SemVer, satisfies } from 'semver';
-import chalk from 'chalk';
-import { tags } from '@angular-devkit/core';
+import { tags, terminal } from '@angular-devkit/core';
 import * as path from 'path';
 import { isWarningEnabled } from '../utilities/config';
 import { requireProjectModule } from '../utilities/require-project-module';
 
 const resolve = require('resolve');
 
 
-const { bold, red, yellow } = chalk;
-
-
 export class Version {
   private _semver: SemVer = null;
   constructor(private _version: string = null) {
@@ -64,14 +60,14 @@ export class Version {
       angularPkgJson = requireProjectModule(projectRoot, '@angular/core/package.json');
       rxjsPkgJson = requireProjectModule(projectRoot, 'rxjs/package.json');
     } catch {
-      console.error(bold(red(tags.stripIndents`
+      console.error(terminal.bold(terminal.red(tags.stripIndents`
         You seem to not be depending on "@angular/core" and/or "rxjs". This is an error.
       `)));
       process.exit(2);
     }
 
     if (!(angularPkgJson && angularPkgJson['version'] && rxjsPkgJson && rxjsPkgJson['version'])) {
-      console.error(bold(red(tags.stripIndents`
+      console.error(terminal.bold(terminal.red(tags.stripIndents`
         Cannot determine versions of "@angular/core" and/or "rxjs".
         This likely means your local installation is broken. Please reinstall your packages.
       `)));
@@ -82,12 +78,12 @@ export class Version {
     let rxjsVersion = new Version(rxjsPkgJson['version']);
 
     if (angularVersion.isLocal()) {
-      console.warn(yellow('Using a local version of angular. Proceeding with care...'));
+      console.warn(terminal.yellow('Using a local version of angular. Proceeding with care...'));
       return;
     }
 
     if (!angularVersion.isGreaterThanOrEqualTo(new SemVer('5.0.0'))) {
-      console.error(bold(red(tags.stripIndents`
+      console.error(terminal.bold(terminal.red(tags.stripIndents`
           This version of CLI is only compatible with Angular version 5.0.0 or higher.
 
           Please visit the link below to find instructions on how to update Angular.
@@ -99,7 +95,7 @@ export class Version {
       && !rxjsVersion.isGreaterThanOrEqualTo(new SemVer('5.6.0-forward-compat.0'))
       && !rxjsVersion.isGreaterThanOrEqualTo(new SemVer('6.0.0-beta.0'))
     ) {
-      console.error(bold(red(tags.stripIndents`
+      console.error(terminal.bold(terminal.red(tags.stripIndents`
           This project uses version ${rxjsVersion} of RxJs, which is not supported by Angular v6.
           The official RxJs version that is supported is 5.6.0-forward-compat.0 and greater.
 
@@ -111,7 +107,7 @@ export class Version {
       angularVersion.isGreaterThanOrEqualTo(new SemVer('6.0.0-rc.0'))
       && !rxjsVersion.isGreaterThanOrEqualTo(new SemVer('6.0.0-beta.0'))
     ) {
-      console.warn(bold(red(tags.stripIndents`
+      console.warn(terminal.bold(terminal.red(tags.stripIndents`
           This project uses a temporary compatibility version of RxJs (${rxjsVersion}).
 
           Please visit the link below to find instructions on how to update RxJs.
@@ -129,7 +125,7 @@ export class Version {
       compilerVersion = requireProjectModule(projectRoot, '@angular/compiler-cli').VERSION.full;
       tsVersion = requireProjectModule(projectRoot, 'typescript').version;
     } catch {
-      console.error(bold(red(tags.stripIndents`
+      console.error(terminal.bold(terminal.red(tags.stripIndents`
         Versions of @angular/compiler-cli and typescript could not be determined.
         The most common reason for this is a broken npm install.
 
@@ -153,7 +149,7 @@ export class Version {
 
     if (currentCombo && !satisfies(tsVersion, currentCombo.typescript)) {
       // First line of warning looks weird being split in two, disable tslint for it.
-      console.log((yellow('\n' + tags.stripIndent`
+      console.log((terminal.yellow('\n' + tags.stripIndent`
         @angular/compiler-cli@${compilerVersion} requires typescript@'${
         currentCombo.typescript}' but ${tsVersion} was found instead.
         Using this version can result in undefined behaviour and difficult to debug problems.

packages/@angular/cli/utilities/check-package-manager.ts

@@ -1,4 +1,4 @@
-import chalk from 'chalk';
+import { terminal } from '@angular-devkit/core';
 import { exec } from 'child_process';
 import { promisify } from 'util';
 import { getPackageManager } from './config';
@@ -19,16 +19,16 @@ export function checkYarnOrCNPM() {
       .then((data: Array<boolean>) => {
         const [isYarnInstalled, isCNPMInstalled] = data;
         if (isYarnInstalled && isCNPMInstalled) {
-          console.log(chalk.yellow('You can `ng config -g cli.packageManager yarn` '
+          console.log(terminal.yellow('You can `ng config -g cli.packageManager yarn` '
             + 'or `ng config -g cli.packageManager cnpm`.'));
         } else if (isYarnInstalled) {
-          console.log(chalk.yellow('You can `ng config -g cli.packageManager yarn`.'));
+          console.log(terminal.yellow('You can `ng config -g cli.packageManager yarn`.'));
         } else if (isCNPMInstalled) {
-          console.log(chalk.yellow('You can `ng config -g cli.packageManager cnpm`.'));
+          console.log(terminal.yellow('You can `ng config -g cli.packageManager cnpm`.'));
         } else  {
           if (packageManager !== 'default' && packageManager !== 'npm') {
-            console.log(chalk.yellow(`Seems that ${packageManager} is not installed.`));
-            console.log(chalk.yellow('You can `ng config -g cli.packageManager npm`.'));
+            console.log(terminal.yellow(`Seems that ${packageManager} is not installed.`));
+            console.log(terminal.yellow('You can `ng config -g cli.packageManager npm`.'));
           }
         }
       });

scripts/git-builds.js

@@ -5,7 +5,7 @@
 const spawnSync = require( 'child_process').spawnSync;
 const fs = require('fs');
 const temp = require('temp');
-const { blue, green, gray } = require('chalk');
+const { blue, green, gray } = require('@angular-devkit/core').terminal;
 
 const path = require('path');
 const glob = require('glob');

scripts/publish/publish.js

@@ -3,7 +3,7 @@
 
 /* eslint-disable no-console */
 const { packages } = require('../../lib/packages');
-const { yellow } = require('chalk');
+const { yellow } = require('@angular-devkit/core').terminal;
 const fs = require('fs');
 const http = require('http');
 const path = require('path');

scripts/publish/validate_dependencies.js

@@ -2,7 +2,7 @@
 'use strict';
 
 /* eslint-disable no-console */
-const chalk = require('chalk');
+const terminal = require('@angular-devkit/core').terminal;
 const fs = require('fs');
 const glob = require('glob');
 const packages = require('../../lib/packages').packages;
@@ -70,19 +70,19 @@ function listIgnoredModules(source) {
 
 function reportMissingDependencies(missingDeps) {
   if (missingDeps.length == 0) {
-    console.log(chalk.green('  no dependency missing from package.json.'));
+    console.log(terminal.green('  no dependency missing from package.json.'));
   } else {
-    console.log(chalk.yellow(`  ${missingDeps.length} missing from package.json:`));
+    console.log(terminal.yellow(`  ${missingDeps.length} missing from package.json:`));
     missingDeps.forEach(md => console.log(`    ${md}`));
     exitCode = 1;
   }
 }
 
 function reportExcessiveDependencies(overDeps) {
   if (overDeps.length == 0) {
-    console.log(chalk.green('  no excessive dependencies in package.json.'));
+    console.log(terminal.green('  no excessive dependencies in package.json.'));
   } else {
-    console.log(chalk.yellow(`  ${overDeps.length} excessive dependencies in package.json:`));
+    console.log(terminal.yellow(`  ${overDeps.length} excessive dependencies in package.json:`));
     overDeps.forEach(md => console.log(`    ${md}`));
     exitCode = 1;
   }
@@ -91,7 +91,7 @@ function reportExcessiveDependencies(overDeps) {
 let exitCode = 0;
 const overallDeps = [];
 for (const packageName of Object.keys(packages)) {
-  console.log(chalk.green(`Reading dependencies of "${packageName}".`));
+  console.log(terminal.green(`Reading dependencies of "${packageName}".`));
 
   const allSources = glob.sync(path.join(__dirname, '../../packages/', packageName, '**/*'))
     .filter(p => p.match(/\.(js|ts)$/))
@@ -117,7 +117,7 @@ for (const packageName of Object.keys(packages)) {
     .filter(x => NODE_PACKAGES.indexOf(x) == -1);
   overallDeps.push(...dependencies);
 
-  console.log(chalk.green(`  found ${dependencies.length} dependencies...`));
+  console.log(terminal.green(`  found ${dependencies.length} dependencies...`));
   const packageJson = JSON.parse(fs.readFileSync(packages[packageName].packageJson, 'utf8'));
   const allDeps = []
     .concat(Object.keys(packageJson['dependencies'] || {}))
@@ -136,7 +136,7 @@ for (const packageName of Object.keys(packages)) {
   console.log('');
 }
 
-console.log(chalk.green('Validating root package. [devDependencies ignored]'));
+console.log(terminal.green('Validating root package. [devDependencies ignored]'));
 const rootPackagePath = path.join(__dirname, '../../package.json');
 const rootPackageJson = JSON.parse(fs.readFileSync(rootPackagePath, 'utf8'));
 // devDependencies are ignored

scripts/test-commit-messages.js

@@ -4,22 +4,21 @@ require('../lib/bootstrap-local');
 
 const validateCommitMessage = require('./validate-commit-message');
 const execSync = require('child_process').execSync;
-const chalk = require('chalk');
-const { logging } = require('@angular-devkit/core');
+const { logging, terminal } = require('@angular-devkit/core');
 const Logger = logging.Logger;
 const filter = require('rxjs/operators').filter;
 
 // Configure logger
 const logger = new Logger('test-commit-messages');
 
 logger.subscribe((entry) => {
-  let color = chalk.white;
+  let color = terminal.white;
   let output = process.stdout;
   switch (entry.level) {
-    case 'info': color = chalk.white; break;
-    case 'warn': color = chalk.yellow; break;
-    case 'error': color = chalk.red; output = process.stderr; break;
-    case 'fatal': color = (x) => chalk.bold(chalk.red(x)); output = process.stderr; break;
+    case 'info': color = terminal.white; break;
+    case 'warn': color = terminal.yellow; break;
+    case 'error': color = terminal.red; output = process.stderr; break;
+    case 'fatal': color = (x) => terminal.bold(terminal.red(x)); output = process.stderr; break;
   }
 
   output.write(color(entry.message) + '\n');