fix(@angular/cli): Show deprecation warning for get/set commands

fixes #10558

Author: Brocco

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

@@ -0,0 +1,17 @@
+import { Command, Option } from '../models/command';
+
+export interface Options {
+  keyword: string;
+  search?: boolean;
+}
+
+export default class GetSetCommand extends Command {
+  public readonly name = 'getset';
+  public readonly description = 'Deprecated in favor of config command.';
+  public readonly arguments: string[] = [];
+  public readonly options: Option[] = [];
+
+  public async run(_options: Options) {
+    this.logger.warn('get/set have been deprecated in favor of the config command.');
+  }
+}

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

@@ -33,6 +33,10 @@ function loadCommands() {
     'help': require('../../commands/help').default,
     'version': require('../../commands/version').default,
     'doc': require('../../commands/doc').default,
+
+    // deprecated
+    'get': require('../../commands/getset').default,
+    'set': require('../../commands/getset').default,
   };
 }
 

tests/e2e/tests/commands/config/get-set-deprecation.ts

@@ -0,0 +1,19 @@
+import {ng} from '../../../utils/process';
+
+
+export default function() {
+  const depRegEx = /get\/set have been deprecated in favor of the config command\./;
+  return Promise.resolve()
+    .then(() => ng('get'))
+    .then(({ stdout }) => {
+      if (!stdout.match(depRegEx)) {
+        throw new Error(`Expected deprecation warning.`);
+      }
+    })
+    .then(() => ng('set'))
+    .then(({ stdout }) => {
+      if (!stdout.match(depRegEx)) {
+        throw new Error(`Expected deprecation warning.`);
+      }
+    });
+}