feat(@schematics/angular): Add the option to create an empty workspace

Fixes angular#12216
Brocco · Sep 10, 2018 · 444aca3 · 444aca3
1 parent 432fe97
commit 444aca3
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Showing 4 changed files with 32 additions and 1 deletion.
diff --git a/packages/schematics/angular/ng-new/index.ts b/packages/schematics/angular/ng-new/index.ts
@@ -15,6 +15,7 @@ import {
   empty,
   mergeWith,
   move,
+  noop,
   schematic,
 } from '@angular-devkit/schematics';
 import {
@@ -60,7 +61,7 @@ export default function (options: NgNewOptions): Rule {
     mergeWith(
       apply(empty(), [
         schematic('workspace', workspaceOptions),
-        schematic('application', applicationOptions),
+        options.empty ? noop : schematic('application', applicationOptions),
         move(options.directory || options.name),
       ]),
     ),

diff --git a/packages/schematics/angular/ng-new/index_spec.ts b/packages/schematics/angular/ng-new/index_spec.ts
@@ -56,4 +56,24 @@ describe('Ng New Schematic', () => {
     const moduleContent = tree.readContent('/foo/src/app/app.module.ts');
     expect(moduleContent).toMatch(/declarations:\s*\[\s*AppComponent\s*\]/m);
   });
+
+  describe('empty option', () => {
+    it('should create an empty workspace', () => {
+      const options = { ...defaultOptions, empty: true };
+
+      const tree = schematicRunner.runSchematic('ng-new', options);
+      const files = tree.files;
+      expect(files.indexOf('/bar/angular.json')).toBeGreaterThanOrEqual(0);
+    });
+
+    it('should not create a project', () => {
+      const options = { ...defaultOptions, empty: true };
+
+      const tree = schematicRunner.runSchematic('ng-new', options);
+      const files = tree.files;
+      expect(files.indexOf('/bar/src')).toBe(-1);
+    });
+
+
+  });
 });
diff --git a/packages/schematics/angular/ng-new/schema.d.ts b/packages/schematics/angular/ng-new/schema.d.ts
@@ -72,4 +72,8 @@ export interface Schema {
    * Skip creating spec files.
    */
   skipTests?: boolean;
+  /**
+   * Create an empty workspace with no projects.
+   */
+  empty?: boolean;
 }
diff --git a/packages/schematics/angular/ng-new/schema.json b/packages/schematics/angular/ng-new/schema.json
@@ -131,6 +131,12 @@
       "type": "boolean",
       "default": false,
       "alias": "S"
+    },
+    "empty": {
+      "description": "Create an empty workspace with no projects.",
+      "type": "boolean",
+      "default": false,
+      "alias": "e"
     }
   },
   "required": [