Set up builder/schematic in package.json

package.json

@@ -14,6 +14,8 @@
     "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s -r 1",
     "build:wrapper": "npm i --prefix wrapper && VERSION=5.1.2 npm run --prefix wrapper build"
   },
+  "schematics": "./dist/packages-dist/collection.json",
+  "builders": "./dist/packages-dist/builders.json",
   "keywords": [
     "angular",
     "firebase",

src/core/collection.json

@@ -3,7 +3,7 @@
     "schematics": {
       "ng-add": {
         "description": "Add firebase deploy schematic",
-        "factory": "./schematics/ng-add/index#ngDeploy"
+        "factory": "./schematics/index#ngDeploy"
       }
     }
-  }
+  }

src/schematics/index.ts

@@ -1,17 +1,17 @@
 import { Tree } from '@angular-devkit/schematics';
 import { from } from 'rxjs';
-import { map } from 'rxjs/operators';
+import { map, switchMap } from 'rxjs/operators';
 import { Project } from './interfaces';
 import { ngAdd } from './ng-add';
 import { listProjects, projectPrompt } from './utils';
 
 interface DeployOptions {
-    project: string;
+  project: string;
 }
 
 // You don't have to export the function as default. You can also have more than one rule factory
 // per file.
 export const ngDeploy = ({project}: DeployOptions) => (host: Tree) => from(listProjects()).pipe(
-    map((projects: Project[]) => projectPrompt(projects)),
-    map(({firebaseProject}: any) => ngAdd(host, {firebaseProject, project}))
-)
+  switchMap((projects: Project[]) => projectPrompt(projects)),
+  map(({firebaseProject}: any) => ngAdd(host, {firebaseProject, project}))
+);

src/schematics/ng-add.spec.ts

@@ -0,0 +1,7 @@
+import 'jasmine';
+
+describe('ng add', () => {
+    it('adds', () => {
+      expect(1).toBe(1);
+    });
+});

src/schematics/tsconfig.json

@@ -20,5 +20,5 @@
       "target": "es6",
       "types": [ "node"]
     },
-    "include": ["*"]
-}
+    "include": ["**/*.ts"]
+}