feat(core): migrate create-nx-workspace to devkit

packages/devkit/index.ts

@@ -11,6 +11,7 @@ export {
   NxJsonProjectConfiguration,
 } from '@nrwl/tao/src/shared/nx';
 export { logger } from '@nrwl/tao/src/shared/logger';
+export { getPackageManagerCommand } from '@nrwl/tao/src/shared/package-manager';
 export { TargetContext } from '@nrwl/tao/src/commands/run';
 
 export { formatFiles } from './src/generators/format-files';
@@ -25,7 +26,10 @@ export { readJson, writeJson, updateJson } from './src/utils/json';
 export { addDependenciesToPackageJson } from './src/utils/package-json';
 export { installPackagesTask } from './src/tasks/install-packages-task';
 export { names } from './src/utils/names';
-export { getWorkspaceLayout } from './src/utils/get-workspace-layout';
+export {
+  getWorkspaceLayout,
+  getWorkspacePath,
+} from './src/utils/get-workspace-layout';
 export {
   applyChangesToString,
   ChangeType,

packages/devkit/src/tasks/install-packages-task.ts

@@ -1,6 +1,7 @@
 import { Tree } from '@nrwl/tao/src/shared/tree';
 import { execSync } from 'child_process';
 import { getPackageManagerCommand } from '@nrwl/tao/src/shared/package-manager';
+import { join } from 'path';
 
 let storedPackageJsonValue;
 
@@ -11,14 +12,21 @@ let storedPackageJsonValue;
  * @param host - the file system tree
  * @param alwaysRun - always run the command even if `package.json` hasn't changed.
  */
-export function installPackagesTask(host: Tree, alwaysRun: boolean = false) {
+export function installPackagesTask(
-  const packageJsonValue = host.read('package.json').toString();
+  host: Tree,
-  if (host.listChanges().find((f) => f.path === 'package.json') || alwaysRun) {
+  alwaysRun: boolean = false,
+  cwd: string = ''
+) {
+  const packageJsonValue = host.read(join(cwd, 'package.json')).toString();
+  if (
+    host.listChanges().find((f) => f.path === join(cwd, 'package.json')) ||
+    alwaysRun
+  ) {
     if (storedPackageJsonValue != packageJsonValue || alwaysRun) {
-      storedPackageJsonValue = host.read('package.json').toString();
+      storedPackageJsonValue = host.read(join(cwd, 'package.json')).toString();
       const pmc = getPackageManagerCommand();
       execSync(pmc.install, {
-        cwd: host.root,
+        cwd: join(host.root, cwd),
         stdio: [0, 1, 2],
       });
     }

packages/tao/src/commands/generate.ts

@@ -179,7 +179,23 @@ export async function taoNew(cwd: string, args: string[], isVerbose = false) {
       null,
       null
     );
-    return (await import('./ngcli-adapter')).invokeNew(
+
+    if (ws.isNxGenerator(opts.collectionName, normalizedGeneratorName)) {
+      const host = new FsTree(cwd, isVerbose);
+      const task = await implementation(host, combinedOpts);
+      const changes = host.listChanges();
+
+      printChanges(changes);
+      if (!opts.dryRun) {
+        flushChanges(cwd, changes);
+        if (task) {
+          await task();
+        }
+      } else {
+        logger.warn(`\nNOTE: The "dryRun" flag means no changes were made.`);
+      }
+    } else {
+      return (await import('./ngcli-adapter')).generate(
         cwd,
         {
           ...opts,
@@ -187,6 +203,7 @@ export async function taoNew(cwd: string, args: string[], isVerbose = false) {
         },
         isVerbose
       );
+    }
   });
 }
 

packages/tao/src/shared/tree.spec.ts

@@ -95,6 +95,42 @@ describe('tree', () => {
       ).toEqual('new child content');
     });
 
+    it('should normalize paths', () => {
+      tree.write('dir/file1', 'File 1 Contents');
+      tree.write('/dir/file2', 'File 2 Contents');
+      tree.write('./dir/file3', 'File 3 Contents');
+
+      expect(tree.read('dir/file1').toString()).toEqual('File 1 Contents');
+      expect(tree.read('/dir/file1').toString()).toEqual('File 1 Contents');
+      expect(tree.read('./dir/file1').toString()).toEqual('File 1 Contents');
+
+      expect(tree.read('dir/file2').toString()).toEqual('File 2 Contents');
+      expect(tree.read('/dir/file2').toString()).toEqual('File 2 Contents');
+      expect(tree.read('./dir/file2').toString()).toEqual('File 2 Contents');
+
+      expect(tree.read('dir/file3').toString()).toEqual('File 3 Contents');
+      expect(tree.read('/dir/file3').toString()).toEqual('File 3 Contents');
+      expect(tree.read('./dir/file3').toString()).toEqual('File 3 Contents');
+
+      tree.rename('dir/file1', 'dir/file-a');
+
+      expect(tree.read('dir/file-a').toString()).toEqual('File 1 Contents');
+      expect(tree.read('/dir/file-a').toString()).toEqual('File 1 Contents');
+      expect(tree.read('./dir/file-a').toString()).toEqual('File 1 Contents');
+
+      tree.rename('/dir/file2', '/dir/file-b');
+
+      expect(tree.read('dir/file-b').toString()).toEqual('File 2 Contents');
+      expect(tree.read('/dir/file-b').toString()).toEqual('File 2 Contents');
+      expect(tree.read('./dir/file-b').toString()).toEqual('File 2 Contents');
+
+      tree.rename('./dir/file3', './dir/file-c');
+
+      expect(tree.read('dir/file-c').toString()).toEqual('File 3 Contents');
+      expect(tree.read('/dir/file-c').toString()).toEqual('File 3 Contents');
+      expect(tree.read('./dir/file-c').toString()).toEqual('File 3 Contents');
+    });
+
     it('should be able to delete files', () => {
       tree.delete('parent/parent-file.txt');
       tree.write('parent/new-child/new-child-file.txt', 'new child content');

packages/tao/src/shared/tree.ts

@@ -1,4 +1,3 @@
-import * as path from 'path';
 import {
   readdirSync,
   readFileSync,
@@ -8,6 +7,7 @@ import {
 } from 'fs';
 import { mkdirpSync, rmdirSync } from 'fs-extra';
 import { logger } from './logger';
+import { dirname, join, relative } from 'path';
 const chalk = require('chalk');
 
 /**
@@ -88,6 +88,7 @@ export class FsTree implements Tree {
   constructor(readonly root: string, private readonly isVerbose: boolean) {}
 
   read(filePath: string): Buffer | null {
+    filePath = this.normalize(filePath);
     try {
       if (this.recordedChanges[this.rp(filePath)]) {
         return this.recordedChanges[this.rp(filePath)].content;
@@ -103,6 +104,7 @@ export class FsTree implements Tree {
   }
 
   write(filePath: string, content: Buffer | string): void {
+    filePath = this.normalize(filePath);
     try {
       this.recordedChanges[this.rp(filePath)] = {
         content: Buffer.from(content),
@@ -116,10 +118,12 @@ export class FsTree implements Tree {
   }
 
   overwrite(filePath: string, content: Buffer | string): void {
+    filePath = this.normalize(filePath);
     this.write(filePath, content);
   }
 
   exists(filePath: string): boolean {
+    filePath = this.normalize(filePath);
     try {
       if (this.recordedChanges[this.rp(filePath)]) {
         return !this.recordedChanges[this.rp(filePath)].isDeleted;
@@ -134,6 +138,7 @@ export class FsTree implements Tree {
   }
 
   delete(filePath: string): void {
+    filePath = this.normalize(filePath);
     if (this.filesForDir(this.rp(filePath)).length > 0) {
       this.filesForDir(this.rp(filePath)).forEach(
         (f) => (this.recordedChanges[f] = { content: null, isDeleted: true })
@@ -146,12 +151,15 @@ export class FsTree implements Tree {
   }
 
   rename(from: string, to: string): void {
+    from = this.normalize(from);
+    to = this.normalize(to);
     const content = this.read(this.rp(from));
     this.recordedChanges[this.rp(from)] = { content: null, isDeleted: true };
     this.recordedChanges[this.rp(to)] = { content: content, isDeleted: false };
   }
 
   isFile(filePath: string): boolean {
+    filePath = this.normalize(filePath);
     try {
       if (this.recordedChanges[this.rp(filePath)]) {
         return !this.recordedChanges[this.rp(filePath)].isDeleted;
@@ -164,11 +172,12 @@ export class FsTree implements Tree {
   }
 
   children(dirPath: string): string[] {
+    dirPath = this.normalize(dirPath);
     let res = this.fsReadDir(dirPath);
 
     res = [...res, ...this.directChildrenOfDir(this.rp(dirPath))];
     return res.filter((q) => {
-      const r = this.recordedChanges[path.join(this.rp(dirPath), q)];
+      const r = this.recordedChanges[join(this.rp(dirPath), q)];
       if (r && r.isDeleted) return false;
       return true;
     });
@@ -200,10 +209,14 @@ export class FsTree implements Tree {
     return res;
   }
 
+  private normalize(path: string) {
+    return relative(this.root, join(this.root, path));
+  }
+
   private fsReadDir(dirPath: string) {
     if (!this.delegateToFs) return [];
     try {
-      return readdirSync(path.join(this.root, dirPath));
+      return readdirSync(join(this.root, dirPath));
     } catch (e) {
       return [];
     }
@@ -211,19 +224,19 @@ export class FsTree implements Tree {
 
   private fsIsFile(filePath: string) {
     if (!this.delegateToFs) return false;
-    const stat = statSync(path.join(this.root, filePath));
+    const stat = statSync(join(this.root, filePath));
     return stat.isFile();
   }
 
   private fsReadFile(filePath: string) {
     if (!this.delegateToFs) return null;
-    return readFileSync(path.join(this.root, filePath));
+    return readFileSync(join(this.root, filePath));
   }
 
   private fsExists(filePath: string): boolean {
     if (!this.delegateToFs) return false;
     try {
-      const stat = statSync(path.join(this.root, filePath));
+      const stat = statSync(join(this.root, filePath));
       return stat.isFile() || stat.isDirectory();
     } catch (e) {
       return false;
@@ -258,9 +271,9 @@ export class FsTree implements Tree {
 
 export function flushChanges(root: string, fileChanges: FileChange[]) {
   fileChanges.forEach((f) => {
-    const fpath = path.join(root, f.path);
+    const fpath = join(root, f.path);
     if (f.type === 'CREATE') {
-      mkdirpSync(path.dirname(fpath));
+      mkdirpSync(dirname(fpath));
       writeFileSync(fpath, f.content);
     } else if (f.type === 'UPDATE') {
       writeFileSync(fpath, f.content);

packages/workspace/collection.json

@@ -3,7 +3,7 @@
   "version": "0.1",
   "schematics": {
     "workspace": {
-      "factory": "./src/schematics/workspace/workspace",
+      "factory": "./src/schematics/workspace/workspace#workspaceSchematic",
       "schema": "./src/schematics/workspace/schema.json",
       "description": "Create an empty workspace",
       "hidden": true
@@ -38,7 +38,71 @@
     },
 
     "new": {
-      "factory": "./src/schematics/new/new",
+      "factory": "./src/schematics/new/new#newSchematic",
+      "schema": "./src/schematics/new/schema.json",
+      "description": "Create a workspace",
+      "hidden": true
+    },
+
+    "library": {
+      "factory": "./src/schematics/library/library",
+      "schema": "./src/schematics/library/schema.json",
+      "aliases": ["lib"],
+      "description": "Create a library"
+    },
+
+    "workspace-generator": {
+      "factory": "./src/schematics/workspace-generator/workspace-generator",
+      "schema": "./src/schematics/workspace-generator/schema.json",
+      "aliases": ["workspace-schematic"],
+      "description": "Generates a workspace generator"
+    },
+
+    "run-commands": {
+      "factory": "./src/schematics/run-commands/run-commands",
+      "schema": "./src/schematics/run-commands/schema.json",
+      "aliases": ["run-command", "target"],
+      "description": "Generates a target to run any command in the terminal"
+    }
+  },
+  "generators": {
+    "workspace": {
+      "factory": "./src/schematics/workspace/workspace#workspaceGenerator",
+      "schema": "./src/schematics/workspace/schema.json",
+      "description": "Create an empty workspace",
+      "hidden": true
+    },
+
+    "ng-add": {
+      "factory": "./src/schematics/init/init",
+      "schema": "./src/schematics/init/schema.json",
+      "description": "Convert an existing CLI project into an Nx Workspace",
+      "hidden": true
+    },
+
+    "preset": {
+      "factory": "./src/schematics/preset/preset",
+      "schema": "./src/schematics/preset/schema.json",
+      "description": "Create application in an empty workspace",
+      "hidden": true
+    },
+
+    "move": {
+      "factory": "./src/schematics/move/move",
+      "schema": "./src/schematics/move/schema.json",
+      "aliases": ["mv"],
+      "description": "Move an application or library to another folder"
+    },
+
+    "remove": {
+      "factory": "./src/schematics/remove/remove",
+      "schema": "./src/schematics/remove/schema.json",
+      "aliases": ["rm"],
+      "description": "Remove an application or library"
+    },
+
+    "new": {
+      "factory": "./src/schematics/new/new#newGenerator",
       "schema": "./src/schematics/new/schema.json",
       "description": "Create a workspace",
       "hidden": true

packages/workspace/src/schematics/new/__snapshots__/new.spec.ts.snap

@@ -0,0 +1,383 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`new --preset angular should generate an empty nx.json 1`] = `
+Object {
+  "affected": Object {
+    "defaultBase": "master",
+  },
+  "implicitDependencies": Object {
+    ".eslintrc.json": "*",
+    "nx.json": "*",
+    "package.json": Object {
+      "dependencies": "*",
+      "devDependencies": "*",
+    },
+    "tsconfig.base.json": "*",
+    "tslint.json": "*",
+    "workspace.json": "*",
+  },
+  "npmScope": "npmScope",
+  "projects": Object {},
+  "tasksRunnerOptions": Object {
+    "default": Object {
+      "options": Object {
+        "cacheableOperations": Array [
+          "build",
+          "lint",
+          "test",
+          "e2e",
+        ],
+      },
+      "runner": "@nrwl/workspace/tasks-runners/default",
+    },
+  },
+}
+`;
+
+exports[`new --preset angular should generate an empty workspace.json 1`] = `
+Object {
+  "cli": Object {
+    "defaultCollection": "@nrwl/workspace",
+  },
+  "generators": Object {
+    "@nrwl/angular": Object {
+      "application": Object {
+        "linter": "eslint",
+      },
+      "library": Object {
+        "linter": "eslint",
+      },
+      "storybook-configuration": Object {
+        "linter": "eslint",
+      },
+    },
+  },
+  "projects": Object {},
+  "version": 2,
+}
+`;
+
+exports[`new --preset angular should generate necessary npm dependencies 1`] = `
+Object {
+  "dependencies": Object {
+    "@nrwl/angular": "*",
+  },
+  "devDependencies": Object {
+    "@nrwl/cli": "*",
+    "@nrwl/tao": "*",
+    "@nrwl/workspace": "*",
+    "@types/node": "12.12.38",
+    "dotenv": "6.2.0",
+    "eslint": "7.10.0",
+    "prettier": "2.1.2",
+    "ts-node": "~9.1.1",
+    "tslint": "~6.1.0",
+    "typescript": "~4.0.3",
+  },
+  "license": "MIT",
+  "name": "my-workspace",
+  "private": true,
+  "scripts": Object {
+    "affected": "nx affected",
+    "affected:apps": "nx affected:apps",
+    "affected:build": "nx affected:build",
+    "affected:dep-graph": "nx affected:dep-graph",
+    "affected:e2e": "nx affected:e2e",
+    "affected:libs": "nx affected:libs",
+    "affected:lint": "nx affected:lint",
+    "affected:test": "nx affected:test",
+    "build": "nx build",
+    "dep-graph": "nx dep-graph",
+    "e2e": "nx e2e",
+    "format": "nx format:write",
+    "format:check": "nx format:check",
+    "format:write": "nx format:write",
+    "help": "nx help",
+    "lint": "nx workspace-lint && nx lint",
+    "nx": "nx",
+    "start": "nx serve",
+    "test": "nx test",
+    "update": "nx migrate latest",
+    "workspace-generator": "nx workspace-generator",
+  },
+  "version": "0.0.0",
+}
+`;
+
+exports[`new --preset empty should generate an empty nx.json 1`] = `
+Object {
+  "affected": Object {
+    "defaultBase": "master",
+  },
+  "implicitDependencies": Object {
+    ".eslintrc.json": "*",
+    "nx.json": "*",
+    "package.json": Object {
+      "dependencies": "*",
+      "devDependencies": "*",
+    },
+    "tsconfig.base.json": "*",
+    "tslint.json": "*",
+    "workspace.json": "*",
+  },
+  "npmScope": "npmScope",
+  "projects": Object {},
+  "tasksRunnerOptions": Object {
+    "default": Object {
+      "options": Object {
+        "cacheableOperations": Array [
+          "build",
+          "lint",
+          "test",
+          "e2e",
+        ],
+      },
+      "runner": "@nrwl/workspace/tasks-runners/default",
+    },
+  },
+}
+`;
+
+exports[`new --preset empty should generate an empty workspace.json 1`] = `
+Object {
+  "cli": Object {
+    "defaultCollection": "@nrwl/workspace",
+  },
+  "projects": Object {},
+  "version": 2,
+}
+`;
+
+exports[`new --preset empty should generate an necessary npm dependencies 1`] = `
+Object {
+  "dependencies": Object {},
+  "devDependencies": Object {
+    "@nrwl/cli": "*",
+    "@nrwl/tao": "*",
+    "@nrwl/workspace": "*",
+    "@types/node": "12.12.38",
+    "dotenv": "6.2.0",
+    "eslint": "7.10.0",
+    "prettier": "2.1.2",
+    "ts-node": "~9.1.1",
+    "tslint": "~6.1.0",
+    "typescript": "~4.0.3",
+  },
+  "license": "MIT",
+  "name": "my-workspace",
+  "private": true,
+  "scripts": Object {
+    "affected": "nx affected",
+    "affected:apps": "nx affected:apps",
+    "affected:build": "nx affected:build",
+    "affected:dep-graph": "nx affected:dep-graph",
+    "affected:e2e": "nx affected:e2e",
+    "affected:libs": "nx affected:libs",
+    "affected:lint": "nx affected:lint",
+    "affected:test": "nx affected:test",
+    "build": "nx build",
+    "dep-graph": "nx dep-graph",
+    "e2e": "nx e2e",
+    "format": "nx format:write",
+    "format:check": "nx format:check",
+    "format:write": "nx format:write",
+    "help": "nx help",
+    "lint": "nx workspace-lint && nx lint",
+    "nx": "nx",
+    "start": "nx serve",
+    "test": "nx test",
+    "update": "nx migrate latest",
+    "workspace-generator": "nx workspace-generator",
+  },
+  "version": "0.0.0",
+}
+`;
+
+exports[`new --preset empty should generate necessary npm dependencies 1`] = `
+Object {
+  "dependencies": Object {},
+  "devDependencies": Object {
+    "@nrwl/cli": "*",
+    "@nrwl/tao": "*",
+    "@nrwl/workspace": "*",
+    "@types/node": "12.12.38",
+    "dotenv": "6.2.0",
+    "eslint": "7.10.0",
+    "prettier": "2.1.2",
+    "ts-node": "~9.1.1",
+    "tslint": "~6.1.0",
+    "typescript": "~4.0.3",
+  },
+  "license": "MIT",
+  "name": "my-workspace",
+  "private": true,
+  "scripts": Object {
+    "affected": "nx affected",
+    "affected:apps": "nx affected:apps",
+    "affected:build": "nx affected:build",
+    "affected:dep-graph": "nx affected:dep-graph",
+    "affected:e2e": "nx affected:e2e",
+    "affected:libs": "nx affected:libs",
+    "affected:lint": "nx affected:lint",
+    "affected:test": "nx affected:test",
+    "build": "nx build",
+    "dep-graph": "nx dep-graph",
+    "e2e": "nx e2e",
+    "format": "nx format:write",
+    "format:check": "nx format:check",
+    "format:write": "nx format:write",
+    "help": "nx help",
+    "lint": "nx workspace-lint && nx lint",
+    "nx": "nx",
+    "start": "nx serve",
+    "test": "nx test",
+    "update": "nx migrate latest",
+    "workspace-generator": "nx workspace-generator",
+  },
+  "version": "0.0.0",
+}
+`;
+
+exports[`new --preset react should generate an empty nx.json 1`] = `
+Object {
+  "affected": Object {
+    "defaultBase": "master",
+  },
+  "implicitDependencies": Object {
+    ".eslintrc.json": "*",
+    "nx.json": "*",
+    "package.json": Object {
+      "dependencies": "*",
+      "devDependencies": "*",
+    },
+    "tsconfig.base.json": "*",
+    "tslint.json": "*",
+    "workspace.json": "*",
+  },
+  "npmScope": "npmScope",
+  "projects": Object {},
+  "tasksRunnerOptions": Object {
+    "default": Object {
+      "options": Object {
+        "cacheableOperations": Array [
+          "build",
+          "lint",
+          "test",
+          "e2e",
+        ],
+      },
+      "runner": "@nrwl/workspace/tasks-runners/default",
+    },
+  },
+}
+`;
+
+exports[`new --preset react should generate an empty workspace.json 1`] = `
+Object {
+  "cli": Object {
+    "defaultCollection": "@nrwl/workspace",
+  },
+  "projects": Object {},
+  "version": 2,
+}
+`;
+
+exports[`new --preset react should generate necessary npm dependencies 1`] = `
+Object {
+  "dependencies": Object {},
+  "devDependencies": Object {
+    "@nrwl/cli": "*",
+    "@nrwl/react": "*",
+    "@nrwl/tao": "*",
+    "@nrwl/workspace": "*",
+    "@types/node": "12.12.38",
+    "dotenv": "6.2.0",
+    "eslint": "7.10.0",
+    "prettier": "2.1.2",
+    "ts-node": "~9.1.1",
+    "tslint": "~6.1.0",
+    "typescript": "~4.0.3",
+  },
+  "license": "MIT",
+  "name": "my-workspace",
+  "private": true,
+  "scripts": Object {
+    "affected": "nx affected",
+    "affected:apps": "nx affected:apps",
+    "affected:build": "nx affected:build",
+    "affected:dep-graph": "nx affected:dep-graph",
+    "affected:e2e": "nx affected:e2e",
+    "affected:libs": "nx affected:libs",
+    "affected:lint": "nx affected:lint",
+    "affected:test": "nx affected:test",
+    "build": "nx build",
+    "dep-graph": "nx dep-graph",
+    "e2e": "nx e2e",
+    "format": "nx format:write",
+    "format:check": "nx format:check",
+    "format:write": "nx format:write",
+    "help": "nx help",
+    "lint": "nx workspace-lint && nx lint",
+    "nx": "nx",
+    "start": "nx serve",
+    "test": "nx test",
+    "update": "nx migrate latest",
+    "workspace-generator": "nx workspace-generator",
+  },
+  "version": "0.0.0",
+}
+`;
+
+exports[`new should 1`] = `
+Object {
+  "cli": Object {
+    "defaultCollection": "@nrwl/workspace",
+  },
+  "projects": Object {},
+  "version": 2,
+}
+`;
+
+exports[`new should generate an empty nx.json 1`] = `
+Object {
+  "affected": Object {
+    "defaultBase": "master",
+  },
+  "implicitDependencies": Object {
+    ".eslintrc.json": "*",
+    "nx.json": "*",
+    "package.json": Object {
+      "dependencies": "*",
+      "devDependencies": "*",
+    },
+    "tsconfig.base.json": "*",
+    "tslint.json": "*",
+    "workspace.json": "*",
+  },
+  "npmScope": "npmScope",
+  "projects": Object {},
+  "tasksRunnerOptions": Object {
+    "default": Object {
+      "options": Object {
+        "cacheableOperations": Array [
+          "build",
+          "lint",
+          "test",
+          "e2e",
+        ],
+      },
+      "runner": "@nrwl/workspace/tasks-runners/default",
+    },
+  },
+}
+`;
+
+exports[`new should generate an empty workspace.json 1`] = `
+Object {
+  "cli": Object {
+    "defaultCollection": "@nrwl/workspace",
+  },
+  "projects": Object {},
+  "version": 2,
+}
+`;

packages/workspace/src/schematics/new/new.spec.ts

@@ -0,0 +1,65 @@
+import { createTree } from '@nrwl/devkit/testing';
+import { readJson, Tree } from '@nrwl/devkit';
+import { newGenerator, Preset, Schema } from './new';
+import { Linter } from '../../utils/lint';
+
+const defaultOptions: Omit<Schema, 'name' | 'directory' | 'appName'> = {
+  cli: 'nx',
+  preset: Preset.Empty,
+  skipInstall: false,
+  skipGit: false,
+  linter: Linter.EsLint,
+  defaultBase: 'master',
+};
+
+describe('new', () => {
+  let tree: Tree;
+
+  beforeEach(() => {
+    tree = createTree();
+  });
+
+  it('should generate an empty workspace.json', async () => {
+    await newGenerator(tree, {
+      ...defaultOptions,
+      name: 'my-workspace',
+      directory: 'my-workspace',
+      npmScope: 'npmScope',
+      appName: 'app',
+    });
+    expect(readJson(tree, 'my-workspace/workspace.json')).toMatchSnapshot();
+  });
+
+  it('should generate an empty nx.json', async () => {
+    await newGenerator(tree, {
+      ...defaultOptions,
+      name: 'my-workspace',
+      directory: 'my-workspace',
+      npmScope: 'npmScope',
+      appName: 'app',
+    });
+    expect(readJson(tree, 'my-workspace/nx.json')).toMatchSnapshot();
+  });
+
+  describe('--preset', () => {
+    describe.each([[Preset.Empty], [Preset.Angular], [Preset.React]])(
+      '%s',
+      (preset) => {
+        beforeEach(async () => {
+          await newGenerator(tree, {
+            ...defaultOptions,
+            name: 'my-workspace',
+            directory: 'my-workspace',
+            npmScope: 'npmScope',
+            appName: 'app',
+            preset,
+          });
+        });
+
+        it('should generate necessary npm dependencies', () => {
+          expect(readJson(tree, 'my-workspace/package.json')).toMatchSnapshot();
+        });
+      }
+    );
+  });
+});

packages/workspace/src/schematics/new/new.ts

@@ -1,31 +1,21 @@
 import {
-  chain,
-  move,
-  noop,
-  Rule,
-  schematic,
-  SchematicContext,
   Tree,
-} from '@angular-devkit/schematics';
+  formatFiles,
-import {
+  updateJson,
-  NodePackageInstallTask,
+  addDependenciesToPackageJson,
-  RepositoryInitializerTask,
+  installPackagesTask,
-} from '@angular-devkit/schematics/tasks';
+  getWorkspacePath,
+  convertNxGenerator,
+  names,
+  getPackageManagerCommand,
+} from '@nrwl/devkit';
 
-import {
+import { join } from 'path';
-  addDepsToPackageJson,
-  updateWorkspaceInTree,
-} from '../../utils/ast-utils';
-
-import { formatFiles } from '../../utils/rules/format-files';
-
-import { nxVersion } from '../../utils/versions';
-import * as path from 'path';
-import { Observable } from 'rxjs';
-import { spawn } from 'child_process';
-import { getPackageManagerCommand } from '@nrwl/tao/src/shared/package-manager';
 import * as yargsParser from 'yargs-parser';
-import { names } from '@nrwl/devkit';
+import { spawn, SpawnOptions } from 'child_process';
+
+import { workspaceGenerator } from '../workspace/workspace';
+import { nxVersion } from '../../utils/versions';
 
 export enum Preset {
   Empty = 'empty',
@@ -51,34 +41,20 @@ export interface Schema {
   nxCloud?: boolean;
   preset: Preset;
   commit?: { name: string; email: string; message?: string };
-  defaultBase?: string;
+  defaultBase: string;
-  nxWorkspaceRoot?: string;
   linter: 'tslint' | 'eslint';
   packageManager?: string;
 }
 
-class RunPresetTask {
+function generatePreset(host: Tree, opts: Schema) {
-  toConfiguration() {
-    return {
-      name: 'RunPreset',
-    };
-  }
-}
-
-function createPresetTaskExecutor(opts: Schema) {
   const cliCommand = opts.cli === 'angular' ? 'ng' : 'nx';
   const parsedArgs = yargsParser(process.argv, {
     boolean: ['interactive'],
   });
-
-  return {
-    name: 'RunPreset',
-    create: () => {
-      return Promise.resolve(() => {
   const spawnOptions = {
     stdio: [process.stdin, process.stdout, process.stderr],
     shell: true,
-          cwd: path.join(opts.nxWorkspaceRoot || process.cwd(), opts.directory),
+    cwd: join(host.root, opts.directory),
   };
   const pmc = getPackageManagerCommand();
   const executable = `${pmc.exec} ${cliCommand}`;
@@ -88,30 +64,91 @@ function createPresetTaskExecutor(opts: Schema) {
     `--name=${opts.appName}`,
     opts.style ? `--style=${opts.style}` : null,
     opts.linter ? `--linter=${opts.linter}` : null,
-          opts.npmScope
+    opts.npmScope ? `--npmScope=${opts.npmScope}` : `--npmScope=${opts.name}`,
-            ? `--npmScope=${opts.npmScope}`
-            : `--npmScope=${opts.name}`,
     opts.preset ? `--preset=${opts.preset}` : null,
     `--cli=${cliCommand}`,
     parsedArgs.interactive ? '--interactive=true' : '--interactive=false',
   ].filter((e) => !!e);
-        return new Observable((obs) => {
+  return new Promise((resolve, reject) => {
     spawn(executable, args, spawnOptions).on('close', (code: number) => {
       if (code === 0) {
-              obs.next();
+        resolve();
-              obs.complete();
       } else {
         const message = 'Workspace creation failed, see above.';
-              obs.error(new Error(message));
+        reject(new Error(message));
       }
     });
   });
-      });
-    },
-  };
 }
 
-export default function (options: Schema): Rule {
+async function initializeGitRepo(
+  host: Tree,
+  rootDirectory: string,
+  options: Schema
+) {
+  const execute = (args: ReadonlyArray<string>, ignoreErrorStream = false) => {
+    const outputStream = 'ignore';
+    const errorStream = ignoreErrorStream ? 'ignore' : process.stderr;
+    const spawnOptions: SpawnOptions = {
+      stdio: [process.stdin, outputStream, errorStream],
+      shell: true,
+      cwd: join(host.root, rootDirectory),
+      env: {
+        ...process.env,
+        ...(options.commit.name
+          ? {
+              GIT_AUTHOR_NAME: options.commit.name,
+              GIT_COMMITTER_NAME: options.commit.name,
+            }
+          : {}),
+        ...(options.commit.email
+          ? {
+              GIT_AUTHOR_EMAIL: options.commit.email,
+              GIT_COMMITTER_EMAIL: options.commit.email,
+            }
+          : {}),
+      },
+    };
+    return new Promise((resolve, reject) => {
+      spawn('git', args, spawnOptions).on('close', (code) => {
+        if (code === 0) {
+          resolve();
+        } else {
+          reject(code);
+        }
+      });
+    });
+  };
+  const hasCommand = await execute(['--version']).then(
+    () => true,
+    () => false
+  );
+  if (!hasCommand) {
+    return;
+  }
+  const insideRepo = await execute(
+    ['rev-parse', '--is-inside-work-tree'],
+    true
+  ).then(
+    () => true,
+    () => false
+  );
+  if (insideRepo) {
+    console.info(
+      `Directory is already under version control. Skipping initialization of git.`
+    );
+    return;
+  }
+  await execute(['init']);
+  await execute(['add', '.']);
+  if (options.commit) {
+    const message = options.commit.message || 'initial commit';
+    await execute(['commit', `-m "${message}"`]);
+  }
+  console.info('Successfully initialized git.');
+}
+
+export async function newGenerator(host: Tree, options: Schema) {
   if (
     options.skipInstall &&
     options.preset !== 'empty' &&
@@ -125,139 +162,97 @@ export default function (options: Schema): Rule {
 
   options = normalizeOptions(options);
 
-  const layout = options.preset === 'oss' ? 'packages' : 'apps-and-libs';
+  const layout: 'packages' | 'apps-and-libs' =
+    options.preset === 'oss' ? 'packages' : 'apps-and-libs';
   const workspaceOpts = {
     ...options,
     layout,
     preset: undefined,
     nxCloud: undefined,
   };
-  return (host: Tree, context: SchematicContext) => {
+  workspaceGenerator(host, workspaceOpts);
-    const engineHost = (context.engine.workflow as any).engineHost;
-    engineHost.registerTaskExecutor(createPresetTaskExecutor(options));
 
-    return chain([
+  if (options.cli === 'angular') {
-      schematic('workspace', workspaceOpts),
+    setDefaultPackageManager(host, options);
-      options.cli === 'angular' ? setDefaultPackageManager(options) : noop(),
+  }
-      setDefaultLinter(options),
+  setDefaultLinter(host, options);
-      addPresetDependencies(options),
+  addPresetDependencies(host, options);
-      addCloudDependencies(options),
+  addCloudDependencies(host, options);
-      move('/', options.directory),
+
-      addTasks(options),
+  await formatFiles(host);
-      formatFiles({ skipFormat: false }, options.directory),
+  host.listChanges().forEach((change) => {
-    ])(Tree.empty(), context);
+    if (change.type !== 'DELETE') {
+      host.rename(change.path, join(options.directory, change.path));
+    }
+  });
+  return async () => {
+    installPackagesTask(host, false, options.directory);
+    await generatePreset(host, options);
+    if (!options.skipGit) {
+      await initializeGitRepo(host, options.directory, options);
+    }
   };
 }
 
-function addCloudDependencies(options: Schema) {
+export default newGenerator;
-  return options.nxCloud
+export const newSchematic = convertNxGenerator(newGenerator);
-    ? addDepsToPackageJson({}, { '@nrwl/nx-cloud': 'latest' }, false)
+
-    : noop();
+function addCloudDependencies(host: Tree, options: Schema) {
+  if (options.nxCloud) {
+    return addDependenciesToPackageJson(
+      host,
+      {},
+      { '@nrwl/nx-cloud': 'latest' }
+    );
+  }
 }
 
-function addPresetDependencies(options: Schema) {
+const presetDependencies: Omit<
-  if (options.preset === 'empty') {
+  Record<
-    return noop();
+    Preset,
-  } else if (options.preset === 'web-components') {
+    { dependencies: Record<string, string>; dev: Record<string, string> }
-    return addDepsToPackageJson(
+  >,
-      {},
+  Preset.Empty | Preset.OSS
-      {
+> = {
-        '@nrwl/web': nxVersion,
+  [Preset.WebComponents]: { dependencies: {}, dev: { '@nrwl/web': nxVersion } },
+  [Preset.Angular]: { dependencies: { '@nrwl/angular': nxVersion }, dev: {} },
+  [Preset.AngularWithNest]: {
+    dependencies: { '@nrwl/angular': nxVersion },
+    dev: { '@nrwl/nest': nxVersion },
   },
-      false
+  [Preset.React]: {
-    );
+    dependencies: {},
-  } else if (options.preset === 'angular') {
+    dev: {
-    return addDepsToPackageJson(
-      {
-        '@nrwl/angular': nxVersion,
-      },
-      {},
-      false
-    );
-  } else if (options.preset === 'angular-nest') {
-    return addDepsToPackageJson(
-      {
-        '@nrwl/angular': nxVersion,
-      },
-      {
-        '@nrwl/nest': nxVersion,
-      },
-      false
-    );
-  } else if (options.preset === 'react') {
-    return addDepsToPackageJson(
-      {},
-      {
       '@nrwl/react': nxVersion,
     },
-      false
+  },
-    );
+  [Preset.ReactWithExpress]: {
-  } else if (options.preset === 'react-express') {
+    dependencies: {},
-    return addDepsToPackageJson(
+    dev: {
-      {},
-      {
       '@nrwl/react': nxVersion,
       '@nrwl/express': nxVersion,
     },
-      false
-    );
-  } else if (options.preset === 'next') {
-    return addDepsToPackageJson(
-      {},
-      {
-        '@nrwl/next': nxVersion,
   },
-      false
+  [Preset.Nest]: {
-    );
+    dependencies: {},
-  } else if (options.preset === 'nest') {
+    dev: {
-    return addDepsToPackageJson(
-      {},
-      {
       '@nrwl/nest': nxVersion,
     },
-      false
+  },
-    );
+  [Preset.NextJs]: {
-  } else {
+    dependencies: {},
-    return noop();
+    dev: {
-  }
+      '@nrwl/next': nxVersion,
-}
+    },
+  },
+};
 
-function addTasks(options: Schema) {
+function addPresetDependencies(host: Tree, options: Schema) {
-  return (host: Tree, context: SchematicContext) => {
+  if (options.preset === Preset.Empty || options.preset === Preset.OSS) {
-    let packageTask;
+    return;
-    let presetInstallTask;
-    if (!options.skipInstall) {
-      packageTask = context.addTask(
-        new NodePackageInstallTask(options.directory)
-      );
   }
-    if (options.preset !== 'empty') {
+  const { dependencies, dev } = presetDependencies[options.preset];
-      const createPresetTask = context.addTask(new RunPresetTask(), [
+  return addDependenciesToPackageJson(host, dependencies, dev);
-        packageTask,
-      ]);
-
-      presetInstallTask = context.addTask(
-        new NodePackageInstallTask(options.directory),
-        [createPresetTask]
-      );
-    }
-    if (!options.skipGit) {
-      const commit =
-        typeof options.commit == 'object'
-          ? options.commit
-          : !!options.commit
-          ? {}
-          : false;
-      context.addTask(
-        new RepositoryInitializerTask(options.directory, commit),
-        presetInstallTask
-          ? [presetInstallTask]
-          : packageTask
-          ? [packageTask]
-          : []
-      );
-    }
-  };
 }
 
 function normalizeOptions(options: Schema): Schema {
@@ -269,30 +264,29 @@ function normalizeOptions(options: Schema): Schema {
   return options;
 }
 
-function setDefaultLinter({ linter, preset }: Schema): Rule {
+function setDefaultLinter(host: Tree, { linter, preset }: Schema) {
   // Don't do anything if someone doesn't pick angular
-  if (preset === 'angular' || preset === 'angular-nest') {
+  if (preset !== 'angular' && preset !== 'angular-nest') {
+    return;
+  }
+
   switch (linter) {
     case 'eslint': {
-        return setESLintDefault();
+      setESLintDefault(host);
+      break;
     }
     case 'tslint': {
-        return setTSLintDefault();
+      setTSLintDefault(host);
+      break;
     }
-      default: {
-        return noop();
-      }
-    }
-  } else {
-    return noop();
   }
 }
 
 /**
  * This sets ESLint as the default for any schematics that default to TSLint
  */
-function setESLintDefault() {
+function setESLintDefault(host: Tree) {
-  return updateWorkspaceInTree((json) => {
+  updateJson(host, getWorkspacePath(host), (json) => {
     setDefault(json, '@nrwl/angular', 'application', 'linter', 'eslint');
     setDefault(json, '@nrwl/angular', 'library', 'linter', 'eslint');
     setDefault(
@@ -309,8 +303,8 @@ function setESLintDefault() {
 /**
  * This sets TSLint as the default for any schematics that default to ESLint
  */
-function setTSLintDefault() {
+function setTSLintDefault(host: Tree) {
-  return updateWorkspaceInTree((json) => {
+  updateJson(host, getWorkspacePath(host), (json) => {
     setDefault(json, '@nrwl/workspace', 'library', 'linter', 'tslint');
     setDefault(json, '@nrwl/cypress', 'cypress-project', 'linter', 'tslint');
     setDefault(json, '@nrwl/cypress', 'cypress-project', 'linter', 'tslint');
@@ -325,12 +319,12 @@ function setTSLintDefault() {
   });
 }
 
-function setDefaultPackageManager({ packageManager }: Schema) {
+function setDefaultPackageManager(host: Tree, { packageManager }: Schema) {
   if (!packageManager) {
-    return noop();
+    return;
   }
 
-  return updateWorkspaceInTree((json) => {
+  updateJson(host, getWorkspacePath(host), (json) => {
     if (!json.cli) {
       json.cli = {};
     }

packages/workspace/src/schematics/new/schema.json

@@ -3,6 +3,7 @@
   "id": "NxWorkspaceNew",
   "title": "Create an empty workspace",
   "type": "object",
+  "cli": "nx",
   "properties": {
     "name": {
       "description": "The name of the workspace.",
@@ -13,17 +14,17 @@
       },
       "x-prompt": "What name would you like to use for the workspace?"
     },
+    "cli": {
+      "description": "CLI used for generating code and running tasks",
+      "type": "string",
+      "enum": ["nx", "angular"],
+      "default": "nx"
+    },
     "style": {
       "description": "The file extension to be used for style files.",
       "type": "string",
       "default": "css"
     },
-    "directory": {
-      "type": "string",
-      "format": "path",
-      "description": "The directory name to create the workspace in.",
-      "default": ""
-    },
     "npmScope": {
       "type": "string",
       "description": "Npm scope for importing libs."
@@ -82,11 +83,6 @@
       "type": "boolean",
       "default": false
     },
-    "nxWorkspaceRoot": {
-      "type": "string",
-      "description": "Root directory.",
-      "hidden": true
-    },
     "linter": {
       "description": "The tool to use for running lint checks.",
       "type": "string",

packages/workspace/src/schematics/workspace/__snapshots__/workspace.spec.ts.snap

@@ -0,0 +1,7 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`workspace should create a prettierrc file 1`] = `
+"{
+  \\"singleQuote\\": true
+}"
+`;

packages/workspace/src/schematics/workspace/files/README.md__tmpl__

@@ -1,6 +1,6 @@
 <% if(cli === 'angular') { %>
 
-# <%= utils.classify(name) %>
+# <%= formattedNames.className %>
 
 This project was generated using [Nx](https://nx.dev).
 
@@ -92,7 +92,7 @@ Visit the [Nx Documentation](https://nx.dev/angular) to learn more.
 
 <% } else { %>
 
-# <%= utils.classify(name) %>
+# <%= formattedNames.className %>
 
 This project was generated using [Nx](https://nx.dev).
 

packages/workspace/src/schematics/workspace/files/__dot__prettierrc

@@ -1 +0,0 @@
-<%= defaultNrwlPrettierConfig %>

packages/workspace/src/schematics/workspace/files/package.json__tmpl__

@@ -1,5 +1,5 @@
 {
-  "name": "<%= utils.dasherize(name) %>",
+  "name": "<%= formattedNames.fileName %>",
   "version": "0.0.0",
   "license": "MIT",
   "scripts": {

packages/workspace/src/schematics/workspace/schema.d.ts

@@ -1,5 +1,4 @@
 export interface Schema {
-  directory: string;
   name: string;
   npmScope?: string;
   skipInstall?: boolean;
@@ -8,5 +7,5 @@ export interface Schema {
   commit?: { name: string; email: string; message?: string };
   cli: 'nx' | 'angular';
   layout: 'apps-and-libs' | 'packages';
-  defaultBase?: string;
+  defaultBase: string;
 }

packages/workspace/src/schematics/workspace/schema.json

@@ -1,6 +1,7 @@
 {
   "$schema": "http://json-schema.org/schema",
   "id": "SchematicsNxNgNew",
+  "cli": "nx",
   "title": "Create an empty workspace",
   "type": "object",
   "properties": {
@@ -41,6 +42,7 @@
       "type": "string",
       "format": "path",
       "description": "The directory name to create the workspace in.",
+      "x-deprecated": "This option is no longer used.",
       "default": ""
     },
     "layout": {

packages/workspace/src/schematics/workspace/workspace.spec.ts

@@ -1,16 +1,22 @@
-import { Tree } from '@angular-devkit/schematics';
+import { readJson, Tree } from '@nrwl/devkit';
-import { NxJson, readJsonInTree } from '@nrwl/workspace';
+import { workspaceGenerator } from './workspace';
-import { runSchematic } from '../../utils/testing';
+import { createTree } from '@nrwl/devkit/testing';
+import { NxJson } from '../../core/shared-interfaces';
 
-describe('workspace', () => {
+describe('@nrwl/workspace:workspace', () => {
-  let projectTree: Tree;
+  let tree: Tree;
 
   beforeEach(() => {
-    projectTree = Tree.empty();
+    tree = createTree();
   });
 
   it('should create files', async () => {
-    const tree = await runSchematic('workspace', { name: 'proj' }, projectTree);
+    workspaceGenerator(tree, {
+      name: 'proj',
+      cli: 'nx',
+      layout: 'apps-and-libs',
+      defaultBase: 'main',
+    });
     expect(tree.exists('/nx.json')).toBe(true);
     expect(tree.exists('/workspace.json')).toBe(true);
     expect(tree.exists('/.prettierrc')).toBe(true);
@@ -18,8 +24,13 @@ describe('workspace', () => {
   });
 
   it('should create nx.json', async () => {
-    const tree = await runSchematic('workspace', { name: 'proj' }, projectTree);
+    workspaceGenerator(tree, {
-    const nxJson = readJsonInTree<NxJson>(tree, '/nx.json');
+      name: 'proj',
+      cli: 'nx',
+      layout: 'apps-and-libs',
+      defaultBase: 'master',
+    });
+    const nxJson = readJson<NxJson>(tree, '/nx.json');
     expect(nxJson).toEqual({
       npmScope: 'proj',
       affected: {
@@ -48,9 +59,24 @@ describe('workspace', () => {
     });
   });
 
+  it('should create a prettierrc file', async () => {
+    workspaceGenerator(tree, {
+      name: 'proj',
+      cli: 'nx',
+      layout: 'apps-and-libs',
+      defaultBase: 'main',
+    });
+    expect(tree.read('.prettierrc').toString()).toMatchSnapshot();
+  });
+
   it('should recommend vscode extensions', async () => {
-    const tree = await runSchematic('workspace', { name: 'proj' }, projectTree);
+    workspaceGenerator(tree, {
-    const recommendations = readJsonInTree<{ recommendations: string[] }>(
+      name: 'proj',
+      cli: 'nx',
+      layout: 'apps-and-libs',
+      defaultBase: 'main',
+    });
+    const recommendations = readJson<{ recommendations: string[] }>(
       tree,
       '/.vscode/extensions.json'
     ).recommendations;
@@ -62,12 +88,13 @@ describe('workspace', () => {
   });
 
   it('should recommend vscode extensions (angular)', async () => {
-    const tree = await runSchematic(
+    workspaceGenerator(tree, {
-      'workspace',
+      name: 'proj',
-      { name: 'proj', cli: 'angular' },
+      cli: 'angular',
-      projectTree
+      layout: 'apps-and-libs',
-    );
+      defaultBase: 'main',
-    const recommendations = readJsonInTree<{ recommendations: string[] }>(
+    });
+    const recommendations = readJson<{ recommendations: string[] }>(
       tree,
       '/.vscode/extensions.json'
     ).recommendations;
@@ -81,39 +108,42 @@ describe('workspace', () => {
   });
 
   it('should add decorate-angular-cli when used with angular cli', async () => {
-    const tree = await runSchematic(
+    workspaceGenerator(tree, {
-      'workspace',
+      name: 'proj',
-      { name: 'proj', cli: 'angular' },
+      cli: 'angular',
-      projectTree
+      layout: 'apps-and-libs',
-    );
+      defaultBase: 'main',
+    });
     expect(tree.exists('/decorate-angular-cli.js')).toBe(true);
-    const packageJson = readJsonInTree(tree, '/package.json');
+    const packageJson = readJson(tree, '/package.json');
     expect(packageJson.scripts.postinstall).toEqual(
       'node ./decorate-angular-cli.js'
     );
   });
 
   it('should not add decorate-angular-cli when used with nx cli', async () => {
-    const tree = await runSchematic(
+    workspaceGenerator(tree, {
-      'workspace',
+      name: 'proj',
-      { name: 'proj', cli: 'nx' },
+      cli: 'nx',
-      projectTree
+      layout: 'apps-and-libs',
-    );
+      defaultBase: 'main',
+    });
     expect(tree.exists('/decorate-angular-cli.js')).toBe(false);
-    const packageJson = readJsonInTree(tree, '/package.json');
+    const packageJson = readJson(tree, '/package.json');
     expect(packageJson.scripts.postinstall).toBeUndefined();
   });
 
   it('should create a workspace using package layout', async () => {
-    const tree = await runSchematic(
+    workspaceGenerator(tree, {
-      'workspace',
+      name: 'proj',
-      { name: 'proj', cli: 'nx', layout: 'packages' },
+      cli: 'nx',
-      projectTree
+      layout: 'packages',
-    );
+      defaultBase: 'main',
+    });
     expect(tree.exists('/packages/.gitkeep')).toBe(true);
     expect(tree.exists('/apps/.gitkeep')).toBe(false);
     expect(tree.exists('/libs/.gitkeep')).toBe(false);
-    const nx = readJsonInTree(tree, '/nx.json');
+    const nx = readJson(tree, '/nx.json');
     expect(nx.workspaceLayout).toEqual({
       appsDir: 'packages',
       libsDir: 'packages',

packages/workspace/src/schematics/workspace/workspace.ts

@@ -1,17 +1,12 @@
 import {
-  apply,
+  generateFiles,
-  branchAndMerge,
-  chain,
-  mergeWith,
-  noop,
-  Rule,
-  SchematicContext,
-  template,
   Tree,
-  url,
+  updateJson,
-} from '@angular-devkit/schematics';
+  convertNxGenerator,
+  names,
+  writeJson,
+} from '@nrwl/devkit';
 import { Schema } from './schema';
-import { join, strings } from '@angular-devkit/core';
 import {
   angularCliVersion,
   eslintVersion,
@@ -21,7 +16,6 @@ import {
 } from '../../utils/versions';
 import { readFileSync } from 'fs';
 import { join as pathJoin } from 'path';
-import { updateJsonInTree } from '@nrwl/workspace';
 
 export const DEFAULT_NRWL_PRETTIER_CONFIG = {
   singleQuote: true,
@@ -31,11 +25,11 @@ const decorateAngularClI = (host: Tree) => {
   const decorateCli = readFileSync(
     pathJoin(__dirname as any, '..', 'utils', 'decorate-angular-cli.js__tmpl__')
   ).toString();
-  host.create('decorate-angular-cli.js', decorateCli);
+  host.write('decorate-angular-cli.js', decorateCli);
 };
 
-function setWorkspaceLayoutProperties(options: Schema) {
+function setWorkspaceLayoutProperties(tree: Tree, options: Schema) {
-  return updateJsonInTree('nx.json', (json) => {
+  updateJson(tree, 'nx.json', (json) => {
     if (options.layout === 'packages') {
       json.workspaceLayout = {
         appsDir: 'packages',
@@ -46,27 +40,20 @@ function setWorkspaceLayoutProperties(options: Schema) {
   });
 }
 
-function createAppsAndLibsFolders(options: Schema) {
+function createAppsAndLibsFolders(host: Tree, options: Schema) {
-  return (host: Tree) => {
   if (options.layout === 'packages') {
-      host.create('packages/.gitkeep', '');
+    host.write('packages/.gitkeep', '');
   } else {
-      host.create('apps/.gitkeep', '');
+    host.write('apps/.gitkeep', '');
-      host.create('libs/.gitkeep', '');
+    host.write('libs/.gitkeep', '');
   }
-  };
 }
 
-export default function (options: Schema): Rule {
+function createFiles(host: Tree, options: Schema) {
-  if (!options.name) {
-    throw new Error(`Invalid options, "name" is required.`);
-  }
-
-  return (host: Tree, context: SchematicContext) => {
   const npmScope = options.npmScope ? options.npmScope : options.name;
-    const templateSource = apply(url('./files'), [
+  const formattedNames = names(options.name);
-      template({
+  generateFiles(host, pathJoin(__dirname, './files'), '', {
-        utils: strings,
+    formattedNames,
     dot: '.',
     tmpl: '',
     workspaceFile: options.cli === 'angular' ? 'angular' : 'workspace',
@@ -80,22 +67,24 @@ export default function (options: Schema): Rule {
     ...(options as object),
     nxVersion,
     npmScope,
-        defaultNrwlPrettierConfig: JSON.stringify(
+  });
-          DEFAULT_NRWL_PRETTIER_CONFIG,
-          null,
-          2
-        ),
-      }),
-    ]);
-    return chain([
-      branchAndMerge(
-        chain([
-          mergeWith(templateSource),
-          options.cli === 'angular' ? decorateAngularClI : noop(),
-          setWorkspaceLayoutProperties(options),
-          createAppsAndLibsFolders(options),
-        ])
-      ),
-    ])(host, context);
-  };
 }
+
+function createPrettierrc(host: Tree) {
+  writeJson(host, '.prettierrc', DEFAULT_NRWL_PRETTIER_CONFIG);
+}
+
+export function workspaceGenerator(host: Tree, options: Schema) {
+  if (!options.name) {
+    throw new Error(`Invalid options, "name" is required.`);
+  }
+  createFiles(host, options);
+  createPrettierrc(host);
+  if (options.cli === 'angular') {
+    decorateAngularClI(host);
+  }
+  setWorkspaceLayoutProperties(host, options);
+  createAppsAndLibsFolders(host, options);
+}
+
+export const workspaceSchematic = convertNxGenerator(workspaceGenerator);