cleanup(angular): update component generator to be more consistent with similar generators (#16078)

docs/generated/packages/angular/generators/component.json

@@ -52,7 +52,7 @@
         "alias": "t"
       },
       "standalone": {
-        "description": "Whether the generated component is standalone. _Note: This is only supported in Angular versions >= 14.1.0_",
+        "description": "Whether the generated component is standalone. _Note: This is only supported in Angular versions >= 14.1.0_.",
         "type": "boolean",
         "default": false,
         "x-priority": "important"

packages/angular/src/generators/application/lib/create-project.ts

@@ -1,11 +1,12 @@
-import { NormalizedSchema } from './normalized-schema';
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
+import type { Tree } from '@nrwl/devkit';
 import { addProjectConfiguration } from '@nrwl/devkit';
+import type { AngularProjectConfiguration } from '../../../utils/types';
 import { getInstalledAngularVersionInfo } from '../../utils/version-utils';
+import type { NormalizedSchema } from './normalized-schema';
 
 export function createProject(tree: Tree, options: NormalizedSchema) {
   const installedAngularInfo = getInstalledAngularVersionInfo(tree);
-  const project: ProjectConfiguration & { prefix: string } = {
+  const project: AngularProjectConfiguration = {
     name: options.name,
     projectType: 'application',
     prefix: options.prefix,

packages/angular/src/generators/component/component.compat.ts

@@ -1,5 +1,5 @@
-import componentGenerator from './component';
-import { warnForSchematicUsage } from '../utils/warn-for-schematic-usage';
 import { convertNxGenerator } from '@nrwl/devkit';
+import { warnForSchematicUsage } from '../utils/warn-for-schematic-usage';
+import { componentGenerator } from './component';
 
 export default warnForSchematicUsage(convertNxGenerator(componentGenerator));

packages/angular/src/generators/component/component.spec.ts

@@ -5,7 +5,7 @@ import {
   writeJson,
 } from '@nrwl/devkit';
 import { createTreeWithEmptyWorkspace } from '@nrwl/devkit/testing';
-import componentGenerator from './component';
+import { componentGenerator } from './component';
 
 describe('component Generator', () => {
   it('should create the component correctly and export it in the entry point when "export=true"', async () => {
@@ -686,7 +686,7 @@ describe('component Generator', () => {
         standalone: true,
       })
     ).rejects
-      .toThrow(stripIndents`The "standalone" option is only supported in Angular >= 14.1.0. You are currently using 14.0.0.
+      .toThrow(stripIndents`The "standalone" option is only supported in Angular >= 14.1.0. You are currently using "14.0.0".
     You can resolve this error by removing the "standalone" option or by migrating to Angular 14.1.0.`);
   });
 });

packages/angular/src/generators/component/component.ts

@@ -4,32 +4,19 @@ import {
   generateFiles,
   joinPathFragments,
   names,
-  readNxJson,
-  stripIndents,
 } from '@nrwl/devkit';
-import { lt } from 'semver';
-import { checkPathUnderProjectRoot } from '../utils/path';
-import { getInstalledAngularVersionInfo } from '../utils/version-utils';
-import { exportComponentInEntryPoint } from './lib/component';
-import { normalizeOptions } from './lib/normalize-options';
-import type { Schema } from './schema';
 import { addToNgModule } from '../utils';
-import { findModuleFromOptions } from './lib/module';
+import {
+  exportComponentInEntryPoint,
+  findModuleFromOptions,
+  normalizeOptions,
+  validateOptions,
+} from './lib';
+import type { Schema } from './schema';
 
 export async function componentGenerator(tree: Tree, rawOptions: Schema) {
-  const installedAngularVersionInfo = getInstalledAngularVersionInfo(tree);
-
-  if (
-    lt(installedAngularVersionInfo.version, '14.1.0') &&
-    rawOptions.standalone
-  ) {
-    throw new Error(stripIndents`The "standalone" option is only supported in Angular >= 14.1.0. You are currently using ${installedAngularVersionInfo.version}.
-    You can resolve this error by removing the "standalone" option or by migrating to Angular 14.1.0.`);
-  }
-
-  const options = await normalizeOptions(tree, rawOptions);
-
-  checkPathUnderProjectRoot(tree, options.project, options.path);
+  validateOptions(tree, rawOptions);
+  const options = normalizeOptions(tree, rawOptions);
 
   const pathToGenerate = options.flat
     ? joinPathFragments(__dirname, './files/__fileName__')
@@ -38,10 +25,6 @@ export async function componentGenerator(tree: Tree, rawOptions: Schema) {
   const componentNames = names(options.name);
   const typeNames = names(options.type);
 
-  const selector =
-    options.selector ||
-    buildSelector(tree, componentNames.fileName, options.prefix);
-
   generateFiles(tree, pathToGenerate, options.path, {
     fileName: componentNames.fileName,
     className: componentNames.className,
@@ -55,7 +38,7 @@ export async function componentGenerator(tree: Tree, rawOptions: Schema) {
     changeDetection: options.changeDetection,
     viewEncapsulation: options.viewEncapsulation,
     displayBlock: options.displayBlock,
-    selector,
+    selector: options.selector,
     tpl: '',
   });
 
@@ -123,12 +106,4 @@ export async function componentGenerator(tree: Tree, rawOptions: Schema) {
   }
 }
 
-function buildSelector(tree: Tree, name: string, prefix: string) {
-  const selectorPrefix = names(
-    prefix ?? readNxJson(tree).npmScope ?? 'app'
-  ).fileName;
-
-  return names(`${selectorPrefix}-${name}`).fileName;
-}
-
 export default componentGenerator;

packages/angular/src/generators/component/lib/component.ts

@@ -1,10 +1,11 @@
 import type { Tree } from '@nrwl/devkit';
 import { logger, readProjectConfiguration, stripIndents } from '@nrwl/devkit';
-import { getComponentFileInfo } from '../../utils/file-info';
+import { ensureTypescript } from '@nrwl/js/src/utils/typescript/ensure-typescript';
+import type { StringLiteral } from 'typescript';
 import { locateLibraryEntryPointFromDirectory } from '../../utils/entry-point';
+import { getComponentFileInfo } from '../../utils/file-info';
 import { getRelativeImportToFile } from '../../utils/path';
 import type { NormalizedSchema } from '../schema';
-import { shouldExportInEntryPoint } from './entry-point';
 import { findModuleFromOptions } from './module';
 
 export function exportComponentInEntryPoint(
@@ -57,3 +58,26 @@ export function exportComponentInEntryPoint(
 
   tree.write(entryPointPath, updateEntryPointContent);
 }
+
+function shouldExportInEntryPoint(
+  tree: Tree,
+  entryPoint: string,
+  modulePath: string
+): boolean {
+  if (!modulePath) {
+    return false;
+  }
+
+  ensureTypescript();
+  const { tsquery } = require('@phenomnomnominal/tsquery');
+  const moduleImportPath = getRelativeImportToFile(entryPoint, modulePath);
+  const entryPointContent = tree.read(entryPoint, 'utf-8');
+  const entryPointAst = tsquery.ast(entryPointContent);
+  const moduleExport = tsquery(
+    entryPointAst,
+    `ExportDeclaration StringLiteral[value='${moduleImportPath}']`,
+    { visitAllChildren: true }
+  )[0] as StringLiteral;
+
+  return Boolean(moduleExport);
+}

packages/angular/src/generators/component/lib/entry-point.ts

@@ -1,27 +0,0 @@
-import type { Tree } from '@nrwl/devkit';
-import type { StringLiteral } from 'typescript';
-import { getRelativeImportToFile } from '../../utils/path';
-import { ensureTypescript } from '@nrwl/js/src/utils/typescript/ensure-typescript';
-
-export function shouldExportInEntryPoint(
-  tree: Tree,
-  entryPoint: string,
-  modulePath: string
-): boolean {
-  if (!modulePath) {
-    return false;
-  }
-
-  ensureTypescript();
-  const { tsquery } = require('@phenomnomnominal/tsquery');
-  const moduleImportPath = getRelativeImportToFile(entryPoint, modulePath);
-  const entryPointContent = tree.read(entryPoint, 'utf-8');
-  const entryPointAst = tsquery.ast(entryPointContent);
-  const moduleExport = tsquery(
-    entryPointAst,
-    `ExportDeclaration StringLiteral[value='${moduleImportPath}']`,
-    { visitAllChildren: true }
-  )[0] as StringLiteral;
-
-  return Boolean(moduleExport);
-}

packages/angular/src/generators/component/lib/index.ts

@@ -0,0 +1,4 @@
+export * from './component';
+export * from './module';
+export * from './normalize-options';
+export * from './validate-options';

packages/angular/src/generators/component/lib/normalize-options.ts

@@ -1,29 +1,34 @@
 import type { Tree } from '@nrwl/devkit';
 import { joinPathFragments, readProjectConfiguration } from '@nrwl/devkit';
+import type { AngularProjectConfiguration } from '../../../utils/types';
+import { parseNameWithPath } from '../../utils/names';
+import { buildSelector } from '../../utils/selector';
 import type { NormalizedSchema, Schema } from '../schema';
 
-export async function normalizeOptions(
+export function normalizeOptions(
   tree: Tree,
   options: Schema
-): Promise<NormalizedSchema> {
-  const { projectType, root, sourceRoot } = readProjectConfiguration(
+): NormalizedSchema {
+  const { prefix, projectType, root, sourceRoot } = readProjectConfiguration(
     tree,
     options.project
-  );
-  const projectSourceRoot = sourceRoot ?? joinPathFragments(root, 'src');
+  ) as AngularProjectConfiguration;
 
-  const parsedName = options.name.split('/');
-  const name = parsedName.pop();
-  const namedPath = parsedName.join('/');
+  const projectSourceRoot = sourceRoot ?? joinPathFragments(root, 'src');
+  const { name, path: namePath } = parseNameWithPath(options.name);
 
   const path =
     options.path ??
     joinPathFragments(
       projectSourceRoot,
       projectType === 'application' ? 'app' : 'lib',
-      namedPath
+      namePath
     );
 
+  const selector =
+    options.selector ??
+    buildSelector(tree, name, options.prefix, prefix, 'fileName');
+
   return {
     ...options,
     name,
@@ -33,5 +38,6 @@ export async function normalizeOptions(
     path,
     projectSourceRoot,
     projectRoot: root,
+    selector,
   };
 }

packages/angular/src/generators/component/lib/validate-options.ts

@@ -0,0 +1,13 @@
+import type { Tree } from '@nrwl/devkit';
+import { checkPathUnderProjectRoot } from '../../utils/path';
+import {
+  validateProject,
+  validateStandaloneOption,
+} from '../../utils/validations';
+import type { Schema } from '../schema';
+
+export function validateOptions(tree: Tree, options: Schema): void {
+  validateProject(tree, options.project);
+  checkPathUnderProjectRoot(tree, options.project, options.path);
+  validateStandaloneOption(tree, options.standalone);
+}

packages/angular/src/generators/component/schema.d.ts

@@ -25,4 +25,5 @@ export interface NormalizedSchema extends Schema {
   path: string;
   projectSourceRoot: string;
   projectRoot: string;
+  selector: string;
 }

packages/angular/src/generators/component/schema.json

@@ -54,7 +54,7 @@
       "alias": "t"
     },
     "standalone": {
-      "description": "Whether the generated component is standalone. _Note: This is only supported in Angular versions >= 14.1.0_",
+      "description": "Whether the generated component is standalone. _Note: This is only supported in Angular versions >= 14.1.0_.",
       "type": "boolean",
       "default": false,
       "x-priority": "important"

packages/angular/src/generators/convert-tslint-to-eslint/convert-tslint-to-eslint.ts

@@ -6,10 +6,11 @@ import {
   logger,
   Tree,
 } from '@nrwl/devkit';
-import { warnForSchematicUsage } from '../utils/warn-for-schematic-usage';
 import { ConvertTSLintToESLintSchema, ProjectConverter } from '@nrwl/linter';
 import type { Linter } from 'eslint';
+import type { AngularProjectConfiguration } from '../../utils/types';
 import { addLintingGenerator } from '../add-linting/add-linting';
+import { warnForSchematicUsage } from '../utils/warn-for-schematic-usage';
 
 export async function conversionGenerator(
   host: Tree,
@@ -33,7 +34,7 @@ export async function conversionGenerator(
       await addLintingGenerator(host, {
         projectName,
         projectRoot: projectConfig.root,
-        prefix: (projectConfig as any).prefix || 'app',
+        prefix: (projectConfig as AngularProjectConfiguration).prefix || 'app',
         /**
          * We set the parserOptions.project config just in case the converted config uses
          * rules which require type-checking. Later in the conversion we check if it actually

packages/angular/src/generators/directive/lib/normalize-options.ts

@@ -1,21 +1,18 @@
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
-import {
-  joinPathFragments,
-  names,
-  readNxJson,
-  readProjectConfiguration,
-} from '@nrwl/devkit';
-import { parseName } from '../../utils/names';
+import type { Tree } from '@nrwl/devkit';
+import { joinPathFragments, readProjectConfiguration } from '@nrwl/devkit';
+import type { AngularProjectConfiguration } from '../../../utils/types';
+import { parseNameWithPath } from '../../utils/names';
+import { buildSelector } from '../../utils/selector';
 import type { Schema } from '../schema';
 
 export function normalizeOptions(tree: Tree, options: Schema) {
   const { prefix, projectType, root, sourceRoot } = readProjectConfiguration(
     tree,
     options.project
-  ) as ProjectConfiguration & { prefix?: string };
+  ) as AngularProjectConfiguration;
 
   const projectSourceRoot = sourceRoot ?? joinPathFragments(root, 'src');
-  const { name, path: namePath } = parseName(options.name);
+  const { name, path: namePath } = parseNameWithPath(options.name);
 
   const path =
     options.path ??
@@ -26,7 +23,8 @@ export function normalizeOptions(tree: Tree, options: Schema) {
     );
 
   const selector =
-    options.selector ?? buildSelector(tree, name, options.prefix, prefix);
+    options.selector ??
+    buildSelector(tree, name, options.prefix, prefix, 'propertyName');
 
   return {
     ...options,
@@ -37,18 +35,3 @@ export function normalizeOptions(tree: Tree, options: Schema) {
     selector,
   };
 }
-
-function buildSelector(
-  tree: Tree,
-  name: string,
-  prefix: string,
-  projectPrefix: string
-): string {
-  let selector = name;
-  prefix ??= projectPrefix ?? readNxJson(tree).npmScope;
-  if (prefix) {
-    selector = `${prefix}-${selector}`;
-  }
-
-  return names(selector).propertyName;
-}

packages/angular/src/generators/directive/lib/validate-options.ts

@@ -1,21 +1,13 @@
 import type { Tree } from '@nrwl/devkit';
-import { getProjects, stripIndents } from '@nrwl/devkit';
-import { lt } from 'semver';
 import { checkPathUnderProjectRoot } from '../../utils/path';
-import { getInstalledAngularVersionInfo } from '../../utils/version-utils';
+import {
+  validateProject,
+  validateStandaloneOption,
+} from '../../utils/validations';
 import type { Schema } from '../schema';
 
 export function validateOptions(tree: Tree, options: Schema): void {
-  const projects = getProjects(tree);
-  if (!projects.has(options.project)) {
-    throw new Error(`Project "${options.project}" does not exist!`);
-  }
-
+  validateProject(tree, options.project);
   checkPathUnderProjectRoot(tree, options.project, options.path);
-
-  const installedAngularVersionInfo = getInstalledAngularVersionInfo(tree);
-  if (lt(installedAngularVersionInfo.version, '14.1.0') && options.standalone) {
-    throw new Error(stripIndents`The "standalone" option is only supported in Angular >= 14.1.0. You are currently using "${installedAngularVersionInfo.version}".
-    You can resolve this error by removing the "standalone" option or by migrating to Angular 14.1.0.`);
-  }
+  validateStandaloneOption(tree, options.standalone);
 }

packages/angular/src/generators/library/lib/add-project.ts

@@ -1,12 +1,13 @@
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
+import type { Tree } from '@nrwl/devkit';
 import { addProjectConfiguration, joinPathFragments } from '@nrwl/devkit';
-import { NormalizedSchema } from './normalized-schema';
+import type { AngularProjectConfiguration } from '../../../utils/types';
+import type { NormalizedSchema } from './normalized-schema';
 
 export function addProject(
   tree: Tree,
   libraryOptions: NormalizedSchema['libraryOptions']
 ) {
-  const project: ProjectConfiguration & { prefix: string } = {
+  const project: AngularProjectConfiguration = {
     name: libraryOptions.name,
     root: libraryOptions.projectRoot,
     sourceRoot: joinPathFragments(libraryOptions.projectRoot, 'src'),

packages/angular/src/generators/library/lib/create-files.ts

@@ -1,4 +1,4 @@
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
+import type { Tree } from '@nrwl/devkit';
 import {
   generateFiles,
   getWorkspaceLayout,
@@ -6,14 +6,15 @@ import {
   names,
   offsetFromRoot,
 } from '@nrwl/devkit';
-import { NormalizedSchema } from './normalized-schema';
-import { UnitTestRunner } from '../../../utils/test-runners';
 import { getRootTsConfigFileName } from '@nrwl/js';
+import { UnitTestRunner } from '../../../utils/test-runners';
+import type { AngularProjectConfiguration } from '../../../utils/types';
+import type { NormalizedSchema } from './normalized-schema';
 
 export function createFiles(
   tree: Tree,
   options: NormalizedSchema,
-  project: ProjectConfiguration & { prefix: string }
+  project: AngularProjectConfiguration
 ) {
   const { npmScope } = getWorkspaceLayout(tree);
   const rootOffset = offsetFromRoot(options.libraryOptions.projectRoot);

packages/angular/src/generators/pipe/pipe.ts

@@ -1,4 +1,4 @@
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
+import type { Tree } from '@nrwl/devkit';
 import {
   formatFiles,
   generateFiles,
@@ -7,9 +7,10 @@ import {
   names,
   readProjectConfiguration,
 } from '@nrwl/devkit';
-import type { Schema } from './schema';
-import { checkPathUnderProjectRoot } from '../utils/path';
+import type { AngularProjectConfiguration } from '../../utils/types';
 import { addToNgModule, findModule } from '../utils';
+import { checkPathUnderProjectRoot } from '../utils/path';
+import type { Schema } from './schema';
 
 let tsModule: typeof import('typescript');
 
@@ -24,7 +25,7 @@ export async function pipeGenerator(tree: Tree, schema: Schema) {
   const project = readProjectConfiguration(
     tree,
     schema.project
-  ) as ProjectConfiguration & { prefix?: string };
+  ) as AngularProjectConfiguration;
 
   const path = schema.path ?? `${project.sourceRoot}`;
   const pipeNames = names(schema.name);

packages/angular/src/generators/setup-mf/lib/add-remote-entry.ts

@@ -1,25 +1,23 @@
-import type { ProjectConfiguration, Tree } from '@nrwl/devkit';
+import type { Tree } from '@nrwl/devkit';
 import {
   generateFiles,
   joinPathFragments,
   readNxJson,
   readProjectConfiguration,
 } from '@nrwl/devkit';
-import type { Schema } from '../schema';
 import { addRoute } from '../../../utils/nx-devkit/route-utils';
+import type { AngularProjectConfiguration } from '../../../utils/types';
+import type { Schema } from '../schema';
 
 export function addRemoteEntry(
   tree: Tree,
-  { appName, routing, mfType, prefix, standalone }: Schema,
+  { appName, routing, prefix, standalone }: Schema,
   appRoot: string
 ) {
   prefix =
     prefix ??
-    (
-      readProjectConfiguration(tree, appName) as ProjectConfiguration & {
-        prefix?: string;
-      }
-    )?.prefix ??
+    (readProjectConfiguration(tree, appName) as AngularProjectConfiguration)
+      ?.prefix ??
     readNxJson(tree).npmScope;
   generateFiles(
     tree,

packages/angular/src/generators/utils/names.ts

@@ -2,7 +2,7 @@ import { normalizePath } from '@nrwl/devkit';
 
 export type NameInfo = { name: string; path: string };
 
-export function parseName(rawName: string): NameInfo {
+export function parseNameWithPath(rawName: string): NameInfo {
   const parsedName = normalizePath(rawName).split('/');
   const name = parsedName.pop();
   const path = parsedName.join('/');

packages/angular/src/generators/utils/selector.ts

@@ -0,0 +1,18 @@
+import type { Tree } from '@nrwl/devkit';
+import { names, readNxJson } from '@nrwl/devkit';
+
+export function buildSelector(
+  tree: Tree,
+  name: string,
+  prefix: string | undefined,
+  projectPrefix: string | undefined,
+  casing: keyof Pick<ReturnType<typeof names>, 'fileName' | 'propertyName'>
+): string {
+  let selector = name;
+  prefix ??= projectPrefix ?? readNxJson(tree)?.npmScope;
+  if (prefix) {
+    selector = `${prefix}-${selector}`;
+  }
+
+  return names(selector)[casing];
+}

packages/angular/src/generators/utils/validations.ts

@@ -0,0 +1,32 @@
+import type { Tree } from '@nrwl/devkit';
+import { getProjects, stripIndents } from '@nrwl/devkit';
+import { lt } from 'semver';
+import { getInstalledAngularVersionInfo } from './version-utils';
+
+export function validateProject(tree: Tree, projectName: string): void {
+  const projects = getProjects(tree);
+
+  if (!projects.has(projectName)) {
+    throw new Error(
+      `Project "${projectName}" does not exist! Please provide an existing project name.`
+    );
+  }
+}
+
+export function validateStandaloneOption(
+  tree: Tree,
+  standalone: boolean | undefined,
+  angularVersion?: string
+): void {
+  if (!standalone) {
+    return;
+  }
+
+  const installedAngularVersion =
+    angularVersion ?? getInstalledAngularVersionInfo(tree).version;
+
+  if (lt(installedAngularVersion, '14.1.0')) {
+    throw new Error(stripIndents`The "standalone" option is only supported in Angular >= 14.1.0. You are currently using "${installedAngularVersion}".
+    You can resolve this error by removing the "standalone" option or by migrating to Angular 14.1.0.`);
+  }
+}

packages/angular/src/utils/types.ts

@@ -0,0 +1,5 @@
+import type { ProjectConfiguration } from '@nrwl/devkit';
+
+export type AngularProjectConfiguration = ProjectConfiguration & {
+  prefix?: string;
+};