fix(cli): generate docs:json NPM script dynamically according to ts…

…config file

Angular CLI 10 introduced a `tsconfig.base.json` file that we have to use to generate doc with compodoc.
So if `tsconfig.base.json` exist then use it, otherwise assume there is a `tsconfig.json` file

lib/cli/src/generators/ANGULAR/angular-helpers.ts

@@ -1,5 +1,7 @@
 import * as path from 'path';
 import * as fs from 'fs';
+import { pathExists } from 'fs-extra';
+
 import { readFileAsJson, writeFileAsJson } from '../../helpers';
 
 type TsConfig = {
@@ -52,3 +54,7 @@ export function isDefaultProjectSet() {
   const angularJson = readFileAsJson('angular.json', true);
   return angularJson && !!angularJson.defaultProject;
 }
+
+export async function getBaseTsConfigName() {
+  return (await pathExists('./tsconfig.base.json')) ? 'tsconfig.base.json' : 'tsconfig.json';
+}

lib/cli/src/generators/ANGULAR/index.ts

@@ -4,6 +4,7 @@ import {
   editStorybookTsConfig,
   getAngularAppTsConfigJson,
   getAngularAppTsConfigPath,
+  getBaseTsConfigName,
 } from './angular-helpers';
 import { writeFileAsJson, copyTemplate } from '../../helpers';
 import { baseGenerator, Generator } from '../baseGenerator';
@@ -40,8 +41,9 @@ const generator: Generator = async (packageManager, npmOptions, options) => {
   editStorybookTsConfig(path.resolve('./.storybook/tsconfig.json'));
 
   // edit scripts to generate docs
+  const tsConfigFile = await getBaseTsConfigName();
   packageManager.addScripts({
-    'docs:json': 'compodoc -p ./tsconfig.base.json -e json -d .',
+    'docs:json': `compodoc -p ./${tsConfigFile} -e json -d .`,
   });
   packageManager.addStorybookCommandInScripts({
     port: 6006,