@nx/next/src/generators/application/lib/add-jest.js

The Next.js plugin for Nx contains executors and generators for managing Next.js applications and libraries within an Nx workspace. It provides: - Scaffolding for creating, building, serving, linting, and testing Next.js applications. - Integration wit

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.addJest = addJest;
const devkit_1 = require("@nx/devkit");
const versions_1 = require("../../../utils/versions");
async function addJest(host, options) {
    if (options.unitTestRunner !== 'jest') {
        return () => { };
    }
    const { configurationGenerator } = (0, devkit_1.ensurePackage)('@nx/jest', versions_1.nxVersion);
    const jestTask = await configurationGenerator(host, {
        ...options,
        project: options.projectName,
        supportTsx: true,
        skipSerializers: true,
        setupFile: 'none',
        compiler: 'babel',
        skipFormat: true,
        runtimeTsconfigFileName: 'tsconfig.json',
    });
    const tsConfigSpecJson = (0, devkit_1.readJson)(host, (0, devkit_1.joinPathFragments)(options.appProjectRoot, 'tsconfig.spec.json'));
    (0, devkit_1.updateJson)(host, (0, devkit_1.joinPathFragments)(options.appProjectRoot, 'tsconfig.json'), (json) => {
        json.compilerOptions ??= {};
        json.compilerOptions.types ??= [];
        json.compilerOptions.types.push(...(tsConfigSpecJson?.compilerOptions?.types ?? []));
        return json;
    });
    (0, devkit_1.updateJson)(host, (0, devkit_1.joinPathFragments)(options.appProjectRoot, 'tsconfig.spec.json'), (json) => {
        json.compilerOptions.jsx = 'react';
        // have to override exclude otherwise lint will fail with setParserOptionsProject and jest.config.ts/jest.config.cts
        if (options.setParserOptionsProject) {
            const tsConfig = (0, devkit_1.readJson)(host, (0, devkit_1.joinPathFragments)(options.appProjectRoot, 'tsconfig.json'));
            json.exclude = tsConfig.exclude.filter((e) => e !== 'jest.config.ts' && e !== 'jest.config.cts');
        }
        return json;
    });
    return jestTask;
}