jest-preset-angular
Version:
Jest preset configuration for Angular projects
76 lines (75 loc) • 3.4 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.runNgccJestProcessor = void 0;
const child_process_1 = require("child_process");
const path_1 = __importDefault(require("path"));
const ANGULAR_COMPILER_CLI_PKG_NAME = '@angular/compiler-cli';
let ngccPath = '';
try {
ngccPath = require.resolve('@angular/compiler-cli/ngcc/main-ngcc.js');
}
catch (_a) {
try {
const compilerCliNgccPath = require.resolve('@angular/compiler-cli/ngcc');
const compilerCliNgccFolder = compilerCliNgccPath.substring(0, compilerCliNgccPath.lastIndexOf(path_1.default.sep));
ngccPath = path_1.default.resolve(compilerCliNgccFolder, 'main-ngcc.js');
}
catch (_b) {
}
}
function findNodeModulesDirectory() {
return ngccPath.substring(0, ngccPath.indexOf(ANGULAR_COMPILER_CLI_PKG_NAME.replace('/', path_1.default.sep)));
}
function findAngularCompilerCliVersion() {
const packagePath = require.resolve(ANGULAR_COMPILER_CLI_PKG_NAME);
const substringLength = packagePath.indexOf(ANGULAR_COMPILER_CLI_PKG_NAME.replace('/', path_1.default.sep)) +
ANGULAR_COMPILER_CLI_PKG_NAME.length;
const ngCompilerCliFolder = packagePath.substring(0, substringLength);
const ngCompilerCliPackageJson = `${ngCompilerCliFolder}/package.json`;
const { version } = require(ngCompilerCliPackageJson);
return version;
}
const nodeModuleDirPath = findNodeModulesDirectory();
const runNgccJestProcessor = (tsconfigPath) => {
var _a;
const ngCompilerCliVersion = findAngularCompilerCliVersion();
const [ngMajorVersion] = ngCompilerCliVersion.split('.');
if (parseInt(ngMajorVersion, 10) >= 16) {
console.warn(`
Running 'ngcc' is not required for Angular 16+ projects. This 'ngcc-jest-processor' script will be removed in the next major version of 'jest-preset-angular'.
Tip: To avoid this message you can remove 'jest-preset-angular/global-setup' from your jest config
`);
return;
}
if (ngccPath && nodeModuleDirPath) {
process.stdout.write('\nngcc-jest-processor: running ngcc\n');
const ngccBaseArgs = [
ngccPath,
'--source',
nodeModuleDirPath,
'--properties',
...['es2015', 'main'],
'--first-only',
'false',
'--async',
];
if (tsconfigPath) {
ngccBaseArgs.push(...['--tsconfig', tsconfigPath]);
}
const { status, error } = (0, child_process_1.spawnSync)(process.execPath, ngccBaseArgs, {
stdio: ['inherit', process.stderr, process.stderr],
});
if (status !== 0) {
const errorMessage = (_a = error === null || error === void 0 ? void 0 : error.message) !== null && _a !== void 0 ? _a : '';
throw new Error(`${errorMessage} NGCC failed ${errorMessage ? ', see above' : ''}.`);
}
return;
}
console.warn(`Warning: Could not locate '@angular/compiler-cli' to run 'ngcc' automatically.` +
`Please make sure you are running 'ngcc-jest-processor.js' from root level of your project.` +
`'ngcc' must be run before running Jest`);
};
exports.runNgccJestProcessor = runNgccJestProcessor;