angular-cn/packages/compiler-cli/ngcc/main-ngcc.ts

158 lines
7.3 KiB
JavaScript
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/usr/bin/env node
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import * as yargs from 'yargs';
import {resolve, setFileSystem, CachedFileSystem, NodeJSFileSystem} from '../src/ngtsc/file_system';
import {mainNgcc} from './src/main';
import {ConsoleLogger} from './src/logging/console_logger';
import {LogLevel} from './src/logging/logger';
// CLI entry point
if (require.main === module) {
const startTime = Date.now();
const args = process.argv.slice(2);
const options =
yargs
.option('s', {
alias: 'source',
describe:
'A path (relative to the working directory) of the `node_modules` folder to process.',
default: './node_modules'
})
.option('f', {alias: 'formats', hidden: true, array: true})
.option('p', {
alias: 'properties',
array: true,
describe:
'An array of names of properties in package.json to compile (e.g. `module` or `es2015`)\n' +
'Each of these properties should hold the path to a bundle-format.\n' +
'If provided, only the specified properties are considered for processing.\n' +
'If not provided, all the supported format properties (e.g. fesm2015, fesm5, es2015, esm2015, esm5, main, module) in the package.json are considered.'
})
.option('t', {
alias: 'target',
describe:
'A relative path (from the `source` path) to a single entry-point to process (plus its dependencies).\n' +
'If this property is provided then `error-on-failed-entry-point` is forced to true',
})
.option('first-only', {
describe:
'If specified then only the first matching package.json property will be compiled.',
type: 'boolean'
})
.option('create-ivy-entry-points', {
describe:
'If specified then new `*_ivy_ngcc` entry-points will be added to package.json rather than modifying the ones in-place.\n' +
'For this to work you need to have custom resolution set up (e.g. in webpack) to look for these new entry-points.\n' +
'The Angular CLI does this already, so it is safe to use this option if the project is being built via the CLI.',
type: 'boolean',
})
.option('legacy-message-ids', {
describe: 'Render `$localize` messages with legacy format ids.\n' +
'The default value is `true`. Only set this to `false` if you do not want legacy message ids to\n' +
'be rendered. For example, if you are not using legacy message ids in your translation files\n' +
'AND are not doing compile-time inlining of translations, in which case the extra message ids\n' +
'would add unwanted size to the final source bundle.\n' +
'It is safe to leave this set to true if you are doing compile-time inlining because the extra\n' +
'legacy message ids will all be stripped during translation.',
type: 'boolean',
default: true,
})
.option('async', {
describe:
'Whether to compile asynchronously. This is enabled by default as it allows compilations to be parallelized.\n' +
'Disabling asynchronous compilation may be useful for debugging.',
type: 'boolean',
default: true,
})
.option('l', {
alias: 'loglevel',
describe: 'The lowest severity logging message that should be output.',
choices: ['debug', 'info', 'warn', 'error'],
})
.option('invalidate-entry-point-manifest', {
describe:
'If this is set then ngcc will not read an entry-point manifest file from disk.\n' +
'Instead it will walk the directory tree as normal looking for entry-points, and then write a new manifest file.',
type: 'boolean',
default: false,
})
.option('error-on-failed-entry-point', {
describe:
'Set this option in order to terminate immediately with an error code if an entry-point fails to be processed.\n' +
'If `-t`/`--target` is provided then this property is always true and cannot be changed. Otherwise the default is false.\n' +
'When set to false, ngcc will continue to process entry-points after a failure. In which case it will log an error and resume processing other entry-points.',
type: 'boolean',
default: false,
})
.option('tsconfig', {
describe:
'A path to a tsconfig.json file that will be used to configure the Angular compiler and module resolution used by ngcc.\n' +
'If not provided, ngcc will attempt to read a `tsconfig.json` file from the folder above that given by the `-s` option.\n' +
'Set to false (via `--no-tsconfig`) if you do not want ngcc to use any `tsconfig.json` file.',
type: 'string',
})
.strict()
.help()
.parse(args);
if (options['f'] && options['f'].length) {
console.error(
'The formats option (-f/--formats) has been removed. Consider the properties option (-p/--properties) instead.');
process.exit(1);
}
setFileSystem(new CachedFileSystem(new NodeJSFileSystem()));
const baseSourcePath = resolve(options['s'] || './node_modules');
const propertiesToConsider: string[] = options['p'];
const targetEntryPointPath = options['t'] ? options['t'] : undefined;
const compileAllFormats = !options['first-only'];
const createNewEntryPointFormats = options['create-ivy-entry-points'];
const logLevel = options['l'] as keyof typeof LogLevel | undefined;
const enableI18nLegacyMessageIdFormat = options['legacy-message-ids'];
const invalidateEntryPointManifest = options['invalidate-entry-point-manifest'];
const errorOnFailedEntryPoint = options['error-on-failed-entry-point'];
// yargs is not so great at mixed string+boolean types, so we have to test tsconfig against a
// string "false" to capture the `tsconfig=false` option.
// And we have to convert the option to a string to handle `no-tsconfig`, which will be `false`.
const tsConfigPath = `${options['tsconfig']}` === 'false' ? null : options['tsconfig'];
(async () => {
try {
const logger = logLevel && new ConsoleLogger(LogLevel[logLevel]);
await mainNgcc({
basePath: baseSourcePath,
propertiesToConsider,
targetEntryPointPath,
compileAllFormats,
createNewEntryPointFormats,
logger,
enableI18nLegacyMessageIdFormat,
async: options['async'],
invalidateEntryPointManifest,
errorOnFailedEntryPoint,
tsConfigPath
});
if (logger) {
const duration = Math.round((Date.now() - startTime) / 1000);
logger.debug(`Run ngcc in ${duration}s.`);
}
process.exitCode = 0;
} catch (e) {
console.error(e.stack || e.message);
process.exitCode = 1;
}
})();
}