Joey Perrott 4f28192d62 refactor(dev-infra): use a mixin to require a github-token for an ng-dev command (#38630)
Creates a mixin for requiring a github token to be provided to a command.  This mixin
allows for a centralized management of the requirement and handling of the github-token.

PR Close #38630
2020-08-31 12:32:27 -07:00

38 lines
1.6 KiB
TypeScript

/**
* @license
* Copyright Google LLC 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 {Argv} from 'yargs';
import {error, red, yellow} from './console';
export type ArgvWithGithubToken = Argv<{githubToken: string}>;
export function addGithubTokenFlag(yargs: Argv): ArgvWithGithubToken {
return yargs
// 'github-token' is casted to 'githubToken' to properly set up typings to reflect the key in
// the Argv object being camelCase rather than kebob case due to the `camel-case-expansion`
// config: https://github.com/yargs/yargs-parser#camel-case-expansion
.option('github-token' as 'githubToken', {
type: 'string',
description: 'Github token. If not set, token is retrieved from the environment variables.',
coerce: (token: string) => {
const githubToken = token || process.env.GITHUB_TOKEN || process.env.TOKEN;
if (!githubToken) {
error(red('No Github token set. Please set the `GITHUB_TOKEN` environment variable.'));
error(red('Alternatively, pass the `--github-token` command line flag.'));
error(yellow(`You can generate a token here: ${GITHUB_TOKEN_GENERATE_URL}`));
process.exit(1);
}
return githubToken;
},
})
.default('github-token' as 'githubToken', '', '<LOCAL TOKEN>');
}
/** URL to the Github page where personal access tokens can be generated. */
export const GITHUB_TOKEN_GENERATE_URL = 'https://github.com/settings/tokens/new';