How to use the @ckeditor/ckeditor5-dev-env.generateChangelogForSinglePackage function in @ckeditor/ckeditor5-dev-env

/**
 * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md.
 */

'use strict';

/* eslint-env node */

/**
 * Scripts for generating the changelog before starting the release process.
 */

require( '@ckeditor/ckeditor5-dev-env' ).generateChangelogForSinglePackage();

#!/usr/bin/env node

/**
 * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md.
 */

'use strict';

/* eslint-env node */

/**
 * Scripts for generating the changelog before starting the release process.
 */

require( '@ckeditor/ckeditor5-dev-env' ).generateChangelogForSinglePackage();

#!/usr/bin/env node

/**
 * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md.
 */

'use strict';

/* eslint-env node */

/**
 * Scripts for generating the changelog before starting the release process.
 */

require( '@ckeditor/ckeditor5-dev-env' ).generateChangelogForSinglePackage();

gulp.task( 'changelog', () => {
	return require( '@ckeditor/ckeditor5-dev-env' ).generateChangelogForSinglePackage();
} );

#!/usr/bin/env node

/**
 * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md.
 */

'use strict';

require( '@ckeditor/ckeditor5-dev-env' ).generateChangelogForSinglePackage();