Files
openstapps/packages/core-tools/test/model/src/test-union.ts

23 lines
883 B
TypeScript

/*
* Copyright (C) 2018-2019 StApps
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <https://www.gnu.org/licenses/>.
*/
export type TestFirstUnion = 'test1' | 'test2';
export type TestSecondUnion = 'test3';
export type TestThirdUnion = TestFirstUnion | TestSecondUnion;
export type TestFourthUnion<T extends TestFirstUnion> = T extends TestFirstUnion ? TestFirstUnion : never;