dont-throw
Version:
Don't throw utilities
20 lines (19 loc) • 1.08 kB
TypeScript
export type Expect<T extends true> = T;
export type ExpectTrue<T extends true> = T;
export type ExpectFalse<T extends false> = T;
export type IsTrue<T extends true> = T;
export type IsFalse<T extends false> = T;
export type Equal<X, Y> = (<T>() => T extends X ? 1 : 2) extends <T>() => T extends Y ? 1 : 2 ? true : false;
export type NotEqual<X, Y> = true extends Equal<X, Y> ? false : true;
export type IsAny<T> = 0 extends 1 & T ? true : false;
export type NotAny<T> = true extends IsAny<T> ? false : true;
export type Debug<T> = {
[K in keyof T]: T[K];
};
export type MergeInsertions<T> = T extends object ? {
[K in keyof T]: MergeInsertions<T[K]>;
} : T;
export type Alike<X, Y> = Equal<MergeInsertions<X>, MergeInsertions<Y>>;
export type ExpectExtends<VALUE, EXPECTED> = EXPECTED extends VALUE ? true : false;
export type ExpectValidArgs<FUNC extends (...args: any[]) => any, ARGS extends any[]> = ARGS extends Parameters<FUNC> ? true : false;
export type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends (k: infer I) => void ? I : never;