ant-design-vue/types/type.ts

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2020-08-19 11:40:33 +08:00
export type Omit<T, K extends keyof T> = Pick<T, Exclude<keyof T, K>>;
// https://stackoverflow.com/questions/46176165/ways-to-get-string-literal-type-of-array-values-without-enum-overhead
export const tuple = <T extends string[]>(...args: T) => args;
export const tupleNum = <T extends number[]>(...args: T) => args;
/**
* https://stackoverflow.com/a/59187769
* Extract the type of an element of an array/tuple without performing indexing
*/
export type ElementOf<T> = T extends (infer E)[] ? E : T extends readonly (infer E)[] ? E : never;
/**
* https://github.com/Microsoft/TypeScript/issues/29729
*/
export type LiteralUnion<T extends U, U> = T | (U & {});