Type Alias Branded<T, U>

Branded<T, U>: T & {
    [symbol]: U;
}

Creates a branded type of T with the brand U.

Type Parameters

  • T

    Type to brand

  • U

    Label

Returns

Branded type

Example

type Result = Branded<string, 'foo'>
//   ^? type Result = string & { [symbol]: 'foo' }

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