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@nativescript/core/utils/typescript-utils.d.ts

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259 BTypeScriptView Raw

1/**
2 * Makes the specified properties in a type optional.
3 * @example type NotifyData = Optional<EventData, "object">
4 * // returns: { eventName: string; object?: Observable }
5 */
6export type Optional<T, K extends keyof T> = Omit<T, K> & { [P in K]?: T[P] };

1	`/**`
2	`* Makes the specified properties in a type optional.`
3	`* @example type NotifyData = Optional<EventData, "object">`
4	`* // returns: { eventName: string; object?: Observable }`
5	`*/`
6	`export type Optional<T, K extends keyof T> = Omit<T, K> & { [P in K]?: T[P] };`