@awsui/components-react/internal/types.d.ts

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/**
 * Makes specified properties required.
 *
 * @example
 * ```
 * import { AlertProps } from '~components/alert/interfaces'
 *
 * type InternalAlertProps = SomeRequired<AlertProps, 'type'>
 *
 * function Alert(props: AlertProps) { ... }
 * function InternalAlert(props: InternalAlertProps) { ... }
 * ```
 */
export type SomeRequired<Type, Keys extends keyof Type> = Type & { [Key in Keys]-?: Type[Key] };
/**
 * Makes specified properties optional.
 *
 * @example
 * ```
 * type PartialAlertProps = SomeOptional<AlertProps, 'type' | 'children'>
 * ```
 */
export type SomeOptional<T, K extends keyof T> = Omit<T, K> & Partial<Pick<T, K>>;
/**
 * Utility type that makes a union of given type and undefined.
 * @example
 * ```
 * type OptionalString = Optional<string>
 * type OptionalStringOrNumber = Optional<string | number>
 * ```
 */
export type Optional<Type> = Type | undefined;
/**
 * Use this function to mark conditions which should never be visited
 */
export declare function assertNever(_value: never): null;