@primer/react/dist/utils/modern-polymorphic.d.ts

An implementation of GitHub's Primer Design System using React

import { ComponentPropsWithRef, ElementType } from "react";

//#region src/utils/modern-polymorphic.d.ts
/**
 * Distributive Omit utility type that works correctly with union types
 */
type DistributiveOmit<T, TOmitted extends PropertyKey> = T extends unknown ? Omit<T, TOmitted> : never;
/**
 * Simplified polymorphic props type that handles the common pattern of
 * `DistributiveOmit<ComponentPropsWithRef<ElementType extends As ? DefaultElement : As>, 'as'>`
 */
type PolymorphicProps<TAs extends ElementType, TDefaultElement extends ElementType = 'div', Props = object> = DistributiveOmit<ComponentPropsWithRef<ElementType extends TAs ? TDefaultElement : TAs> & Props, 'as'> & {
  as?: TAs;
};
//#endregion
export { DistributiveOmit, PolymorphicProps };