import { Exclude } from "../set";
import { ReadonlyKeys } from ".";
/**
 * gets the mutable keys of `T`
 * does not capture index signatures.
 *
 * @since 0.0.2
 *
 * @example
 * type e0 = MutableKeys<{}> // never
 * type e1 = MutableKeys<{ a: 0 }> // "a"
 * type e2 = MutableKeys<{ a?: 0, b: 1 | undefined, readonly c: 2 }> // "a" | "b"
 */
export type MutableKeys<T> = Exclude<keyof T, ReadonlyKeys<T>>;
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