cond-flow/build/index.d.ts

Elixir style cond for easy javascript control flow

type Value<T> = T | (() => T);
type Pairs<T> = [boolean, Value<T>][];
type Options<T> = {
    /**
     * If no match is found, the default is returned instead.
     * @default undefined
     */
    default?: Value<T>;
};
interface Cond {
    <T, F extends undefined>(pairs: Pairs<T>, options?: F): T | undefined;
    <T1, F1 extends Value<T1>>(pairs: Pairs<T1>, options?: {
        default: F1;
    }): F1 extends Value<T1> ? T1 : T1 | undefined;
    <T2>(pairs: Pairs<T2>, options?: Options<T2>): T2 | undefined;
}
declare const cond: Cond;
export default cond;