@quenk/preconditions/lib/boolean.d.ts

Make data satisfy constraints before using.

import { Type } from '@quenk/noni/lib/data/type';
import { Precondition } from './';
/**
 * isBoolean tests if a value is a boolean.
 */
export declare const isBoolean: Precondition<Type, boolean>;
/**
 * toBoolean casts a value to a boolean.
 *
 * Basically anything that is not null or undefined results in true.
 */
export declare const toBoolean: Precondition<Type, boolean>;