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succulent

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Powerful and easy runtime type checking

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/// <reference types="jest" /> import { hasLength, is, minLength, maxLength, nonEmpty, $any, $Array, $string, } from "../index"; const $nonEmptyArray = $Array($any).that(nonEmpty); const $nonEmptyString = $string.that(nonEmpty); test("nonEmpty", () => { expect(is([], $nonEmptyArray)).toBe(false); expect(is(["hello"], $nonEmptyArray)).toBe(true); expect(is("", $nonEmptyString)).toBe(false); expect(is("hello", $nonEmptyString)).toBe(true); }); const $hasLengthTwelve = $string.that(hasLength(12)); test("hasLength", () => { expect(is("hello frien", $hasLengthTwelve)).toBe(false); expect(is("hello friend", $hasLengthTwelve)).toBe(true); expect(is("hello friend!", $hasLengthTwelve)).toBe(false); }); const $hasAtLeastTwo = $Array($any).that(minLength(2)); test("minLength", () => { expect(is([0], $hasAtLeastTwo)).toBe(false); expect(is([0, 1], $hasAtLeastTwo)).toBe(true); expect(is([0, 1, 2], $hasAtLeastTwo)).toBe(true); }); const $hasAtMostTwo = $Array($any).that(maxLength(2)); test("maxLength", () => { expect(is([0], $hasAtMostTwo)).toBe(true); expect(is([0, 1], $hasAtMostTwo)).toBe(true); expect(is([0, 1, 2], $hasAtMostTwo)).toBe(false); }); //# sourceMappingURL=length.test.js.map