ramda-adjunct/es/isInteger32.js

Ramda Adjunct is the most popular and most comprehensive set of utilities for use with Ramda, providing a variety of useful, well tested functions with excellent documentation.

import { curryN } from 'ramda';
import toInteger32 from './toInteger32.js';

/**
 * Checks whether the passed value is a signed 32 bit integer.
 *
 * @func isInteger32
 * @aliases isInt32
 * @memberOf RA
 * @since {@link https://char0n.github.io/ramda-adjunct/2.32.0|v2.32.0}
 * @category Type
 * @sig * -> Boolean
 * @param {*} val The value to test
 * @return {boolean}
 * @see {@link RA.toInteger32|toInteger32}
 * @example
 *
 * RA.isInteger32(0); //=> true
 * RA.isInteger32((-2) ** 31); //=> true
 *
 * RA.isInteger32(Infinity); //=> false
 * RA.isInteger32(NaN); //=> false
 * RA.isInteger32(2 ** 31); //=> false
 */
var isInteger32 = curryN(1, function (val) {
  return toInteger32(val) === val;
});
export default isInteger32;