moltres-utils/dist/data/isIndex.js

Utils for Moltres apps

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

/** Used as references for various `Number` constants. */
const MAX_SAFE_INTEGER = 9007199254740991;
/** Used to detect unsigned integer values. */

const reIsUint = /^(?:0|[1-9]\d*)$/;
/**
 * Checks if `value` is a valid array-like index.
 *
 * @param {*} value The value to check.
 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
 */

const isIndex = (value, length) => {
  const type = typeof value;
  length = length == null ? MAX_SAFE_INTEGER : length;
  return !!length && (type == 'number' || type != 'symbol' && reIsUint.test(value)) && value > -1 && value % 1 == 0 && value < length;
};

var _default = isIndex;
exports.default = _default;
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