name : _baseToString.js var Symbol = require('./_Symbol'), arrayMap = require('./_arrayMap'), isArray = require('./isArray'), isSymbol = require('./isSymbol'); /** Used as references for various `Number` constants. */ var INFINITY = 1 / 0; /** Used to convert symbols to primitives and strings. */ var symbolProto = Symbol ? Symbol.prototype : undefined, symbolToString = symbolProto ? symbolProto.toString : undefined; /** * The base implementation of `_.toString` which doesn't convert nullish * values to empty strings. * * @private * @param {*} value The value to process. * @returns {string} Returns the string. */ function baseToString(value) { // Exit early for strings to avoid a performance hit in some environments. if (typeof value == 'string') { return value; } if (isArray(value)) { // Recursively convert values (susceptible to call stack limits). return arrayMap(value, baseToString) + ''; } if (isSymbol(value)) { return symbolToString ? symbolToString.call(value) : ''; } var result = (value + ''); return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result; } module.exports = baseToString;