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node_modules/lodash/_baseToString.js 1.13 KB
f7563de62   Palak Handa   first commit
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  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;