lodash-compat/internal/isHostObject.js

The compatibility build of lodash modular utilities.

/**
 * Checks if `value` is a host object in IE < 9.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a host object, else `false`.
 */
var isHostObject = (function() {
  try {
    Object({ 'toString': 0 } + '');
  } catch(e) {
    return function() { return false; };
  }
  return function(value) {
    // IE < 9 presents many host objects as `Object` objects that can coerce
    // to strings despite having improperly defined `toString` methods.
    return typeof value.toString != 'function' && typeof (value + '') == 'string';
  };
}());

module.exports = isHostObject;