var baseGetTag = require('./_baseGetTag'),
      isObjectLike = require('./isObjectLike');
  
  /** `Object#toString` result references. */
  var boolTag = '[object Boolean]';
  
  /**
   * Checks if `value` is classified as a boolean primitive or object.
   *
   * @static
   * @memberOf _
   * @since 0.1.0
   * @category Lang
   * @param {*} value The value to check.
   * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.
   * @example
   *
   * _.isBoolean(false);
   * // => true
   *
   * _.isBoolean(null);
   * // => false
   */
  function isBoolean(value) {
    return value === true || value === false ||
      (isObjectLike(value) && baseGetTag(value) == boolTag);
  }
  
  module.exports = isBoolean;