var TO_STRING_TAG_SUPPORT = require('../internals/to-string-tag-support');
var defineProperty = require('../internals/object-define-property').f;
var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
var hasOwn = require('../internals/has-own-property');
var toString = require('../internals/object-to-string');
var wellKnownSymbol = require('../internals/well-known-symbol');

var TO_STRING_TAG = wellKnownSymbol('toStringTag');

module.exports = function (it, TAG, STATIC, SET_METHOD) {
  if (it) {
    var target = STATIC ? it : it.prototype;
    if (!hasOwn(target, TO_STRING_TAG)) {
      defineProperty(target, TO_STRING_TAG, { configurable: true, value: TAG });
    }
    if (SET_METHOD && !TO_STRING_TAG_SUPPORT) {
      createNonEnumerableProperty(target, 'toString', toString);
    }
  }
};