(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global = global || self, global.invariant = factory());
}(this, function () { 'use strict';

  var prefix = 'Invariant failed';
  function invariant(condition, message) {
    if (condition) {
      return;
    }

    {
      throw new Error(prefix + ": " + (message || ''));
    }
  }

  return invariant;

}));