infrastructure-components/node_modules/memoize-one/dist/memoize-one.esm.js

Infrastructure-Components configure the infrastructure of your React-App as part of your React-Components.

var shallowEqual = function shallowEqual(newValue, oldValue) {
  return newValue === oldValue;
};

var simpleIsEqual = function simpleIsEqual(newArgs, lastArgs) {
  return newArgs.length === lastArgs.length && newArgs.every(function (newArg, index) {
    return shallowEqual(newArg, lastArgs[index]);
  });
};

function index (resultFn, isEqual) {
  if (isEqual === void 0) {
    isEqual = simpleIsEqual;
  }

  var lastThis;
  var lastArgs = [];
  var lastResult;
  var calledOnce = false;

  var result = function result() {
    for (var _len = arguments.length, newArgs = new Array(_len), _key = 0; _key < _len; _key++) {
      newArgs[_key] = arguments[_key];
    }

    if (calledOnce && lastThis === this && isEqual(newArgs, lastArgs)) {
      return lastResult;
    }

    lastResult = resultFn.apply(this, newArgs);
    calledOnce = true;
    lastThis = this;
    lastArgs = newArgs;
    return lastResult;
  };

  return result;
}

export default index;