Function getIncrementingValueFunction

test/e2e/test-expect.js:1568–1573

* Returns a method that resolves the numbers 0 through 6. * @return {function():!Promise }

()

 * @return {function():!Promise<number>}
 */
function getIncrementingValueFunction() {
  let value = 0;
  return function () {
    return value++;
  };
}

/**
 * Returns a method that resolves the numbers 0 through 6.