vmasto

const mock = impl => {
  const mockFn = (...args) => {
    mockFn.calls.push(args);
    return impl ? impl(...args) : undefined;
  };
  
  mockFn.calls = [];
  mockFn.reset = () => mockFn.calls = [];
  
  return mockFn;

BinaryMuse

import express from "express";

/**
 * Takes a route handling function and returns a function
 * that wraps it after first checking that the strings in
 * `reserved` are not part of `req.body`. Used for ensuring
 * create and update requests do not overwrite server-generated
 * values.
 */
function checkReservedParams(routeHandler, ...reserved) {