title: "npm watch" command not working, but "npm run watch" command is working
body: <p>Its said that <code>npm start</code> and <code>npm run start</code> are same, then in my case <code>npm run watch</code> is working fine but <code>npm watch</code> is not working, </p>
  
  <p>Following is the error when i run <code>npm watch</code> is:</p>
  
  <pre><code>Usage: npm &lt;command&gt;
  
  where &lt;command&gt; is one of:
      access, adduser, audit, bin, bugs, c, cache, ci, cit,
      clean-install, clean-install-test, completion, config,
      create, ddp, dedupe, deprecate, dist-tag, docs, doctor,
      edit, explore, fund, get, help, help-search, hook, i, init,
      install, install-ci-test, install-test, it, link, list, ln,
      login, logout, ls, org, outdated, owner, pack, ping, prefix,
      profile, prune, publish, rb, rebuild, repo, restart, root,
      run, run-script, s, se, search, set, shrinkwrap, star,
      stars, start, stop, t, team, test, token, tst, un,
      uninstall, unpublish, unstar, up, update, v, version, view,
      whoami
  
  npm &lt;command&gt; -h  quick help on &lt;command&gt;
  npm -l            display full usage info
  npm help &lt;term&gt;   search for help on &lt;term&gt;
  npm help npm      involved overview
  
  Specify configs in the ini-formatted file:
      C:\Users\erdiv\.npmrc
  or on the command line via: npm &lt;command&gt; --key value
  Config info can be viewed via: npm help config
  
  npm@6.13.4 C:\Program Files\nodejs\node_modules\npm
  </code></pre>
  
  <p>my package.json is:</p>
  
  <pre><code>{
    "name": "web",
    "version": "1.0.0",
    "description": "",
    "main": "main.js",
    "scripts": {
      "start": "nodemon server.js",
      "watch": "npx watchify ./public/main.js -o ./public/bundle.js"
    },
    "author": "",
    "license": "ISC",
    "dependencies": {
      "budo": "^11.6.3",
      "express": "^4.17.1",
      "nodemon": "^2.0.3",
      "socket.io": "^2.3.0",
      "watchify": "^3.11.1"
    }
  }
  </code></pre>
  
  <p>Please help in clarification, that why can't i use command "npm watch" in this case.</p>