DIY your own npm package.

purpose

test npm package DIY.

step by step

1. create description file of npm package.

   You can use npm init to create the package.json.
   It will prompt you for values for the package.json fields.
   The two required fields are name and version. like this:

   mkdir mypkg; cd mypkg; npm init

2. edit main js file 'index.js'

   exports.test = function() {
   console.log("This is a message from the mypkg package");
   }
   

3. edit test script (optional)

   console.log('execute test script.')
   

   and then, you can make test: as follow:

   npm test

that's all about DIY your own npm moudule. 😃

usage

1. Make a new directory outside of your project and cd into it,
   edit package.json , add dependency of your own package:

   cd ../; mkdir mytest; cd mytest;

   and then, edit package.json like this:

     "name": "my_test",
     "dependencies": {
       "mypkg": "file:../mypkg"
     } 
   }
   

2. execute:

   npm install

   you can see output as follow:

    my_test@ /Users/changxun/Code/testdir
    └── mypkg@1.0.0 
   
    npm WARN xun_test@ No description
    npm WARN xun_test@ No repository field.
    npm WARN xun_test@ No license field.