publish.js

/* Angular lib automated publish to git remote */

// the dist/new-lib folder is your git repo
// git init && git remote add origin <remote_url>

// add the following scripts to the package.json inside lib folder projects/new-lib
/*
  "scripts": {
    "publish": "npm version patch && npm run clean && npm run build && npm run release",
    "clean": "cd ../../dist/new-lib && ls -a -I \".git\" | xargs rm -rf || true",
    "build": "ng build --prod new-lib",
    "release": "node publish.js"
  },
*/

// add "deleteDestPath": false, to projects/new-lib/ng-package.prod.json

// remove dist from .gitignore

// copy the following script to projects/new-lib/publish.js

// add this script to the package.json file in the root
/*
"publish": "cd projects/new-lib && npm run publish"
 */

// npm install -D simple-git

// npm run publish

const path = require('path');
const dist_dir = '../../dist/new-lib';
const root_dir = '../../';

const simpleGit = require('simple-git')(dist_dir);

// simpleGit.add(`${dist_dir}/*`); // add only dist/new-lib/*
simpleGit.add('.'); // add all files

const package = require(path.join(dist_dir, 'package.json'));
const version = package.version;

simpleGit.commit(`version ${version}`);
simpleGit.addTag(`v${version}`);

console.log(`Pushing version ${version} to remote`);
simpleGit.push();
simpleGit.pushTags();