.npm-init.js

let fs = require('fs');
let path = require('path');
let homeDir = process.env.HOME;
let cwd = process.cwd();
let parentDir = cwd.split('/').slice(-1).pop();

// name property in package.json only accept lowercase chars and dash
function transformName(name) {
	return name.toLowerCase().replace(/[^a-z- 0-9]/g, '').replace(/\s+/g, '-');
}

function getGlobalGitConfig() {
	let configPath = [ path.join(homeDir,  '.gitconfig'), path.join(homeDir, '.config/git/config') ];

	for (let i = 0; i < configPath.length; i++) {
		if (fs.existsSync(configPath[i])) {
			let config = fs.readFileSync(configPath[i], 'utf-8'),
				name = config.match(/\[user\][^[]+name\s+=\s+([^\n]+)\n/)[1],
				email = config.match(/\[user\][^[]+email\s+=\s+([^\n]+)\n/)[1];

			return {name: name, email: email};
		}
	}
	console.log('There is no global git config in $HOME');
}

let git = getGlobalGitConfig();
parentDir = transformName(parentDir);

const packageConfig = {
	name: parentDir,
	description: '',
	version: '1.0.0',
	author: `${git.name} <${git.email}>`,
	license: "BSD-3-Clause"
};

module.exports = packageConfig;