npm.js

'use strict';

var _ = require( "lodash" );
var spawn = require( "@geek/spawn" );
var path = require( "path" );
var npm = {};
module.exports = npm;
const module_name = path.parse( module.id ).name;
const chalk = require( "chalk" );

// debug logger
var logger = func_name => {
	var prefix = func_name ? `[${module_name}.${func_name}] ` : `[${module_name}`;
	return _.wrap( require( 'debug' )( 'geek-npm' ), ( func, msg ) => func( chalk.blue( `[${module_name}.execute] ` ) + msg ) );
}
let debug = logger();

/**
 * Run `npm install`
 *
 * @see https://docs.npmjs.com/cli/install
 *
 * @param {string|Array.<string>}   [pkgs]
 * @param {Object}                  [opts]
 *
 */
npm.install = function ( pkgs, opts ) {
	let debug = logger( 'install' );
	var execArgs = [ "install" ];
	var execOpts = {};


	if ( _.isString( pkgs ) ) {
		pkgs = [ pkgs ];
	} else if ( !_.isArray( pkgs ) && _.isObject( pkgs ) ) {
		opts = pkgs;
		pkgs = [];
	}

	opts = opts ? _.clone( opts ) : {};
	execArgs = execArgs.concat( pkgs );

	// console.info('pkgs: ' + JSON.stringify(pkgs, null, 2));
	// console.info('execArgs: ' + JSON.stringify(execArgs, null, 2));

	var sync = opts.sync ? "spawnSync" : "spawn";

	if ( opts.global ) {
		execArgs.push( '-g' );
	}

	if ( opts.save ) {
		execArgs.push( '--save' );
	}

	if ( opts.saveDev ) {
		execArgs.push( '--save-dev' );
	}

	if ( opts.registry ) {
		execArgs.push( '--registry=' + opts.registry );
	}

	if ( opts.silent ) {
		execOpts.stdio = 'ignore';
	}

	delete opts.sync;
	delete opts.global;
	delete opts.save;
	delete opts.saveDev;
	delete opts.registry;
	delete opts.silent;

	_.defaults( execOpts, opts );
	// process.stdout.write("Executing npm " + execArgs.join(" "));
	debug( "Executing: npm " + execArgs.join( " " ) );
	return spawn[ sync ]( "npm", execArgs, execOpts );
};


/**
 * Run `npm install` synchronously 
 *
 * @see https://docs.npmjs.com/cli/install
 *
 * @param {string|Array.<string>}   [pkgs]
 * @param {Object}                  [opts]
 *
 */
npm.installSync = function ( pkgs, opts ) {

	if ( _.isString( pkgs ) ) {
		pkgs = [ pkgs ];
	} else if ( !_.isArray( pkgs ) && _.isObject( pkgs ) ) {
		opts = pkgs;
		pkgs = [];
	}

	opts = opts || {};
	opts.sync = true;
	return npm.install( pkgs, opts );
};

/**
 * Run `npm dedupe`
 *
 * @see https://docs.npmjs.com/cli/dedupe
 *
 * @param {Object}                  [opts]
 */
npm.dedupe = function ( opts ) {
	let debug = logger( 'dedupe' );
	opts = opts || {};
	var sync = opts.sync ? "spawnSync" : "spawn";
	debug( "Executing: npm dedupe" );
	return spawn[ sync ]( "npm", [ "dedupe" ], opts );
};

/**
 * Run `npm dedupe`
 *
 * @see https://docs.npmjs.com/cli/dedupe
 *
 * @param {Object}                  [opts]
 */
npm.dedupeSync = function ( opts ) {
	let debug = logger( 'dedupeSync' );
	opts = opts || {};
	opts.sync = true;
	return npm.dedupe( opts );
};