yarn-check/lib-es5/out/install-packages.js

Check for outdated, incorrect, and unused dependencies.

'use strict';

var _promise = require('babel-runtime/core-js/promise');

var _promise2 = _interopRequireDefault(_promise);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var chalk = require('chalk');
var execa = require('execa');
var ora = require('ora');

function install(packages, currentState) {
    if (!packages.length) {
        return _promise2.default.resolve(currentState);
    }

    var installer = currentState.get('installer');
    var installGlobal = currentState.get('global') ? ['global'] : [];
    var saveExact = currentState.get('saveExact') ? '--exact' : null;

    var yarnArgs = installGlobal.concat('add').concat(saveExact).concat(packages).filter(Boolean);

    console.log('');
    console.log('$ ' + chalk.green(installer) + ' ' + chalk.green(yarnArgs.join(' ')));
    var spinner = ora('Installing using ' + chalk.green(installer) + '...');
    spinner.enabled = spinner.enabled && currentState.get('spinner');
    spinner.start();

    return execa(installer, yarnArgs, { cwd: currentState.get('cwd') }).then(function (output) {
        spinner.stop();
        console.log(output.stdout);
        console.log(output.stderr);

        return currentState;
    }).catch(function (err) {
        spinner.stop();
        throw err;
    });
}

module.exports = install;