yun-cli/lib/run.js

A simple CLI for scaffolding Vue.js projects with yun-ui.

var path = require('path')
var chalk = require('chalk')
var rm = require('rimraf').sync
var webpack = require('webpack')
var logger = require('./logger')
var createServer = require('../lib/server')

module.exports = function (webpackConfig, options) {
    if (typeof options.run === 'function') {
        return options.run(webpackConfig, options)
    }
    
    try {
        var compiler = webpack(webpackConfig)
    } catch (err) {
        if (err.name === 'WebpackOptionsValidationError') {
            logger.fatal(err.message)
        } else {
            throw err
        }
    }
    
    if (options.watch) {
        console.log('> Running in watch mode')
        rm(path.join(options.dist, '*'))
        compiler.watch({}, (err, stats) => handleBuild(err, stats, true))
    } else if (options.production) {
        console.log('> Creating an optimized production build:\n')
        // remove dist files but keep that folder in production mode
        rm(path.join(options.dist, '*'))
        compiler.run(handleBuild)
    } else {
        var server = createServer(compiler, options)
        
        server.listen(options.port, options.host)
        if (options.open) {
            require('opn')(`http://${options.host}:${options.port}`)
        }
    }
    
    function handleBuild (err, stats, watch) {
        if (watch) {
            process.stdout.write('\x1Bc')
        }
        if (err) {
            process.exitCode = 1
            return console.error(err.stack)
        }
        if (stats.hasErrors() || stats.hasWarnings()) {
            process.exitCode = 1
            return console.error(stats.toString('errors-only'))
        }
        console.log(stats.toString({
            chunks: false,
            children: false,
            modules: false,
            colors: true
        }))
        console.log(`\n${chalk.bgGreen.black(' SUCCESS ')} Compiled successfully.\n`)
        if (!watch) {
            if (options.lib) {
                console.log(`The ${chalk.cyan(options.dist)} folder is ready to be published.`)
                console.log(`Make sure you have correctly set ${chalk.cyan('package.json')}\n`)
            } else {
                console.log(`The ${chalk.cyan(options.dist)} folder is ready to be deployed.`)
                console.log(`You may also serve it locally with a static server:\n`)
                console.log(`  ${chalk.yellow('npm')} i -g serve`)
                console.log(`  ${chalk.yellow('serve')} ${options.dist}\n`)
            }
        }
    }
}