NodeJS build RequireJS app

require-js-build.js

var requirejs = require('requirejs');

// Build config file. See example in https://github.com/jrburke/r.js/blob/master/build/example.build.js
var jsBuildFile = '../../static/js/app/build.js'

try {
    var buildConfig = eval(
        String(fs.readFileSync(jsBuildFile))
    )
}
catch (e) {
    console.info('Read build config error.', jsBuildFile)
    console.error(e)
}

if (!(buildConfig instanceof Object)) {
    throw new Error('Build config is not object. ' + jsBuildFile)
}

buildConfig.baseUrl = path.resolve(path.dirname(jsBuildFile), buildConfig.baseUrl || '.')

if (buildConfig.mainConfigFile) {
    buildConfig.mainConfigFile = path.resolve(buildConfig.baseUrl, buildConfig.mainConfigFile)
}

if (buildConfig.out) {
    buildConfig.out = path.resolve(buildConfig.baseUrl, buildConfig.out)
}
else {
    buildConfig.out = path.join(buildConfig.baseUrl, path.basename(buildConfig.name, '.js'))
}

//    buildConfig.out = 'stdout'

requirejs.optimize(buildConfig)