Gottwik/Enduro

// * ———————————————————————————————————————————————————————— * //
// *     Stylus Task
// *    Processes assets/css/main.styl file
// *    All other styl files need to be imported in main.styl to get compiled
// *    Add "stylus: true" to enduro.json
// * ———————————————————————————————————————————————————————— * //
const stylus_handler = function () {}

// * vendor dependencies
const stylus = require('gulp-stylus')
const sourcemaps = require('gulp-sourcemaps')
const autoprefixer = require('autoprefixer-stylus')

// * enduro dependencies
const logger = require(enduro.enduro_path + '/libs/logger')

stylus_handler.prototype.init = function (gulp, browser_sync) {

    // stores task name
    const stylus_handler_task_name = 'stylus'

    // registeres task to provided gulp
    gulp.task(stylus_handler_task_name, function () {

        logger.timestamp('Stylus compiling started', 'enduro_events')

        return gulp.src(enduro.project_path + '/assets/css/*.styl')
            .pipe(sourcemaps.init())
            .pipe(stylus({
                use: [ autoprefixer('last 5 versions') ]
            }))
            .on('error', function (err) {
                logger.err_blockStart('Stylus error')
                logger.err(err.message)
                logger.err_blockEnd()
                this.emit('end')
            })
            .pipe(sourcemaps.write())
            .pipe(gulp.dest(enduro.project_path + '/' + enduro.config.build_folder + '/assets/css'))
            .pipe(browser_sync.stream())
            .on('end', () => {
                logger.timestamp('Stylus compiling finished', 'enduro_events')
            })
    })

    return stylus_handler_task_name
}

module.exports = new stylus_handler()