const { src, dest, task } = require("gulp"); const clean = require('gulp-clean'); const inlinesource = require('gulp-inline-source'); task('clean', () => { return src('dist', {read: false, allowEmpty: true}) .pipe(clean()); }); task('default', () => { return src('dist/index.html') .pipe(inlinesource()) .pipe(dest('../src/')); });