sample.js

Ex: <dom-module id="cr-header.fd743a17">

gulp.task('version-assets', ['vulcanize'], function () {
    if (production) {

        gulp
            .src(
            [
                folder.build + 'app/src/**/**/*.html',
                folder.build + 'app/src/**/*.js',
                folder.build + 'app/src/**/*.css',
                folder.build + 'app/index.html',
                folder.build + 'app/error-404.html',
            ])
            .pipe(RevAll.revision({ dontRenameFile: [/^\/favicon.ico$/g, /^\/index.html/g, /^\/error-404.html/g] }))
            .pipe(revdel())
            .pipe(gulp.dest(folder.build + 'app/'))
            .pipe(RevAll.manifestFile())
            .pipe(gulp.dest(folder.build + 'app/src'));
    }
});