Pass {base} argument to gulp bundler.

server.js

@@ -221,7 +221,7 @@ function startBrowserSync() {
         return cb();
       }]));
 
-      gulp.watch(getPathFiles(projectPath, "src/**/*.scss"), {delay: 400}, gulp.series(['build-styling-files', function (cb) {
+      gulp.watch(path.posix.join(projectPath, "src/**/*.scss"), {delay: 400}, gulp.series(['build-styling-files', function (cb) {
         browserSyncReload(bs, 'css', 'Style Files Change');
         return cb();
       }]));
@@ -275,12 +275,12 @@ function browserSyncReload(bs, extension = '', message = '') {
 }
 
 function getJSBundleFiles() {
-  return [getPathFiles(projectPath, "src/**/*.js"), getPathFiles(projectPath, "src/**/*.mjs"), "!" + getPathFiles(projectPath, "src/**/*.min.js")];
+  return [path.posix.join(projectPath, "src/**/*.js"), path.posix.join(projectPath, "src/**/*.mjs"), "!" + path.posix.join(projectPath, "src/**/*.min.js")];
 }
 
 function buildScriptFiles(done) {
   const files = getJSBundleFiles();
-  return gulp.src(files)
+  return gulp.src(files, {base: path.posix.join(projectPath, 'src')})
     .pipe(sourcemaps.init({}))
     .pipe(babel()).on('error', function (error) {
       showError(new PluginError('JavaScript', error).toString());
@@ -291,11 +291,11 @@ function buildScriptFiles(done) {
     .pipe(uglify())
     .pipe(rename({extname: '.min.js'}))
     .pipe(sourcemaps.write('.'))
-    .pipe(gulp.dest(getPathFiles(projectPath, 'src')));
+    .pipe(gulp.dest(path.posix.join(projectPath, 'src')));
 }
 
 function buildStyleFiles(done) {
-  return gulp.src(path.join(projectPath, 'src/**/*.scss'))
+  return gulp.src(path.join(projectPath, 'src/**/*.scss'), {base: path.posix.join(projectPath, 'src')})
     .pipe(sourcemaps.init({}))
     .pipe(sass.sync({outputStyle: 'compressed'}).on('error', function (error) {
       showError(new PluginError('SCSS', error.messageFormatted).toString());
@@ -305,7 +305,7 @@ function buildStyleFiles(done) {
     // .pipe(gulp.dest('src/'))
     .pipe(rename({extname: '.min.css'}))
     .pipe(sourcemaps.write('.', {}))
-    .pipe(gulp.dest(getPathFiles(projectPath, 'src')))
+    .pipe(gulp.dest(path.posix.join(projectPath, 'src')))
 }
 
 function buildAssetFiles() {
@@ -412,7 +412,3 @@ console.log('Configs', {
   developmentBlockName
 });
 console.log('\n----------------------------------\n')
-
-function getPathFiles(...paths) {
-  return path.join(...paths).replace(/\\\\/g, '/');
-}