Moved `fileTreeSort()` to `utils`

lib/modules/pipeline/index.js

@@ -74,26 +74,6 @@ class Pipeline {
       (req, res) => {
         const rootPath = fs.dappPath();
 
-        function isFolder(object) {
-          return object.children && object.children.length;
-        }
-      
-        function isNotFolder(object){
-          return !isFolder(object);
-        }
-      
-        function byName(a, b) {
-            return a.name.localeCompare(b.name);
-        }
-        
-        function fileTreeSort(objects){
-        
-          const folders = objects.filter(isFolder).sort(byName);
-          const files = objects.filter(isNotFolder).sort(byName);
-        
-          return folders.concat(files);
-        }
-
         const walk = (dir, filelist = []) => fs.readdirSync(dir).map(name => {
           let isRoot = rootPath === dir;
           if (fs.statSync(path.join(dir, name)).isDirectory()) {
@@ -103,7 +83,7 @@ class Pipeline {
               dirname: dir,
               path: path.join(dir, name),
               isHidden: name.indexOf('.') === 0,
-              children: fileTreeSort(walk(path.join(dir, name), filelist))};
+              children: utils.fileTreeSort(walk(path.join(dir, name), filelist))};
           }
           return {
             name,
@@ -113,7 +93,7 @@ class Pipeline {
             isHidden: name.indexOf('.') === 0
           };
         });
-        const files = fileTreeSort(walk(fs.dappPath()));
+        const files = utils.fileTreeSort(walk(fs.dappPath()));
         res.send(files);
       }
     );

lib/utils/utils.js

@@ -494,6 +494,25 @@ function timer(ms) {
   return new Promise(resolve => setTimeout(resolve, ms));
 }
 
+function isFolder(node) {
+  return node.children && node.children.length;
+}
+
+function isNotFolder(node){
+  return !isFolder(node);
+}
+
+function byName(a, b) {
+    return a.name.localeCompare(b.name);
+}
+
+function fileTreeSort(nodes){
+  const folders = nodes.filter(isFolder).sort(byName);
+  const files = nodes.filter(isNotFolder).sort(byName);
+
+  return folders.concat(files);
+}
+
 module.exports = {
   joinPath,
   dirname,
@@ -537,5 +556,6 @@ module.exports = {
   last,
   interceptLogs,
   errorMessage,
-  timer
+  timer,
+  fileTreeSort
 };