issue guard#548: dir_entries now skips non-dir entries entirely

lib/listen/record.rb

@@ -46,16 +46,18 @@ def file_data(rel_path)
     end
 
     def dir_entries(rel_path)
-      subtree = if ['', '.'].include?(rel_path.to_s)
+      rel_path_s = rel_path.to_s
+      subtree = if ['', '.'].include?(rel_path_s)
         @tree
       else
-        @tree[rel_path.to_s] ||= _auto_hash
-        @tree[rel_path.to_s]
+        @tree[rel_path_s] ||= _auto_hash
       end
 
-      subtree.transform_values do |values|
-        # only get data for file entries
-        values.key?(:mtime) ? values : {}
+      subtree.each_with_object({}) do |(key, values), result|
+        # only return data for file entries
+        if values.respond_to?(:has_key?)
+          result[key] = values.has_key?(:mtime) ? values : {}
+        end
       end
     end
 

spec/lib/listen/record_spec.rb

@@ -66,7 +66,7 @@ def record_tree(record)
     end
 
     context 'with subdir path' do
-      it 'sets path by spliting dirname and basename' do
+      it 'sets path by splitting dirname and basename' do
         record.update_file('path/file.rb', mtime: 1.1)
         expect(record_tree(record)['path']).to eq('file.rb' => { mtime: 1.1 })
       end
@@ -257,6 +257,14 @@ def record_tree(record)
         end
         it { should be_empty }
       end
+
+      context 'with path renamed to file' do
+        before do
+          record.add_dir('path/subdir')
+          record.update_file('path', mtime: 1.1)
+        end
+        it { should be_empty }
+      end
     end
   end