Fix for Multiword Tags (#894)

* add the ability to search for multiword tag by using #tag tag#

* remove debug statement

* fix whitespace issue defined by rubocop

* add a test for multiword comment

app/controllers/entities_controller.rb

@@ -197,11 +197,15 @@ def parse_query_and_tags(search_string)
 
     query = []
     tags = []
-    search_string.strip.split(/\s+/).each do |token|
-      if token.starts_with?("#")
-        tags << token[1..-1]
-      else
-        query << token
+    if search_string.start_with?("#") && search_string.end_with?("#")
+      tags << search_string[1..-2]
+    else
+      search_string.strip.split(/\s+/).each do |token|
+        if token.starts_with?("#")
+          tags << token[1..-1]
+        else
+          query << token
+        end
       end
     end
     [query.join(" "), tags.join(", ")]

spec/controllers/entities_controller_spec.rb

@@ -19,6 +19,11 @@
       expect(controller.send(:parse_query_and_tags, str)).to eq(['', 'test'])
     end
 
+    it 'should parse #multiword tags' do
+      str = "#multiword tag#"
+      expect(controller.send(:parse_query_and_tags, str)).to eq(['', 'multiword tag'])
+    end
+
     it "should parse no tags" do
       str = "test query"
       expect(controller.send(:parse_query_and_tags, str)).to eq(['test query', ''])