API: get a single wall note

doc/api/notes.md

@@ -57,6 +57,19 @@ Parameters:
 
 ## Single note
 
+### Single wall note
+
+Get a wall note.
+
+```
+GET /projects/:id/notes/:note_id
+```
+
+Parameters:
+
++ `id` (required) - The ID or code name of a project
++ `note_id` (required) - The ID of a wall note
+
 ### Single issue note
 
 Get an issue note.

lib/api/notes.rb

@@ -17,6 +17,18 @@ module Gitlab
         present paginate(@notes), with: Entities::Note
       end
 
+      # Get a single project wall note
+      #
+      # Parameters:
+      #   id (required) - The ID or code name of a project
+      #   note_id (required) - The ID of a note
+      # Example Request:
+      #   GET /projects/:id/notes/:note_id
+      get ":id/notes/:note_id" do
+        @note = user_project.common_notes.find(params[:note_id])
+        present @note, with: Entities::Note
+      end
+
       # Create a new project wall note
       #
       # Parameters:

spec/requests/api/notes_spec.rb

@@ -30,6 +30,14 @@ describe Gitlab::API do
     end
   end
 
+  describe "GET /projects/:id/notes/:note_id" do
+    it "should return a wall note by id" do
+      get api("/projects/#{project.id}/notes/#{wall_note.id}", user)
+      response.status.should == 200
+      json_response['body'].should == wall_note.note
+    end
+  end
+
   describe "POST /projects/:id/notes" do
     it "should create a new wall note" do
       post api("/projects/#{project.id}/notes", user), body: 'hi!'