Bug

- The modify command no longer claims that a task was modified if no
  changes were applied.

src/TDB2.cpp

@@ -551,6 +551,8 @@ void TDB2::modify (Task& task)
   Task original;
   get (task.get ("uuid"), original);
 
+  if (taskDiff (original, task))
+  {
     std::string status = original.get ("status");
     if (status == "pending" ||
         status == "waiting" ||
@@ -574,6 +576,7 @@ void TDB2::modify (Task& task)
 
     // Add modified task to backlog.
     backlog.add_task (task);
+  }
 }
 
 ////////////////////////////////////////////////////////////////////////////////

src/Task.cpp

@@ -749,9 +749,8 @@ void Task::removeDependency (const std::string& uuid)
     std::string combined;
     join (combined, ",", deps);
     set ("depends", combined);
-  }
-
     recalc_urgency = true;
+  }
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -762,8 +761,6 @@ void Task::removeDependency (int id)
     removeDependency (uuid);
   else
     throw std::string (STRING_TASK_DEPEND_NO_UUID);
-
-  recalc_urgency = true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////

src/commands/CmdModify.cpp

@@ -78,7 +78,8 @@ int CmdModify::execute (std::string& output)
     Task before (*task);
     modify_task_description_replace (*task, modifications);
 
-    if (permission.confirmed (*task, taskDifferences (before, *task) + "Proceed with change?"))
+    if (taskDiff (before, *task) &&
+        permission.confirmed (*task, taskDifferences (before, *task) + "Proceed with change?"))
     {
       ++count;
       context.tdb2.modify (*task);