Added centralized normalisation for the new space name

src/editor/components/spacemanager.tsx

@@ -27,8 +27,9 @@ function SpaceManager({
         onDeleteSpace(spaceId);
     };
 
+    const normalizedNewSpaceName = () => newSpaceName.trim();
     const isSpaceCreationAllowed = () =>
-        newSpaceName.length === 0 || spaces.includes(newSpaceName.trim());
+        newSpaceName.length === 0 || spaces.includes(normalizedNewSpaceName());
 
     return (
         <div id="space-manager">
@@ -45,25 +46,28 @@ function SpaceManager({
                 <li>
                     <button
                         disabled={isSpaceCreationAllowed()}
-                        onClick={() => onRenameSpace(newSpaceName)}
+                        onClick={() => onRenameSpace(normalizedNewSpaceName())}
                     >
-                        Rename to {'"' + newSpaceName + '"'}
+                        Rename to {'"' + normalizedNewSpaceName() + '"'}
                     </button>
                 </li>
                 <li>
                     <button
                         disabled={isSpaceCreationAllowed()}
-                        onClick={() => onDuplicateSpace(newSpaceName)}
+                        onClick={() =>
+                            onDuplicateSpace(normalizedNewSpaceName())
+                        }
                     >
-                        Duplicate as {'"' + newSpaceName + '"'}
+                        Duplicate as {'"' + normalizedNewSpaceName() + '"'}
                     </button>
                 </li>
                 <li>
                     <button
                         disabled={isSpaceCreationAllowed()}
-                        onClick={() => onCreateSpace(newSpaceName)}
+                        onClick={() => onCreateSpace(normalizedNewSpaceName())}
                     >
-                        Create empty graph {'"' + newSpaceName + '"'}
+                        Create empty graph{" "}
+                        {'"' + normalizedNewSpaceName() + '"'}
                     </button>
                 </li>
             </ul>