Change Tool Output for Filesystem Edit MCP (#587)

Also removes the summary from being computed

Author: DavidKoleczek

mcp-servers/mcp-server-filesystem-edit/mcp_server_filesystem_edit/server.py

@@ -376,7 +376,8 @@ async def edit_file(ctx: Context, path: str, task: str) -> str:
             )
             editor = CommonEdit()
             output = await editor.run(request)
-            tool_output: str = output.change_summary + "\n" + output.output_message
+            tool_output: str = f'This is the new content of the file:\n<file filename="{validated_path.name}">\n{output.new_content or output.output_message}\n</file>\n'
+            tool_output += "The user can see the new content in their editor of choice, so you should only briefly summarize the changes that were made."
             await write_file(ctx, validated_path, output.new_content)
             # If this is a tex file, auto compile it to PDF
             if file_type == "latex" and settings.pdflatex_enabled:
@@ -399,7 +400,8 @@ async def edit_file(ctx: Context, path: str, task: str) -> str:
                     )
                     editor = CommonEdit()
                     output = await editor.run(request)
-                    tool_output: str = output.change_summary + "\n" + output.output_message
+                    tool_output: str = f'This is the new content of the file:\n<file filename="{validated_path.name}">\n{output.new_content or output.output_message}\n</file>\n'
+                    tool_output += "The user can see the new content in their editor of choice, so you should only briefly summarize the changes that were made."
                     write_markdown(document, output.new_content)
                 case ".pptx":
                     _, document = open_document_in_office(validated_path, OfficeAppType.POWERPOINT)

mcp-servers/mcp-server-filesystem-edit/mcp_server_filesystem_edit/tools/edit.py

@@ -260,13 +260,8 @@ async def run(self, request: FileOpRequest) -> EditOutput:
             tool_calls = convert_response.choices[0].message.tool_calls or []
             updated_doc_markdown, output_message = await self.execute_tool_calls(request, convert_response)
 
-        change_summary = await self.run_change_summary(
-            before_doc=request.file_content,
-            after_doc=updated_doc_markdown,
-            edit_request=request,
-        )
         output = EditOutput(
-            change_summary=change_summary,
+            change_summary="",
             output_message=output_message,
             new_content=updated_doc_markdown,
             reasoning=reasoning,