Workaround for broken editors like nano that cannot handle newlines in pasted text

Fixes #994

docs/changelog.rst

@@ -37,6 +37,9 @@ Changelog
 - Fix drag-scrolling not working when the mouse leaves the window confines
   (:iss:`917`)
 
+- Workaround for broken editors like nano that cannot handle newlines in pasted text
+  (:iss:`994`)
+
 - Linux: Ensure that the python embedded in the kitty binary build uses
   UTF-8 mode to process command-line arguments (:iss:`924`)
 

kitty/window.py

@@ -478,6 +478,10 @@ class Window:
                     if len(text) == len(new_text):
                         break
                     text = new_text
+            else:
+                # Workaround for broken editors like nano that cannot handle
+                # newlines in pasted text see https://github.com/kovidgoyal/kitty/issues/994
+                text = b'\r'.join(text.splitlines())
             self.screen.paste(text)
 
     def copy_to_clipboard(self):