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check _editor validity before attempt to disconnect gutter_clicked, etc. #2

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check _editor validity before attempt to disconnect gutter_clicked, etc. #2

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5 changes: 3 additions & 2 deletions addons/diff-margin/plugin.gd
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Original file line number Diff line number Diff line change
Expand Up @@ -104,8 +104,9 @@ func _on_editor_script_focus_entered():

func _on_editor_script_changed(_script: Script = null):
if _gutter_id != -1:
_editor.gutter_clicked.disconnect(_on_gutter_clicked)
_editor.remove_gutter(_gutter_id)
if is_instance_valid(_editor):
_editor.gutter_clicked.disconnect(_on_gutter_clicked)
_editor.remove_gutter(_gutter_id)

var script_editor = EditorInterface.get_script_editor()
if not script_editor or not script_editor.get_current_editor():
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