{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"match"}]}
        match self.file_editors.entry(file_id.into()) {
    pub fn add_file_edits(&mut self, file_id: impl Into<FileId>, edit: SyntaxEditor) {
            Entry::Occupied(mut entry) => entry.get_mut().merge(edit),