syntax_data: {"ast_node_type":"struct","tokens":[{"end":42,"kind":"keyword","start":0,"text":"pub(crate)"}]}
source_snippet: pub(crate) struct FileIsNotWriteable<'a> {
context_before: #[diag(session_file_is_not_writeable)]
context_after:     pub(crate) file: &'a std::path::Path,