syntax_data: {"ast_node_type":"import","tokens":[{"end":93,"kind":"keyword","start":0,"text":"#[rustc_lint_opt_deny_field_access(\"use"}]}
source_snippet:     #[rustc_lint_opt_deny_field_access("use `Session::dwarf_version` instead of this field")]
context_before:         "the format to use for -Z dump-mono-stats (`markdown` (default) or `json`)"),
context_after:     dwarf_version: Option<u32> = (None, parse_opt_number, [TRACKED],