syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"parse_crate_root_only:"}]}
source_snippet:     parse_crate_root_only: bool = (false, parse_bool, [UNTRACKED],
context_before:         "panic strategy for panics in drops"),
context_after:         "parse the crate root file only; do not parse other files, compile, assemble, or link \