syntax_data: {"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"instrument_xray:"}]}
source_snippet:     instrument_xray: Option<InstrumentXRay> = (None, parse_instrument_xray, [TRACKED],
context_before:         "insert function instrument code for mcount-based tracing (default: no)"),
context_after:         "insert function instrument code for XRay-based tracing (default: no)