syntax_data: {"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"inline_mir_threshold:"}]}
source_snippet:     inline_mir_threshold: Option<usize> = (None, parse_opt_number, [TRACKED],
context_before:         (default: preserve for debuginfo != None, otherwise remove)"),
context_after:         "a default MIR inlining threshold (default: 50)"),