syntax_data: {"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"(AvrInlineAsmReg::$pair,"}]}
source_snippet:                 (AvrInlineAsmReg::$pair, _) => $name,
context_before:                 (AvrInlineAsmReg::$pair, Some('l')) => $lo,
context_after:             )*