syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"rustc_abi::Endian::from_str(s).map(Self)"}]}
source_snippet:         rustc_abi::Endian::from_str(s).map(Self)
context_before:     fn from_str(s: &str) -> Result<Self, Self::Err> {
context_after:     }