syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"write!(self,"}]}
source_snippet:                     write!(self, "{}{}f128", val, if val.is_finite() { "" } else { "_" })?;
context_before:                     let val = Quad::try_from(int).unwrap();
context_after:                 }