syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"Self::VecI8(n)"}]}
source_snippet:             Self::VecI8(n) => write!(f, "i8x{n}"),
context_before:             Self::F128 => f.write_str("f128"),
context_after:             Self::VecI16(n) => write!(f, "i16x{n}"),