syntax_data: {"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"(ast::LitKind::Bool(b),"}]}
source_snippet:         (ast::LitKind::Bool(b), ty::Bool) => ty::ValTree::from_scalar_int(tcx, b.into()),
context_before:         }
context_after:         (ast::LitKind::Float(n, _), ty::Float(fty)) => {