syntax_data: {"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn new(tcx: TyCtxt<'tcx>, body: &Body<'tcx>, value_limit: Option<usize>) -> Self {
context_before:     /// are scalars).
context_after:         let mut map = Self {