syntax_data: {"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Returns the `Size` for primitive types (bool, uint, int, char, float).
context_before: impl<'tcx> Ty<'tcx> {
context_after:     pub fn primitive_size(self, tcx: TyCtxt<'tcx>) -> Size {