syntax_data: {"ast_node_type":"function","tokens":[{"end":37,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet:     fn from(p: Place<'tcx>) -> Self {
context_before: impl<'tcx> From<Place<'tcx>> for PlaceBuilder<'tcx> {
context_after:         Self { base: PlaceBase::Local(p.local), projection: p.projection.to_vec() }