syntax_data: {"ast_node_type":"function","tokens":[{"end":85,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn insert_value_idx(&mut self, target: PlaceIndex, value: V, map: &Map<'_>) {
context_before:     /// The target place must have been flooded before calling this method.
context_after:         let State::Reachable(values) = self else { return };