syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"PointIndex::new(self.statements_before_block[self.basic_blocks[index]])"}]}
source_snippet:         PointIndex::new(self.statements_before_block[self.basic_blocks[index]])
context_before:     pub fn to_block_start(&self, index: PointIndex) -> PointIndex {
context_after:     }