syntax_data: {"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// there is an if-then scope to tell us what the target scope is.
context_before:     /// Must be called in the context of [`Builder::in_if_then_scope`], so that
context_after:     pub(crate) fn break_for_else(&mut self, block: BasicBlock, source_info: SourceInfo) {