syntax_data: {"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"Ok(Some(selection))"}]}
source_snippet:         Ok(Some(selection)) => selection,
context_before:     let selection = match selcx.select(&obligation) {
context_after:         Ok(None) => return Err(CodegenObligationError::Ambiguity),