syntax_data: {"ast_node_type":"other","tokens":[{"end":18,"kind":"keyword","start":0,"text":");"}]}
source_snippet:                 );
context_before:                         this.as_operand(block, scope, rhs, LocalInfo::Boring, NeedsTemporary::No)
context_after:                 this.build_binary_op(block, op, expr_span, expr.ty, lhs, rhs)