code: function(path) {
              const { node } = path;
              if (isVoid0(node.consequent) && isVoid0(node.alternate)) {
                path.replaceWith(t.sequenceExpression([path.node.test, VOID_0]));
              }
            }
docs: bar ? void 0 : void 0 (bar, void 0) TODO: turn this into general equiv check