Function ForInStatement

tools/acorn-optimizer.mjs:240–244

(node, c)

          }
        },
        ForInStatement(node, c) {
          // We can't remove the var in a for-in, as that would result in an invalid syntax. Skip the LHS.
          c(node.right);
          c(node.body);
        },
        ForOfStatement(node, c) {
          // We can't remove the var in a for-of, as that would result in an invalid syntax. Skip the LHS.
          c(node.right);