Module gen

Modules

• clone 🔒
• debug 🔒
• eq 🔒
• fold
  Syntax tree traversal to transform the nodes of an owned syntax tree.
• hash 🔒
• visit
  Syntax tree traversal to walk a shared borrow of a syntax tree.
• visit_mut
  Syntax tree traversal to mutate an exclusive borrow of a syntax tree in place.