Module rule 

Traits and types representing a transformation rule to a tree.

See the Rule trait for more information.

Structs

NamedRule

We can create a rule using this struct and pass it into our list of rules directly, For debugging and tracing, it is helpful to see rules by a meaningful name. or we can make use of the named_rule macro (see [tree-morph-macros]).

RuleGroups

TODO

RuleSet

A view into the rules applicable to a specific node, split into two slices.

Traits

Rule

Trait implemented by rules to transform parts of a tree.

Type Aliases

RuleFn

A uniform type for fn pointers and closures, which implements the Rule trait.