Struct StructuralVarRemap 

pub struct StructuralVarRemap { /* private fields */ }

Identity substitutions for a custom StructuralMutator remapping policy.

The map owns its keys and values so object addresses remain stable.

Implementations

impl StructuralVarRemap

pub fn get(&self, var: &MapValue) -> Result<Option<Any>>

Look up an identity replacement previously stored for var.

pub fn set(&mut self, var: &MapValue, mutated_value: &Any) -> Result<()>

Store a descent result or an Unchanged marker for var.

pub fn clear(&mut self)

Remove every recorded identity substitution.

Trait Implementations

impl Default for StructuralVarRemap

fn default() -> StructuralVarRemap

Returns the “default value” for a type.