kubernetes/staging/src/k8s.io/apiextensions-apiserver/pkg/apiserver/schema/visitor.go

type Visitor …

// Visit recursively walks through the structural schema and calls the given callbacks
// at each node of those types.
func (m *Visitor) Visit(s *Structural) { … }

func (m *Visitor) visitStructural(s *Structural) bool { … }

func (m *Visitor) visitNestedValueValidation(vv *NestedValueValidation) bool { … }