| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| k8s.io/kube-openapi/pkg/util/proto | Package proto is a collection of libraries for parsing and indexing the type definitions. |
| k8s.io/kube-openapi/pkg/validation/spec | |
| path | Package path implements utility routines for manipulating slash-separated paths. |
| sigs.k8s.io/structured-merge-diff/v4/schema | Package schema defines a targeted schema language which allows one to represent all the schema information necessary to perform "structured" merges and diffs. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |