kubernetes/staging/src/k8s.io/kubectl/pkg/cmd/wait/json.go

type JSONPathWait …

// IsJSONPathConditionMet fulfills the requirements of the interface ConditionFunc which provides condition check
func (j JSONPathWait) IsJSONPathConditionMet(ctx context.Context, info *resource.Info, o *WaitOptions) (runtime.Object, bool, error) { … }

// isJSONPathConditionMet is a helper function of IsJSONPathConditionMet
// which check the watch event and check if a JSONPathWait condition is met
func (j JSONPathWait) isJSONPathConditionMet(event watch.Event) (bool, error) { … }

// checkCondition uses JSONPath parser to parse the JSON received from the API server
// and check if it matches the desired condition
func (j JSONPathWait) checkCondition(obj *unstructured.Unstructured) (bool, error) { … }

// verifyParsedJSONPath verifies the JSON received from the API server is valid.
// It will only accept a single JSON
func verifyParsedJSONPath(results [][]reflect.Value) error { … }

// compareResults will compare the reflect.Value from the result parsed by the
// JSONPath parser with the expected value given by the value
//
// Since this is coming from an unstructured this can only ever be a primitive,
// map[string]interface{}, or []interface{}.
// We do not support the last two and rely on fmt to handle conversion to string
// and compare the result with user input
func compareResults(r reflect.Value, expectedVal string) (bool, error) { … }