[WIP] Added quantity format

pkg/validation/strfmt/quantity.go

@@ -0,0 +1,61 @@
+/*
+Copyright 2025 The Kubernetes Authors.
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+    http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package strfmt
+
+import (
+	"k8s.io/apimachinery/pkg/api/resource"
+)
+
+type Quantity string
+
+func init() {
+	quantity := Quantity("")
+	Default.Add("quantity", &quantity, isQuantity)
+}
+
+// String converts this value to a string
+func (q Quantity) String() string {
+	return string(q)
+}
+
+// DeepCopyInto copies the receiver into out. out must be non-nil.
+func (q *Quantity) DeepCopyInto(out *Quantity) {
+	*out = *q
+}
+
+// DeepCopy creates a deep copy of Semver
+func (q *Quantity) DeepCopy() *Quantity {
+	if q == nil {
+		return nil
+	}
+	out := new(Quantity)
+	q.DeepCopyInto(out)
+	return out
+}
+
+// MarshalText turns this instance into text
+func (q Quantity) MarshalText() ([]byte, error) {
+	return []byte(q), nil
+}
+
+// UnmarshalText hydrates this instance from text
+func (q *Quantity) UnmarshalText(data []byte) error {
+	*(q) = Quantity(data)
+	return nil
+}
+
+func isQuantity(str string) bool {
+	_, err := resource.ParseQuantity(str)
+	return err == nil
+}

pkg/validation/validate/helpers.go

@@ -66,6 +66,7 @@ const (
 	stringFormatUUID3      = "uuid3"
 	stringFormatUUID4      = "uuid4"
 	stringFormatUUID5      = "uuid5"
+	stringFormatQuantity   = "quantity"
 
 	integerFormatInt32  = "int32"
 	integerFormatInt64  = "int64"

pkg/validation/validate/type.go

@@ -81,6 +81,8 @@ func (t *typeValidator) schemaInfoForType(data interface{}) (string, string) {
 		return stringType, stringFormatUUID4
 	case strfmt.UUID5, *strfmt.UUID5:
 		return stringType, stringFormatUUID5
+	case strfmt.Quantity, *strfmt.Quantity:
+		return stringType, stringFormatQuantity
 	// TODO: missing binary (io.ReadCloser)
 	// TODO: missing json.Number
 	default: