Add vendor folder to git

vendor/github.com/matttproud/golang_protobuf_extensions/pbtest/quick.go

@@ -0,0 +1,78 @@
+// Copyright 2015 Matt T. Proud
+//
+// 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 pbtest
+
+import (
+	"errors"
+	"reflect"
+
+	"github.com/golang/protobuf/proto"
+)
+
+var (
+	errNotPointer = errors.New("pbtest: cannot sanitize non-pointer message")
+	errNotStruct  = errors.New("pbtest: cannot sanitize non-struct message")
+)
+
+// SanitizeGenerated empties the private state fields of Protocol Buffer
+// messages that have been generated by the testing/quick package or returns
+// an error indicating a problem it encountered.
+func SanitizeGenerated(m proto.Message) error {
+	return sanitizeGenerated(m, 0)
+}
+
+func sanitizeGenerated(m proto.Message, l int) error {
+	typ := reflect.TypeOf(m)
+	if typ.Kind() != reflect.Ptr {
+		if l == 0 {
+			// Changes cannot be applied to non-pointers.
+			return errNotPointer
+		}
+		return nil
+	}
+	if elemTyp := typ.Elem(); elemTyp.Kind() != reflect.Struct {
+		if l == 0 {
+			// Protocol Buffer messages are structures; only they can be cleaned.
+			return errNotStruct
+		}
+		return nil
+	}
+	elem := reflect.ValueOf(m).Elem()
+	for i := 0; i < elem.NumField(); i++ {
+		field := elem.Field(i)
+		if field.Type().Implements(reflect.TypeOf((*proto.Message)(nil)).Elem()) {
+			if err := sanitizeGenerated(field.Interface().(proto.Message), l+1); err != nil {
+				return err
+			}
+		}
+		if field.Kind() == reflect.Slice {
+			for i := 0; i < field.Len(); i++ {
+				elem := field.Index(i)
+				if elem.Type().Implements(reflect.TypeOf((*proto.Message)(nil)).Elem()) {
+					if err := sanitizeGenerated(elem.Interface().(proto.Message), l+1); err != nil {
+						return err
+					}
+				}
+			}
+		}
+	}
+	if field := elem.FieldByName("XXX_unrecognized"); field.IsValid() {
+		field.Set(reflect.ValueOf([]byte{}))
+	}
+	if field := elem.FieldByName("XXX_extensions"); field.IsValid() {
+		field.Set(reflect.ValueOf(nil))
+	}
+	return nil
+}