Update vendored dependencies

vendor/github.com/googleapis/gnostic/compiler/reader.go

@@ -17,13 +17,14 @@ package compiler
 import (
 	"errors"
 	"fmt"
-	"gopkg.in/yaml.v2"
 	"io/ioutil"
 	"log"
 	"net/http"
 	"net/url"
 	"path/filepath"
 	"strings"
+
+	yaml "gopkg.in/yaml.v2"
 )
 
 var fileCache map[string][]byte
@@ -31,6 +32,8 @@ var infoCache map[string]interface{}
 var count int64
 
 var verboseReader = false
+var fileCacheEnable = true
+var infoCacheEnable = true
 
 func initializeFileCache() {
 	if fileCache == nil {
@@ -44,29 +47,84 @@ func initializeInfoCache() {
 	}
 }
 
+func EnableFileCache() {
+	fileCacheEnable = true
+}
+
+func EnableInfoCache() {
+	infoCacheEnable = true
+}
+
+func DisableFileCache() {
+	fileCacheEnable = false
+}
+
+func DisableInfoCache() {
+	infoCacheEnable = false
+}
+
+func RemoveFromFileCache(fileurl string) {
+	if !fileCacheEnable {
+		return
+	}
+	initializeFileCache()
+	delete(fileCache, fileurl)
+}
+
+func RemoveFromInfoCache(filename string) {
+	if !infoCacheEnable {
+		return
+	}
+	initializeInfoCache()
+	delete(infoCache, filename)
+}
+
+func GetInfoCache() map[string]interface{} {
+	if infoCache == nil {
+		initializeInfoCache()
+	}
+	return infoCache
+}
+
+func ClearFileCache() {
+	fileCache = make(map[string][]byte, 0)
+}
+
+func ClearInfoCache() {
+	infoCache = make(map[string]interface{})
+}
+
+func ClearCaches() {
+	ClearFileCache()
+	ClearInfoCache()
+}
+
 // FetchFile gets a specified file from the local filesystem or a remote location.
 func FetchFile(fileurl string) ([]byte, error) {
+	var bytes []byte
 	initializeFileCache()
-	bytes, ok := fileCache[fileurl]
-	if ok {
-		if verboseReader {
-			log.Printf("Cache hit %s", fileurl)
+	if fileCacheEnable {
+		bytes, ok := fileCache[fileurl]
+		if ok {
+			if verboseReader {
+				log.Printf("Cache hit %s", fileurl)
+			}
+			return bytes, nil
+		}
+		if verboseReader {
+			log.Printf("Fetching %s", fileurl)
 		}
-		return bytes, nil
-	}
-	if verboseReader {
-		log.Printf("Fetching %s", fileurl)
 	}
 	response, err := http.Get(fileurl)
 	if err != nil {
 		return nil, err
 	}
+	defer response.Body.Close()
 	if response.StatusCode != 200 {
 		return nil, errors.New(fmt.Sprintf("Error downloading %s: %s", fileurl, response.Status))
 	}
-	defer response.Body.Close()
 	bytes, err = ioutil.ReadAll(response.Body)
-	if err == nil {
+	if fileCacheEnable && err == nil {
 		fileCache[fileurl] = bytes
 	}
 	return bytes, err
@@ -95,22 +153,24 @@ func ReadBytesForFile(filename string) ([]byte, error) {
 // ReadInfoFromBytes unmarshals a file as a yaml.MapSlice.
 func ReadInfoFromBytes(filename string, bytes []byte) (interface{}, error) {
 	initializeInfoCache()
-	cachedInfo, ok := infoCache[filename]
-	if ok {
-		if verboseReader {
-			log.Printf("Cache hit info for file %s", filename)
+	if infoCacheEnable {
+		cachedInfo, ok := infoCache[filename]
+		if ok {
+			if verboseReader {
+				log.Printf("Cache hit info for file %s", filename)
+			}
+			return cachedInfo, nil
+		}
+		if verboseReader {
+			log.Printf("Reading info for file %s", filename)
 		}
-		return cachedInfo, nil
-	}
-	if verboseReader {
-		log.Printf("Reading info for file %s", filename)
 	}
 	var info yaml.MapSlice
 	err := yaml.Unmarshal(bytes, &info)
 	if err != nil {
 		return nil, err
 	}
-	if len(filename) > 0 {
+	if infoCacheEnable && len(filename) > 0 {
 		infoCache[filename] = info
 	}
 	return info, nil
@@ -119,7 +179,7 @@ func ReadInfoFromBytes(filename string, bytes []byte) (interface{}, error) {
 // ReadInfoForRef reads a file and return the fragment needed to resolve a $ref.
 func ReadInfoForRef(basefile string, ref string) (interface{}, error) {
 	initializeInfoCache()
-	{
+	if infoCacheEnable {
 		info, ok := infoCache[ref]
 		if ok {
 			if verboseReader {
@@ -127,16 +187,20 @@ func ReadInfoForRef(basefile string, ref string) (interface{}, error) {
 			}
 			return info, nil
 		}
-	}
-	if verboseReader {
-		log.Printf("Reading info for ref %s#%s", basefile, ref)
+		if verboseReader {
+			log.Printf("Reading info for ref %s#%s", basefile, ref)
+		}
 	}
 	count = count + 1
 	basedir, _ := filepath.Split(basefile)
 	parts := strings.Split(ref, "#")
 	var filename string
 	if parts[0] != "" {
-		filename = basedir + parts[0]
+		filename = parts[0]
+		if _, err := url.ParseRequestURI(parts[0]); err != nil {
+			// It is not an URL, so the file is local
+			filename = basedir + parts[0]
+		}
 	} else {
 		filename = basefile
 	}
@@ -170,6 +234,8 @@ func ReadInfoForRef(basefile string, ref string) (interface{}, error) {
 			}
 		}
 	}
-	infoCache[ref] = info
+	if infoCacheEnable {
+		infoCache[ref] = info
+	}
 	return info, nil
 }

vendor/github.com/googleapis/gnostic/extensions/COMPILE-EXTENSION.sh

@@ -1,5 +0,0 @@
-go get github.com/golang/protobuf/protoc-gen-go
-
-protoc \
---go_out=Mgoogle/protobuf/any.proto=github.com/golang/protobuf/ptypes/any:. *.proto 
-

vendor/github.com/googleapis/gnostic/extensions/extension.pb.go

@@ -1,24 +1,14 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
-// source: extension.proto
+// source: extensions/extension.proto
 
-/*
-Package openapiextension_v1 is a generated protocol buffer package.
-
-It is generated from these files:
-	extension.proto
-
-It has these top-level messages:
-	Version
-	ExtensionHandlerRequest
-	ExtensionHandlerResponse
-	Wrapper
-*/
 package openapiextension_v1
 
-import proto "github.com/golang/protobuf/proto"
-import fmt "fmt"
-import math "math"
-import google_protobuf "github.com/golang/protobuf/ptypes/any"
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	any "github.com/golang/protobuf/ptypes/any"
+	math "math"
+)
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ = proto.Marshal
@@ -29,22 +19,45 @@ var _ = math.Inf
 // is compatible with the proto package it is being compiled against.
 // A compilation error at this line likely means your copy of the
 // proto package needs to be updated.
-const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
 // The version number of OpenAPI compiler.
 type Version struct {
-	Major int32 `protobuf:"varint,1,opt,name=major" json:"major,omitempty"`
-	Minor int32 `protobuf:"varint,2,opt,name=minor" json:"minor,omitempty"`
-	Patch int32 `protobuf:"varint,3,opt,name=patch" json:"patch,omitempty"`
+	Major int32 `protobuf:"varint,1,opt,name=major,proto3" json:"major,omitempty"`
+	Minor int32 `protobuf:"varint,2,opt,name=minor,proto3" json:"minor,omitempty"`
+	Patch int32 `protobuf:"varint,3,opt,name=patch,proto3" json:"patch,omitempty"`
 	// A suffix for alpha, beta or rc release, e.g., "alpha-1", "rc2". It should
 	// be empty for mainline stable releases.
-	Suffix string `protobuf:"bytes,4,opt,name=suffix" json:"suffix,omitempty"`
+	Suffix               string   `protobuf:"bytes,4,opt,name=suffix,proto3" json:"suffix,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
-func (m *Version) Reset()                    { *m = Version{} }
-func (m *Version) String() string            { return proto.CompactTextString(m) }
-func (*Version) ProtoMessage()               {}
-func (*Version) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+func (m *Version) Reset()         { *m = Version{} }
+func (m *Version) String() string { return proto.CompactTextString(m) }
+func (*Version) ProtoMessage()    {}
+func (*Version) Descriptor() ([]byte, []int) {
+	return fileDescriptor_661e47e790f76671, []int{0}
+}
+
+func (m *Version) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Version.Unmarshal(m, b)
+}
+func (m *Version) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Version.Marshal(b, m, deterministic)
+}
+func (m *Version) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Version.Merge(m, src)
+}
+func (m *Version) XXX_Size() int {
+	return xxx_messageInfo_Version.Size(m)
+}
+func (m *Version) XXX_DiscardUnknown() {
+	xxx_messageInfo_Version.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Version proto.InternalMessageInfo
 
 func (m *Version) GetMajor() int32 {
 	if m != nil {
@@ -78,15 +91,38 @@ func (m *Version) GetSuffix() string {
 type ExtensionHandlerRequest struct {
 	// The OpenAPI descriptions that were explicitly listed on the command line.
 	// The specifications will appear in the order they are specified to gnostic.
-	Wrapper *Wrapper `protobuf:"bytes,1,opt,name=wrapper" json:"wrapper,omitempty"`
+	Wrapper *Wrapper `protobuf:"bytes,1,opt,name=wrapper,proto3" json:"wrapper,omitempty"`
 	// The version number of openapi compiler.
-	CompilerVersion *Version `protobuf:"bytes,3,opt,name=compiler_version,json=compilerVersion" json:"compiler_version,omitempty"`
+	CompilerVersion      *Version `protobuf:"bytes,3,opt,name=compiler_version,json=compilerVersion,proto3" json:"compiler_version,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
-func (m *ExtensionHandlerRequest) Reset()                    { *m = ExtensionHandlerRequest{} }
-func (m *ExtensionHandlerRequest) String() string            { return proto.CompactTextString(m) }
-func (*ExtensionHandlerRequest) ProtoMessage()               {}
-func (*ExtensionHandlerRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+func (m *ExtensionHandlerRequest) Reset()         { *m = ExtensionHandlerRequest{} }
+func (m *ExtensionHandlerRequest) String() string { return proto.CompactTextString(m) }
+func (*ExtensionHandlerRequest) ProtoMessage()    {}
+func (*ExtensionHandlerRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_661e47e790f76671, []int{1}
+}
+
+func (m *ExtensionHandlerRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ExtensionHandlerRequest.Unmarshal(m, b)
+}
+func (m *ExtensionHandlerRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ExtensionHandlerRequest.Marshal(b, m, deterministic)
+}
+func (m *ExtensionHandlerRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ExtensionHandlerRequest.Merge(m, src)
+}
+func (m *ExtensionHandlerRequest) XXX_Size() int {
+	return xxx_messageInfo_ExtensionHandlerRequest.Size(m)
+}
+func (m *ExtensionHandlerRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_ExtensionHandlerRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ExtensionHandlerRequest proto.InternalMessageInfo
 
 func (m *ExtensionHandlerRequest) GetWrapper() *Wrapper {
 	if m != nil {
@@ -105,7 +141,7 @@ func (m *ExtensionHandlerRequest) GetCompilerVersion() *Version {
 // The extensions writes an encoded ExtensionHandlerResponse to stdout.
 type ExtensionHandlerResponse struct {
 	// true if the extension is handled by the extension handler; false otherwise
-	Handled bool `protobuf:"varint,1,opt,name=handled" json:"handled,omitempty"`
+	Handled bool `protobuf:"varint,1,opt,name=handled,proto3" json:"handled,omitempty"`
 	// Error message.  If non-empty, the extension handling failed.
 	// The extension handler process should exit with status code zero
 	// even if it reports an error in this way.
@@ -115,15 +151,38 @@ type ExtensionHandlerResponse struct {
 	// itself -- such as the input Document being unparseable -- should be
 	// reported by writing a message to stderr and exiting with a non-zero
 	// status code.
-	Error []string `protobuf:"bytes,2,rep,name=error" json:"error,omitempty"`
+	Error []string `protobuf:"bytes,2,rep,name=error,proto3" json:"error,omitempty"`
 	// text output
-	Value *google_protobuf.Any `protobuf:"bytes,3,opt,name=value" json:"value,omitempty"`
+	Value                *any.Any `protobuf:"bytes,3,opt,name=value,proto3" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
-func (m *ExtensionHandlerResponse) Reset()                    { *m = ExtensionHandlerResponse{} }
-func (m *ExtensionHandlerResponse) String() string            { return proto.CompactTextString(m) }
-func (*ExtensionHandlerResponse) ProtoMessage()               {}
-func (*ExtensionHandlerResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+func (m *ExtensionHandlerResponse) Reset()         { *m = ExtensionHandlerResponse{} }
+func (m *ExtensionHandlerResponse) String() string { return proto.CompactTextString(m) }
+func (*ExtensionHandlerResponse) ProtoMessage()    {}
+func (*ExtensionHandlerResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_661e47e790f76671, []int{2}
+}
+
+func (m *ExtensionHandlerResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ExtensionHandlerResponse.Unmarshal(m, b)
+}
+func (m *ExtensionHandlerResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ExtensionHandlerResponse.Marshal(b, m, deterministic)
+}
+func (m *ExtensionHandlerResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ExtensionHandlerResponse.Merge(m, src)
+}
+func (m *ExtensionHandlerResponse) XXX_Size() int {
+	return xxx_messageInfo_ExtensionHandlerResponse.Size(m)
+}
+func (m *ExtensionHandlerResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_ExtensionHandlerResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ExtensionHandlerResponse proto.InternalMessageInfo
 
 func (m *ExtensionHandlerResponse) GetHandled() bool {
 	if m != nil {
@@ -139,7 +198,7 @@ func (m *ExtensionHandlerResponse) GetError() []string {
 	return nil
 }
 
-func (m *ExtensionHandlerResponse) GetValue() *google_protobuf.Any {
+func (m *ExtensionHandlerResponse) GetValue() *any.Any {
 	if m != nil {
 		return m.Value
 	}
@@ -148,17 +207,40 @@ func (m *ExtensionHandlerResponse) GetValue() *google_protobuf.Any {
 
 type Wrapper struct {
 	// version of the OpenAPI specification in which this extension was written.
-	Version string `protobuf:"bytes,1,opt,name=version" json:"version,omitempty"`
+	Version string `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
 	// Name of the extension
-	ExtensionName string `protobuf:"bytes,2,opt,name=extension_name,json=extensionName" json:"extension_name,omitempty"`
+	ExtensionName string `protobuf:"bytes,2,opt,name=extension_name,json=extensionName,proto3" json:"extension_name,omitempty"`
 	// Must be a valid yaml for the proto
-	Yaml string `protobuf:"bytes,3,opt,name=yaml" json:"yaml,omitempty"`
+	Yaml                 string   `protobuf:"bytes,3,opt,name=yaml,proto3" json:"yaml,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
 }
 
-func (m *Wrapper) Reset()                    { *m = Wrapper{} }
-func (m *Wrapper) String() string            { return proto.CompactTextString(m) }
-func (*Wrapper) ProtoMessage()               {}
-func (*Wrapper) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
+func (m *Wrapper) Reset()         { *m = Wrapper{} }
+func (m *Wrapper) String() string { return proto.CompactTextString(m) }
+func (*Wrapper) ProtoMessage()    {}
+func (*Wrapper) Descriptor() ([]byte, []int) {
+	return fileDescriptor_661e47e790f76671, []int{3}
+}
+
+func (m *Wrapper) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Wrapper.Unmarshal(m, b)
+}
+func (m *Wrapper) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Wrapper.Marshal(b, m, deterministic)
+}
+func (m *Wrapper) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Wrapper.Merge(m, src)
+}
+func (m *Wrapper) XXX_Size() int {
+	return xxx_messageInfo_Wrapper.Size(m)
+}
+func (m *Wrapper) XXX_DiscardUnknown() {
+	xxx_messageInfo_Wrapper.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Wrapper proto.InternalMessageInfo
 
 func (m *Wrapper) GetVersion() string {
 	if m != nil {
@@ -188,31 +270,31 @@ func init() {
 	proto.RegisterType((*Wrapper)(nil), "openapiextension.v1.Wrapper")
 }
 
-func init() { proto.RegisterFile("extension.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("extensions/extension.proto", fileDescriptor_661e47e790f76671) }
 
-var fileDescriptor0 = []byte{
-	// 357 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x74, 0x91, 0x4d, 0x4b, 0xc3, 0x40,
-	0x18, 0x84, 0x49, 0xbf, 0x62, 0x56, 0x6c, 0x65, 0x2d, 0x1a, 0xc5, 0x43, 0x09, 0x08, 0x45, 0x64,
-	0x4b, 0x15, 0xbc, 0xb7, 0x50, 0xd4, 0x8b, 0x2d, 0x7b, 0xa8, 0x37, 0xcb, 0x36, 0x7d, 0x9b, 0x46,
-	0x92, 0xdd, 0x75, 0xf3, 0x61, 0xfb, 0x57, 0x3c, 0xfa, 0x4b, 0x25, 0xbb, 0x49, 0x3d, 0xa8, 0xb7,
-	0xcc, 0xc3, 0x24, 0xef, 0xcc, 0x04, 0x75, 0x60, 0x9b, 0x02, 0x4f, 0x42, 0xc1, 0x89, 0x54, 0x22,
-	0x15, 0xf8, 0x44, 0x48, 0xe0, 0x4c, 0x86, 0x3f, 0x3c, 0x1f, 0x5e, 0x9c, 0x07, 0x42, 0x04, 0x11,
-	0x0c, 0xb4, 0x65, 0x99, 0xad, 0x07, 0x8c, 0xef, 0x8c, 0xdf, 0xf3, 0x91, 0x3d, 0x07, 0x55, 0x18,
-	0x71, 0x17, 0x35, 0x63, 0xf6, 0x26, 0x94, 0x6b, 0xf5, 0xac, 0x7e, 0x93, 0x1a, 0xa1, 0x69, 0xc8,
-	0x85, 0x72, 0x6b, 0x25, 0x2d, 0x44, 0x41, 0x25, 0x4b, 0xfd, 0x8d, 0x5b, 0x37, 0x54, 0x0b, 0x7c,
-	0x8a, 0x5a, 0x49, 0xb6, 0x5e, 0x87, 0x5b, 0xb7, 0xd1, 0xb3, 0xfa, 0x0e, 0x2d, 0x95, 0xf7, 0x69,
-	0xa1, 0xb3, 0x49, 0x15, 0xe8, 0x91, 0xf1, 0x55, 0x04, 0x8a, 0xc2, 0x7b, 0x06, 0x49, 0x8a, 0xef,
-	0x91, 0xfd, 0xa1, 0x98, 0x94, 0x60, 0xee, 0x1e, 0xde, 0x5e, 0x92, 0x3f, 0x2a, 0x90, 0x17, 0xe3,
-	0xa1, 0x95, 0x19, 0x3f, 0xa0, 0x63, 0x5f, 0xc4, 0x32, 0x8c, 0x40, 0x2d, 0x72, 0xd3, 0x40, 0x87,
-	0xf9, 0xef, 0x03, 0x65, 0x4b, 0xda, 0xa9, 0xde, 0x2a, 0x81, 0x97, 0x23, 0xf7, 0x77, 0xb6, 0x44,
-	0x0a, 0x9e, 0x00, 0x76, 0x91, 0xbd, 0xd1, 0x68, 0xa5, 0xc3, 0x1d, 0xd0, 0x4a, 0x16, 0x03, 0x80,
-	0x52, 0x7a, 0x96, 0x7a, 0xdf, 0xa1, 0x46, 0xe0, 0x6b, 0xd4, 0xcc, 0x59, 0x94, 0x41, 0x99, 0xa4,
-	0x4b, 0xcc, 0xf0, 0xa4, 0x1a, 0x9e, 0x8c, 0xf8, 0x8e, 0x1a, 0x8b, 0xf7, 0x8a, 0xec, 0xb2, 0x54,
-	0x71, 0xa6, 0xaa, 0x60, 0xe9, 0xe1, 0x2a, 0x89, 0xaf, 0x50, 0x7b, 0xdf, 0x62, 0xc1, 0x59, 0x0c,
-	0xfa, 0x37, 0x38, 0xf4, 0x68, 0x4f, 0x9f, 0x59, 0x0c, 0x18, 0xa3, 0xc6, 0x8e, 0xc5, 0x91, 0x3e,
-	0xeb, 0x50, 0xfd, 0x3c, 0xbe, 0x41, 0x6d, 0xa1, 0x02, 0x12, 0x70, 0x91, 0xa4, 0xa1, 0x4f, 0xf2,
-	0xe1, 0x18, 0x4f, 0x25, 0xf0, 0xd1, 0xec, 0x69, 0x5f, 0x77, 0x3e, 0x9c, 0x59, 0x5f, 0xb5, 0xfa,
-	0x74, 0x34, 0x59, 0xb6, 0x74, 0xc4, 0xbb, 0xef, 0x00, 0x00, 0x00, 0xff, 0xff, 0x84, 0x5c, 0x6b,
-	0x80, 0x51, 0x02, 0x00, 0x00,
+var fileDescriptor_661e47e790f76671 = []byte{
+	// 362 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x74, 0x91, 0x4d, 0x4b, 0xeb, 0x40,
+	0x18, 0x85, 0x49, 0xbf, 0x72, 0x33, 0x97, 0xdb, 0x2b, 0x63, 0xd1, 0x58, 0x5c, 0x94, 0x80, 0x50,
+	0x44, 0xa6, 0x54, 0xc1, 0x7d, 0x0b, 0x45, 0xdd, 0xd8, 0x32, 0x8b, 0xba, 0xb3, 0x4c, 0xd3, 0xb7,
+	0x69, 0x24, 0x99, 0x19, 0x27, 0x1f, 0xb6, 0x7f, 0xc5, 0xa5, 0xbf, 0x54, 0x32, 0x93, 0xc4, 0x85,
+	0xba, 0x9b, 0xf3, 0x70, 0xda, 0xf7, 0x9c, 0x13, 0xd4, 0x87, 0x7d, 0x0a, 0x3c, 0x09, 0x05, 0x4f,
+	0x46, 0xf5, 0x93, 0x48, 0x25, 0x52, 0x81, 0x8f, 0x85, 0x04, 0xce, 0x64, 0xf8, 0xc5, 0xf3, 0x71,
+	0xff, 0x2c, 0x10, 0x22, 0x88, 0x60, 0xa4, 0x2d, 0xeb, 0x6c, 0x3b, 0x62, 0xfc, 0x60, 0xfc, 0x9e,
+	0x8f, 0xec, 0x25, 0xa8, 0xc2, 0x88, 0x7b, 0xa8, 0x1d, 0xb3, 0x17, 0xa1, 0x5c, 0x6b, 0x60, 0x0d,
+	0xdb, 0xd4, 0x08, 0x4d, 0x43, 0x2e, 0x94, 0xdb, 0x28, 0x69, 0x21, 0x0a, 0x2a, 0x59, 0xea, 0xef,
+	0xdc, 0xa6, 0xa1, 0x5a, 0xe0, 0x13, 0xd4, 0x49, 0xb2, 0xed, 0x36, 0xdc, 0xbb, 0xad, 0x81, 0x35,
+	0x74, 0x68, 0xa9, 0xbc, 0x77, 0x0b, 0x9d, 0xce, 0xaa, 0x40, 0xf7, 0x8c, 0x6f, 0x22, 0x50, 0x14,
+	0x5e, 0x33, 0x48, 0x52, 0x7c, 0x8b, 0xec, 0x37, 0xc5, 0xa4, 0x04, 0x73, 0xf7, 0xef, 0xf5, 0x39,
+	0xf9, 0xa1, 0x02, 0x79, 0x32, 0x1e, 0x5a, 0x99, 0xf1, 0x1d, 0x3a, 0xf2, 0x45, 0x2c, 0xc3, 0x08,
+	0xd4, 0x2a, 0x37, 0x0d, 0x74, 0x98, 0xdf, 0xfe, 0xa0, 0x6c, 0x49, 0xff, 0x57, 0xbf, 0x2a, 0x81,
+	0x97, 0x23, 0xf7, 0x7b, 0xb6, 0x44, 0x0a, 0x9e, 0x00, 0x76, 0x91, 0xbd, 0xd3, 0x68, 0xa3, 0xc3,
+	0xfd, 0xa1, 0x95, 0x2c, 0x06, 0x00, 0xa5, 0xf4, 0x2c, 0xcd, 0xa1, 0x43, 0x8d, 0xc0, 0x97, 0xa8,
+	0x9d, 0xb3, 0x28, 0x83, 0x32, 0x49, 0x8f, 0x98, 0xe1, 0x49, 0x35, 0x3c, 0x99, 0xf0, 0x03, 0x35,
+	0x16, 0xef, 0x19, 0xd9, 0x65, 0xa9, 0xe2, 0x4c, 0x55, 0xc1, 0xd2, 0xc3, 0x55, 0x12, 0x5f, 0xa0,
+	0x6e, 0xdd, 0x62, 0xc5, 0x59, 0x0c, 0xfa, 0x33, 0x38, 0xf4, 0x5f, 0x4d, 0x1f, 0x59, 0x0c, 0x18,
+	0xa3, 0xd6, 0x81, 0xc5, 0x91, 0x3e, 0xeb, 0x50, 0xfd, 0x9e, 0x5e, 0xa1, 0xae, 0x50, 0x01, 0x09,
+	0xb8, 0x48, 0xd2, 0xd0, 0x27, 0xf9, 0x78, 0x8a, 0xe7, 0x12, 0xf8, 0x64, 0xf1, 0x50, 0xd7, 0x5d,
+	0x8e, 0x17, 0xd6, 0x47, 0xa3, 0x39, 0x9f, 0xcc, 0xd6, 0x1d, 0x1d, 0xf1, 0xe6, 0x33, 0x00, 0x00,
+	0xff, 0xff, 0xeb, 0xf3, 0xfa, 0x65, 0x5c, 0x02, 0x00, 0x00,
 }

vendor/github.com/googleapis/gnostic/openapiv2/OpenAPIv2.go

@@ -7105,15 +7105,15 @@ func (m *Any) ToRawInfo() interface{} {
 // ToRawInfo returns a description of ApiKeySecurity suitable for JSON or YAML export.
 func (m *ApiKeySecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
-	if m.Name != "" {
-		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
-	}
-	if m.In != "" {
-		info = append(info, yaml.MapItem{Key: "in", Value: m.In})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "in", Value: m.In})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7129,9 +7129,11 @@ func (m *ApiKeySecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of BasicAuthenticationSecurity suitable for JSON or YAML export.
 func (m *BasicAuthenticationSecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7147,21 +7149,21 @@ func (m *BasicAuthenticationSecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of BodyParameter suitable for JSON or YAML export.
 func (m *BodyParameter) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
-	if m.Name != "" {
-		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
-	}
-	if m.In != "" {
-		info = append(info, yaml.MapItem{Key: "in", Value: m.In})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "in", Value: m.In})
 	if m.Required != false {
 		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	}
-	if m.Schema != nil {
-		info = append(info, yaml.MapItem{Key: "schema", Value: m.Schema.ToRawInfo()})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "schema", Value: m.Schema.ToRawInfo()})
 	// &{Name:schema Type:Schema StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
 	if m.VendorExtension != nil {
 		for _, item := range m.VendorExtension {
@@ -7175,6 +7177,9 @@ func (m *BodyParameter) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Contact suitable for JSON or YAML export.
 func (m *Contact) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7196,6 +7201,9 @@ func (m *Contact) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Default suitable for JSON or YAML export.
 func (m *Default) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -7208,6 +7216,9 @@ func (m *Default) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Definitions suitable for JSON or YAML export.
 func (m *Definitions) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -7220,12 +7231,13 @@ func (m *Definitions) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Document suitable for JSON or YAML export.
 func (m *Document) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Swagger != "" {
-		info = append(info, yaml.MapItem{Key: "swagger", Value: m.Swagger})
-	}
-	if m.Info != nil {
-		info = append(info, yaml.MapItem{Key: "info", Value: m.Info.ToRawInfo()})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "swagger", Value: m.Swagger})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "info", Value: m.Info.ToRawInfo()})
 	// &{Name:info Type:Info StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
 	if m.Host != "" {
 		info = append(info, yaml.MapItem{Key: "host", Value: m.Host})
@@ -7242,9 +7254,8 @@ func (m *Document) ToRawInfo() interface{} {
 	if len(m.Produces) != 0 {
 		info = append(info, yaml.MapItem{Key: "produces", Value: m.Produces})
 	}
-	if m.Paths != nil {
-		info = append(info, yaml.MapItem{Key: "paths", Value: m.Paths.ToRawInfo()})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "paths", Value: m.Paths.ToRawInfo()})
 	// &{Name:paths Type:Paths StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
 	if m.Definitions != nil {
 		info = append(info, yaml.MapItem{Key: "definitions", Value: m.Definitions.ToRawInfo()})
@@ -7294,6 +7305,9 @@ func (m *Document) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Examples suitable for JSON or YAML export.
 func (m *Examples) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -7306,12 +7320,14 @@ func (m *Examples) ToRawInfo() interface{} {
 // ToRawInfo returns a description of ExternalDocs suitable for JSON or YAML export.
 func (m *ExternalDocs) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
-	if m.Url != "" {
-		info = append(info, yaml.MapItem{Key: "url", Value: m.Url})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "url", Value: m.Url})
 	if m.VendorExtension != nil {
 		for _, item := range m.VendorExtension {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -7324,6 +7340,9 @@ func (m *ExternalDocs) ToRawInfo() interface{} {
 // ToRawInfo returns a description of FileSchema suitable for JSON or YAML export.
 func (m *FileSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Format != "" {
 		info = append(info, yaml.MapItem{Key: "format", Value: m.Format})
 	}
@@ -7340,9 +7359,8 @@ func (m *FileSchema) ToRawInfo() interface{} {
 	if len(m.Required) != 0 {
 		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
 	if m.ReadOnly != false {
 		info = append(info, yaml.MapItem{Key: "readOnly", Value: m.ReadOnly})
 	}
@@ -7366,6 +7384,9 @@ func (m *FileSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of FormDataParameterSubSchema suitable for JSON or YAML export.
 func (m *FormDataParameterSubSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Required != false {
 		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	}
@@ -7451,9 +7472,11 @@ func (m *FormDataParameterSubSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Header suitable for JSON or YAML export.
 func (m *Header) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
 	if m.Format != "" {
 		info = append(info, yaml.MapItem{Key: "format", Value: m.Format})
 	}
@@ -7524,6 +7547,9 @@ func (m *Header) ToRawInfo() interface{} {
 // ToRawInfo returns a description of HeaderParameterSubSchema suitable for JSON or YAML export.
 func (m *HeaderParameterSubSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Required != false {
 		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	}
@@ -7606,6 +7632,9 @@ func (m *HeaderParameterSubSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Headers suitable for JSON or YAML export.
 func (m *Headers) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -7618,12 +7647,13 @@ func (m *Headers) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Info suitable for JSON or YAML export.
 func (m *Info) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Title != "" {
-		info = append(info, yaml.MapItem{Key: "title", Value: m.Title})
-	}
-	if m.Version != "" {
-		info = append(info, yaml.MapItem{Key: "version", Value: m.Version})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "title", Value: m.Title})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "version", Value: m.Version})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7650,6 +7680,9 @@ func (m *Info) ToRawInfo() interface{} {
 // ToRawInfo returns a description of ItemsItem suitable for JSON or YAML export.
 func (m *ItemsItem) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if len(m.Schema) != 0 {
 		items := make([]interface{}, 0)
 		for _, item := range m.Schema {
@@ -7664,9 +7697,11 @@ func (m *ItemsItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of JsonReference suitable for JSON or YAML export.
 func (m *JsonReference) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.XRef != "" {
-		info = append(info, yaml.MapItem{Key: "$ref", Value: m.XRef})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "$ref", Value: m.XRef})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7676,9 +7711,11 @@ func (m *JsonReference) ToRawInfo() interface{} {
 // ToRawInfo returns a description of License suitable for JSON or YAML export.
 func (m *License) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Name != "" {
-		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	if m.Url != "" {
 		info = append(info, yaml.MapItem{Key: "url", Value: m.Url})
 	}
@@ -7694,6 +7731,9 @@ func (m *License) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedAny suitable for JSON or YAML export.
 func (m *NamedAny) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7704,6 +7744,9 @@ func (m *NamedAny) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedHeader suitable for JSON or YAML export.
 func (m *NamedHeader) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7714,6 +7757,9 @@ func (m *NamedHeader) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedParameter suitable for JSON or YAML export.
 func (m *NamedParameter) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7724,6 +7770,9 @@ func (m *NamedParameter) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedPathItem suitable for JSON or YAML export.
 func (m *NamedPathItem) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7734,6 +7783,9 @@ func (m *NamedPathItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedResponse suitable for JSON or YAML export.
 func (m *NamedResponse) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7744,6 +7796,9 @@ func (m *NamedResponse) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedResponseValue suitable for JSON or YAML export.
 func (m *NamedResponseValue) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7754,6 +7809,9 @@ func (m *NamedResponseValue) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedSchema suitable for JSON or YAML export.
 func (m *NamedSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7764,6 +7822,9 @@ func (m *NamedSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedSecurityDefinitionsItem suitable for JSON or YAML export.
 func (m *NamedSecurityDefinitionsItem) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7774,6 +7835,9 @@ func (m *NamedSecurityDefinitionsItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedString suitable for JSON or YAML export.
 func (m *NamedString) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7786,6 +7850,9 @@ func (m *NamedString) ToRawInfo() interface{} {
 // ToRawInfo returns a description of NamedStringArray suitable for JSON or YAML export.
 func (m *NamedStringArray) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}
@@ -7823,22 +7890,21 @@ func (m *NonBodyParameter) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Oauth2AccessCodeSecurity suitable for JSON or YAML export.
 func (m *Oauth2AccessCodeSecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
-	if m.Flow != "" {
-		info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
 	if m.Scopes != nil {
 		info = append(info, yaml.MapItem{Key: "scopes", Value: m.Scopes.ToRawInfo()})
 	}
 	// &{Name:scopes Type:Oauth2Scopes StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
-	if m.AuthorizationUrl != "" {
-		info = append(info, yaml.MapItem{Key: "authorizationUrl", Value: m.AuthorizationUrl})
-	}
-	if m.TokenUrl != "" {
-		info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "authorizationUrl", Value: m.AuthorizationUrl})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7854,19 +7920,19 @@ func (m *Oauth2AccessCodeSecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Oauth2ApplicationSecurity suitable for JSON or YAML export.
 func (m *Oauth2ApplicationSecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
-	if m.Flow != "" {
-		info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
 	if m.Scopes != nil {
 		info = append(info, yaml.MapItem{Key: "scopes", Value: m.Scopes.ToRawInfo()})
 	}
 	// &{Name:scopes Type:Oauth2Scopes StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
-	if m.TokenUrl != "" {
-		info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7882,19 +7948,19 @@ func (m *Oauth2ApplicationSecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Oauth2ImplicitSecurity suitable for JSON or YAML export.
 func (m *Oauth2ImplicitSecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
-	if m.Flow != "" {
-		info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
 	if m.Scopes != nil {
 		info = append(info, yaml.MapItem{Key: "scopes", Value: m.Scopes.ToRawInfo()})
 	}
 	// &{Name:scopes Type:Oauth2Scopes StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
-	if m.AuthorizationUrl != "" {
-		info = append(info, yaml.MapItem{Key: "authorizationUrl", Value: m.AuthorizationUrl})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "authorizationUrl", Value: m.AuthorizationUrl})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7910,19 +7976,19 @@ func (m *Oauth2ImplicitSecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Oauth2PasswordSecurity suitable for JSON or YAML export.
 func (m *Oauth2PasswordSecurity) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Type != "" {
-		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
-	}
-	if m.Flow != "" {
-		info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "flow", Value: m.Flow})
 	if m.Scopes != nil {
 		info = append(info, yaml.MapItem{Key: "scopes", Value: m.Scopes.ToRawInfo()})
 	}
 	// &{Name:scopes Type:Oauth2Scopes StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
-	if m.TokenUrl != "" {
-		info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "tokenUrl", Value: m.TokenUrl})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -7938,6 +8004,9 @@ func (m *Oauth2PasswordSecurity) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Oauth2Scopes suitable for JSON or YAML export.
 func (m *Oauth2Scopes) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	// &{Name:additionalProperties Type:NamedString StringEnumValues:[] MapType:string Repeated:true Pattern: Implicit:true Description:}
 	return info
 }
@@ -7945,6 +8014,9 @@ func (m *Oauth2Scopes) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Operation suitable for JSON or YAML export.
 func (m *Operation) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if len(m.Tags) != 0 {
 		info = append(info, yaml.MapItem{Key: "tags", Value: m.Tags})
 	}
@@ -7975,9 +8047,8 @@ func (m *Operation) ToRawInfo() interface{} {
 		info = append(info, yaml.MapItem{Key: "parameters", Value: items})
 	}
 	// &{Name:parameters Type:ParametersItem StringEnumValues:[] MapType: Repeated:true Pattern: Implicit:false Description:The parameters needed to send a valid API call.}
-	if m.Responses != nil {
-		info = append(info, yaml.MapItem{Key: "responses", Value: m.Responses.ToRawInfo()})
-	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "responses", Value: m.Responses.ToRawInfo()})
 	// &{Name:responses Type:Responses StringEnumValues:[] MapType: Repeated:false Pattern: Implicit:false Description:}
 	if len(m.Schemes) != 0 {
 		info = append(info, yaml.MapItem{Key: "schemes", Value: m.Schemes})
@@ -8022,6 +8093,9 @@ func (m *Parameter) ToRawInfo() interface{} {
 // ToRawInfo returns a description of ParameterDefinitions suitable for JSON or YAML export.
 func (m *ParameterDefinitions) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8051,6 +8125,9 @@ func (m *ParametersItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of PathItem suitable for JSON or YAML export.
 func (m *PathItem) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.XRef != "" {
 		info = append(info, yaml.MapItem{Key: "$ref", Value: m.XRef})
 	}
@@ -8102,9 +8179,11 @@ func (m *PathItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of PathParameterSubSchema suitable for JSON or YAML export.
 func (m *PathParameterSubSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Required != false {
-		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	if m.In != "" {
 		info = append(info, yaml.MapItem{Key: "in", Value: m.In})
 	}
@@ -8184,6 +8263,9 @@ func (m *PathParameterSubSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Paths suitable for JSON or YAML export.
 func (m *Paths) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.VendorExtension != nil {
 		for _, item := range m.VendorExtension {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8202,6 +8284,9 @@ func (m *Paths) ToRawInfo() interface{} {
 // ToRawInfo returns a description of PrimitivesItems suitable for JSON or YAML export.
 func (m *PrimitivesItems) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Type != "" {
 		info = append(info, yaml.MapItem{Key: "type", Value: m.Type})
 	}
@@ -8272,6 +8357,9 @@ func (m *PrimitivesItems) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Properties suitable for JSON or YAML export.
 func (m *Properties) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8284,6 +8372,9 @@ func (m *Properties) ToRawInfo() interface{} {
 // ToRawInfo returns a description of QueryParameterSubSchema suitable for JSON or YAML export.
 func (m *QueryParameterSubSchema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Required != false {
 		info = append(info, yaml.MapItem{Key: "required", Value: m.Required})
 	}
@@ -8369,9 +8460,11 @@ func (m *QueryParameterSubSchema) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Response suitable for JSON or YAML export.
 func (m *Response) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Description != "" {
-		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	if m.Schema != nil {
 		info = append(info, yaml.MapItem{Key: "schema", Value: m.Schema.ToRawInfo()})
 	}
@@ -8396,6 +8489,9 @@ func (m *Response) ToRawInfo() interface{} {
 // ToRawInfo returns a description of ResponseDefinitions suitable for JSON or YAML export.
 func (m *ResponseDefinitions) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8425,6 +8521,9 @@ func (m *ResponseValue) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Responses suitable for JSON or YAML export.
 func (m *Responses) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.ResponseCode != nil {
 		for _, item := range m.ResponseCode {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8443,6 +8542,9 @@ func (m *Responses) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Schema suitable for JSON or YAML export.
 func (m *Schema) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.XRef != "" {
 		info = append(info, yaml.MapItem{Key: "$ref", Value: m.XRef})
 	}
@@ -8588,6 +8690,9 @@ func (m *SchemaItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of SecurityDefinitions suitable for JSON or YAML export.
 func (m *SecurityDefinitions) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8637,6 +8742,9 @@ func (m *SecurityDefinitionsItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of SecurityRequirement suitable for JSON or YAML export.
 func (m *SecurityRequirement) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8654,9 +8762,11 @@ func (m *StringArray) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Tag suitable for JSON or YAML export.
 func (m *Tag) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
-	if m.Name != "" {
-		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
+	if m == nil {
+		return info
 	}
+	// always include this required field.
+	info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	if m.Description != "" {
 		info = append(info, yaml.MapItem{Key: "description", Value: m.Description})
 	}
@@ -8676,6 +8786,9 @@ func (m *Tag) ToRawInfo() interface{} {
 // ToRawInfo returns a description of TypeItem suitable for JSON or YAML export.
 func (m *TypeItem) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if len(m.Value) != 0 {
 		info = append(info, yaml.MapItem{Key: "value", Value: m.Value})
 	}
@@ -8685,6 +8798,9 @@ func (m *TypeItem) ToRawInfo() interface{} {
 // ToRawInfo returns a description of VendorExtension suitable for JSON or YAML export.
 func (m *VendorExtension) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.AdditionalProperties != nil {
 		for _, item := range m.AdditionalProperties {
 			info = append(info, yaml.MapItem{Key: item.Name, Value: item.Value.ToRawInfo()})
@@ -8697,6 +8813,9 @@ func (m *VendorExtension) ToRawInfo() interface{} {
 // ToRawInfo returns a description of Xml suitable for JSON or YAML export.
 func (m *Xml) ToRawInfo() interface{} {
 	info := yaml.MapSlice{}
+	if m == nil {
+		return info
+	}
 	if m.Name != "" {
 		info = append(info, yaml.MapItem{Key: "name", Value: m.Name})
 	}