vendorify
diff --git a/go/vendor/github.com/go-openapi/errors/headers.go b/go/vendor/github.com/go-openapi/errors/headers.go
new file mode 100644
index 0000000..a80ddc9
--- /dev/null
+++ b/go/vendor/github.com/go-openapi/errors/headers.go
@@ -0,0 +1,85 @@
+// Copyright 2015 go-swagger maintainers
+//
+// 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 errors
+
+import (
+ "fmt"
+ "net/http"
+)
+
+// Validation represents a failure of a precondition
+type Validation struct {
+ code int32
+ Name string
+ In string
+ Value interface{}
+ message string
+ Values []interface{}
+}
+
+func (e *Validation) Error() string {
+ return e.message
+}
+
+// Code the error code
+func (e *Validation) Code() int32 {
+ return e.code
+}
+
+// ValidateName produces an error message name for an aliased property
+func (e *Validation) ValidateName(name string) *Validation {
+ if e.Name == "" && name != "" {
+ e.Name = name
+ e.message = name + e.message
+ }
+ return e
+}
+
+const (
+ contentTypeFail = `unsupported media type %q, only %v are allowed`
+ responseFormatFail = `unsupported media type requested, only %v are available`
+)
+
+// InvalidContentType error for an invalid content type
+func InvalidContentType(value string, allowed []string) *Validation {
+ var values []interface{}
+ for _, v := range allowed {
+ values = append(values, v)
+ }
+ return &Validation{
+ code: http.StatusUnsupportedMediaType,
+ Name: "Content-Type",
+ In: "header",
+ Value: value,
+ Values: values,
+ message: fmt.Sprintf(contentTypeFail, value, allowed),
+ }
+}
+
+// InvalidResponseFormat error for an unacceptable response format request
+func InvalidResponseFormat(value string, allowed []string) *Validation {
+ var values []interface{}
+ for _, v := range allowed {
+ values = append(values, v)
+ }
+ return &Validation{
+ code: http.StatusNotAcceptable,
+ Name: "Accept",
+ In: "header",
+ Value: value,
+ Values: values,
+ message: fmt.Sprintf(responseFormatFail, allowed),
+ }
+}