mirror of
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104 lines
2.6 KiB
Go
104 lines
2.6 KiB
Go
// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package errors
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import (
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"encoding/json"
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"fmt"
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"net/http"
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)
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// Validation represents a failure of a precondition
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type Validation struct {
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code int32
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Name string
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In string
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Value interface{}
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message string
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Values []interface{}
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}
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func (e *Validation) Error() string {
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return e.message
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}
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// Code the error code
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func (e *Validation) Code() int32 {
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return e.code
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}
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// MarshalJSON implements the JSON encoding interface
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func (e Validation) MarshalJSON() ([]byte, error) {
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return json.Marshal(map[string]interface{}{
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"code": e.code,
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"message": e.message,
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"in": e.In,
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"name": e.Name,
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"value": e.Value,
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"values": e.Values,
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})
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}
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// ValidateName sets the name for a validation or updates it for a nested property
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func (e *Validation) ValidateName(name string) *Validation {
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if name != "" {
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if e.Name == "" {
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e.Name = name
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e.message = name + e.message
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} else {
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e.Name = name + "." + e.Name
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e.message = name + "." + e.message
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}
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}
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return e
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}
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const (
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contentTypeFail = `unsupported media type %q, only %v are allowed`
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responseFormatFail = `unsupported media type requested, only %v are available`
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)
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// InvalidContentType error for an invalid content type
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func InvalidContentType(value string, allowed []string) *Validation {
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values := make([]interface{}, 0, len(allowed))
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for _, v := range allowed {
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values = append(values, v)
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}
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return &Validation{
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code: http.StatusUnsupportedMediaType,
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Name: "Content-Type",
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In: "header",
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Value: value,
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Values: values,
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message: fmt.Sprintf(contentTypeFail, value, allowed),
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}
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}
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// InvalidResponseFormat error for an unacceptable response format request
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func InvalidResponseFormat(value string, allowed []string) *Validation {
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values := make([]interface{}, 0, len(allowed))
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for _, v := range allowed {
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values = append(values, v)
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}
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return &Validation{
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code: http.StatusNotAcceptable,
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Name: "Accept",
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In: "header",
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Value: value,
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Values: values,
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message: fmt.Sprintf(responseFormatFail, allowed),
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}
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}
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