gotosocial/vendor/github.com/gin-gonic/gin/binding/json.go
dependabot[bot] 55aacaf4b0
[chore]: Bump github.com/gin-gonic/gin from 1.9.0 to 1.9.1 (#1855)
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2023-06-01 22:20:16 +01:00

56 lines
1.5 KiB
Go

// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package binding
import (
"bytes"
"errors"
"io"
"net/http"
"github.com/gin-gonic/gin/internal/json"
)
// EnableDecoderUseNumber is used to call the UseNumber method on the JSON
// Decoder instance. UseNumber causes the Decoder to unmarshal a number into an
// any as a Number instead of as a float64.
var EnableDecoderUseNumber = false
// EnableDecoderDisallowUnknownFields is used to call the DisallowUnknownFields method
// on the JSON Decoder instance. DisallowUnknownFields causes the Decoder to
// return an error when the destination is a struct and the input contains object
// keys which do not match any non-ignored, exported fields in the destination.
var EnableDecoderDisallowUnknownFields = false
type jsonBinding struct{}
func (jsonBinding) Name() string {
return "json"
}
func (jsonBinding) Bind(req *http.Request, obj any) error {
if req == nil || req.Body == nil {
return errors.New("invalid request")
}
return decodeJSON(req.Body, obj)
}
func (jsonBinding) BindBody(body []byte, obj any) error {
return decodeJSON(bytes.NewReader(body), obj)
}
func decodeJSON(r io.Reader, obj any) error {
decoder := json.NewDecoder(r)
if EnableDecoderUseNumber {
decoder.UseNumber()
}
if EnableDecoderDisallowUnknownFields {
decoder.DisallowUnknownFields()
}
if err := decoder.Decode(obj); err != nil {
return err
}
return validate(obj)
}