Source file src/github.com/gin-gonic/gin/binding/header.go

Documentation: github.com/gin-gonic/gin/binding

     1  // Copyright 2022 Gin Core Team. All rights reserved.
     2  // Use of this source code is governed by a MIT style
     3  // license that can be found in the LICENSE file.
     4  
     5  package binding
     6  
     7  import (
     8  	"net/http"
     9  	"net/textproto"
    10  	"reflect"
    11  )
    12  
    13  type headerBinding struct{}
    14  
    15  func (headerBinding) Name() string {
    16  	return "header"
    17  }
    18  
    19  func (headerBinding) Bind(req *http.Request, obj any) error {
    20  
    21  	if err := mapHeader(obj, req.Header); err != nil {
    22  		return err
    23  	}
    24  
    25  	return validate(obj)
    26  }
    27  
    28  func mapHeader(ptr any, h map[string][]string) error {
    29  	return mappingByPtr(ptr, headerSource(h), "header")
    30  }
    31  
    32  type headerSource map[string][]string
    33  
    34  var _ setter = headerSource(nil)
    35  
    36  func (hs headerSource) TrySet(value reflect.Value, field reflect.StructField, tagValue string, opt setOptions) (bool, error) {
    37  	return setByForm(value, field, hs, textproto.CanonicalMIMEHeaderKey(tagValue), opt)
    38  }
    39  

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