You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: request.go
    path of file: ./repos/podman/vendor/github.com/go-openapi/runtime/middleware
    
    the code of the file until where you have to start completion: // 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 middleware

import (
	"net/http"
	"reflect"

	"github.com/go-openapi/errors"
	"github.com/go-openapi/spec"
	"github.com/go-openapi/strfmt"

	"github.com/go-openapi/runtime"
)

// UntypedRequestBinder binds and validates the data from a http request
type UntypedRequestBinder struct {
	Spec         *spec.Swagger
	Parameters   map[string]spec.Parameter
	Formats      strfmt.Registry
	paramBinders map[string]*untypedParamBinder
}

/
    
func (o *UntypedRequestBinder) Bind(request *http.Request, routeParams RouteParams, consumer runtime.Consumer, data interface{}) error {
	val := reflect.Indirect(reflect.ValueOf(data))
	isMap := val.Kind() == reflect.Map
	var result []error
	debugLog("binding %d parameters for %s %s", len(o.Parameters), request.Method, request.URL.EscapedPath())
	for fieldName, param := range o.Parameters {
		binder := o.paramBinders[fieldName]
		debugLog("binding parameter %s for %s %s", fieldName, request.Method, request.URL.EscapedPath())
		var target reflect.Value
		if !isMap {
			binder.Name = fieldName
			target = val.FieldByName(fieldName)
		}

		if isMap {
			tpe := binder.Type()
			if tpe == nil {
				if param.Schema.Type.Contains("array") {
					tpe = reflect.TypeOf([]interface{}{})
				} else {
					tpe = reflect.TypeOf(map[string]interface{}{})
				}
			}
			target = reflect.Indirect(reflect.New(tpe))
		}

		if !target.IsValid() {
			result = append(result, errors.New(500, "parameter name %q is an unknown field", binder.Name))
			continue
		}

		if err := binder.Bind(request, routeParams, consumer, target); err != nil {
			result = append(result, err)
			continue
		}

		if binder.validator != nil {
			rr := binder.validator.Validate(target.Interface())
			if rr != nil && rr.HasErrors() {
				result = append(result, rr.AsError())
			}
		}

		if isMap {
			val.SetMapIndex(reflect.ValueOf(param.Name), target)
		}
	}

	if len(result) > 0 {
		return errors.CompositeValidationError(result...)
	}

	return nil
}