chore: remove refs to deprecated io/ioutil

Signed-off-by: guoguangwu <guoguangwu@magic-shield.com>

internal/http/reason.go

@@ -19,7 +19,7 @@ package http
 import (
 	"encoding/json"
 	"errors"
-	"io/ioutil"
+	"io"
 	"net/http"
 
 	"github.com/BBVA/kapow/internal/server/httperror"
@@ -28,7 +28,7 @@ import (
 // Reason returns the reason phrase embedded within the JSON error
 // body, or an error if no reason can be extracted
 func Reason(r *http.Response) (string, error) {
-	body, err := ioutil.ReadAll(r.Body)
+	body, err := io.ReadAll(r.Body)
 	if err != nil {
 		return "", errors.New("error reading response's body")
 	}

internal/http/reason_test.go

@@ -17,7 +17,7 @@
 package http
 
 import (
-	"io/ioutil"
+	"io"
 	nethttp "net/http"
 	"strings"
 	"testing"
@@ -26,7 +26,7 @@ import (
 func TestReasonExtractsReasonFromJSON(t *testing.T) {
 	r := &nethttp.Response{
 		Status: "200 OK",
-		Body: ioutil.NopCloser(
+		Body: io.NopCloser(
 			strings.NewReader(
 				`{"reason": "Because reasons", "foo": "bar"}`,
 			),
@@ -43,7 +43,7 @@ func TestReasonExtractsReasonFromJSON(t *testing.T) {
 func TestReasonErrorsOnJSONWithNoReason(t *testing.T) {
 	r := &nethttp.Response{
 		Status: "200 OK",
-		Body: ioutil.NopCloser(
+		Body: io.NopCloser(
 			strings.NewReader(
 				`{"madness": "Because madness", "foo": "bar"}`,
 			),
@@ -59,7 +59,7 @@ func TestReasonErrorsOnJSONWithNoReason(t *testing.T) {
 
 func TestReasonErrorsOnJSONWithEmptyReason(t *testing.T) {
 	r := &nethttp.Response{
-		Body: ioutil.NopCloser(
+		Body: io.NopCloser(
 			strings.NewReader(
 				`{"reason": "", "foo": "bar"}`,
 			),
@@ -75,7 +75,7 @@ func TestReasonErrorsOnJSONWithEmptyReason(t *testing.T) {
 
 func TestReasonErrorsOnNoJSON(t *testing.T) {
 	r := &nethttp.Response{
-		Body: ioutil.NopCloser(
+		Body: io.NopCloser(
 			strings.NewReader(""),
 		),
 	}
@@ -89,7 +89,7 @@ func TestReasonErrorsOnNoJSON(t *testing.T) {
 
 func TestReasonErrorsOnInvalidJSON(t *testing.T) {
 	r := &nethttp.Response{
-		Body: ioutil.NopCloser(
+		Body: io.NopCloser(
 			strings.NewReader(
 				`{"reason": "Because reasons", "cliffhanger...`,
 			),

internal/http/request.go

@@ -21,7 +21,6 @@ import (
 	"crypto/x509"
 	"errors"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"os"
 
@@ -54,7 +53,7 @@ func Delete(url string, r io.Reader, w io.Writer, clientGenerator func() *http.C
 	return Request("DELETE", url, r, w, clientGenerator, reqTuner...)
 }
 
-var devnull = ioutil.Discard
+var devnull = io.Discard
 
 // Request will perform the request to the given url and method sending the
 // content of the given reader as the body and writing all the contents