Explicitly ignore errors from writes to responses

web/shared/client.go

@@ -24,7 +24,7 @@ func SignRequest(r *http.Request, keyId string, privateKeyBytes, postBody []byte
 	} else {
 		headers.Set("Date", time.Now().UTC().Format(http.TimeFormat))
 	}
-	applyBodyHash(headers, postBody)
+	_ = applyBodyHash(headers, postBody)
 	// Filter for only the date, host, digest and request-target headers
 	var signedString string
 	var usedHeaders []string

web/shared/client_test.go

@@ -21,7 +21,7 @@ func TestSignRequest(t *testing.T) {
 func Test_applyBodyHash_WithBody(t *testing.T) {
 	var headers = make(http.Header, 0)
 	digest := "SHA-256=" + string(testBodyHash)
-	applyBodyHash(headers, []byte(testBody))
+	_ = applyBodyHash(headers, []byte(testBody))
 	headerDigest := headers.Get("Digest")
 	if headerDigest != digest {
 		t.Fatalf("digests didn't match: header \"%v\" != precalc \"%v\"", headerDigest, digest)