From 474bcba13eddb1ae2fb2fa6340f1c4064cdcf12f Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Sat, 7 Mar 2026 00:38:50 +0800
Subject: *: Use errors.AsType

---
 format/pktline/decoder_invalid_0003_test.go                | 3 +--
 format/pktline/decoder_rejects_over_maximum_length_test.go | 3 +--
 format/pktline/decoder_resync_after_over_wire_max_test.go  | 3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

(limited to 'format/pktline')

diff --git a/format/pktline/decoder_invalid_0003_test.go b/format/pktline/decoder_invalid_0003_test.go
index adda99a3..3a93633c 100644
--- a/format/pktline/decoder_invalid_0003_test.go
+++ b/format/pktline/decoder_invalid_0003_test.go
@@ -14,8 +14,7 @@ func TestDecoderInvalid0003(t *testing.T) {
 	dec := pktline.NewDecoder(strings.NewReader("0003"), pktline.ReadOptions{})
 	_, err := dec.ReadFrame()
 
-	var pe *pktline.ProtocolError
-	if !errors.As(err, &pe) {
+	if _, ok := errors.AsType[*pktline.ProtocolError](err); !ok {
 		t.Fatalf("got err %v, want ProtocolError", err)
 	}
 }
diff --git a/format/pktline/decoder_rejects_over_maximum_length_test.go b/format/pktline/decoder_rejects_over_maximum_length_test.go
index b6059446..8d897a55 100644
--- a/format/pktline/decoder_rejects_over_maximum_length_test.go
+++ b/format/pktline/decoder_rejects_over_maximum_length_test.go
@@ -16,8 +16,7 @@ func TestDecoderRejectsOverMaximumLength(t *testing.T) {
 
 	_, err := dec.ReadFrame()
 
-	var pe *pktline.ProtocolError
-	if !errors.As(err, &pe) {
+	if _, ok := errors.AsType[*pktline.ProtocolError](err); !ok {
 		t.Fatalf("got err %v, want ProtocolError", err)
 	}
 }
diff --git a/format/pktline/decoder_resync_after_over_wire_max_test.go b/format/pktline/decoder_resync_after_over_wire_max_test.go
index 8f692f2d..29a3440f 100644
--- a/format/pktline/decoder_resync_after_over_wire_max_test.go
+++ b/format/pktline/decoder_resync_after_over_wire_max_test.go
@@ -22,8 +22,7 @@ func TestDecoderResyncAfterOverWireMax(t *testing.T) {
 
 	_, err := dec.ReadFrame()
 
-	var pe *pktline.ProtocolError
-	if !errors.As(err, &pe) {
+	if _, ok := errors.AsType[*pktline.ProtocolError](err); !ok {
 		t.Fatalf("got err %v, want ProtocolError", err)
 	}
 
-- 
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