From f143b6daca50eba520ceaec51c36222ab6ae667d Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Tue, 14 Apr 2026 11:08:15 +0300
Subject: fix(r3): use errors.Is for sentinel error comparisons

Replace direct == checks with errors.Is so wrapped errors are handled
correctly (authkeys Verify, daemon server/EOF, Magefile uninstall).

Refs: ask r3, 100 Go Mistakes #51
Made-with: Cursor
---
 internal/authkeys/store.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'internal/authkeys')

diff --git a/internal/authkeys/store.go b/internal/authkeys/store.go
index 7848ef8..a8c21c4 100644
--- a/internal/authkeys/store.go
+++ b/internal/authkeys/store.go
@@ -7,6 +7,7 @@ import (
 	"crypto/subtle"
 	"database/sql"
 	"encoding/base64"
+	"errors"
 	"fmt"
 	"path/filepath"
 	"time"
@@ -102,7 +103,7 @@ func (s *Store) CreateKey(ctx context.Context, hostname string) (token string, e
 func (s *Store) Verify(ctx context.Context, hostname, token string) (bool, error) {
 	var stored []byte
 	err := s.db.QueryRowContext(ctx, "SELECT key_hash FROM client_key WHERE hostname = ?", hostname).Scan(&stored)
-	if err == sql.ErrNoRows {
+	if errors.Is(err, sql.ErrNoRows) {
 		return false, nil
 	}
 	if err != nil {
-- 
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