internal/utils: Add best effort Fprintf

2 files changed, 19 insertions, 0 deletions

diff --git a/internal/utils/doc.go b/internal/utils/doc.go
new file mode 100644
index 00000000..58c77fd8
--- /dev/null
+++ b/internal/utils/doc.go
@@ -0,0 +1,2 @@
+// Package utils provides misc utilities.
+package utils
diff --git a/internal/utils/fprintf.go b/internal/utils/fprintf.go
new file mode 100644
index 00000000..e1680d0c
--- /dev/null
+++ b/internal/utils/fprintf.go
@@ -0,0 +1,17 @@
+package utils
+
+import (
+	"fmt"
+	"io"
+)
+
+// BestEffortFprintf writes one formatted message to w.
+//
+// It is nil-safe and ignores write errors by design.
+func BestEffortFprintf(w io.Writer, format string, args ...any) {
+	if w == nil {
+		return
+	}
+
+	_, _ = fmt.Fprintf(w, format, args...)
+}