From 9d08dc994d51298e2d8e75d8ed4ee477312ec53a Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Sat, 7 Mar 2026 15:08:14 +0800
Subject: ref/refname: Add refname validation

---
 ref/refname/sanitize.go | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 ref/refname/sanitize.go

(limited to 'ref/refname/sanitize.go')

diff --git a/ref/refname/sanitize.go b/ref/refname/sanitize.go
new file mode 100644
index 00000000..f543de7c
--- /dev/null
+++ b/ref/refname/sanitize.go
@@ -0,0 +1,19 @@
+package refname
+
+import (
+	"fmt"
+	"strings"
+)
+
+// SanitizeComponent mutates component until it satisfies
+// sanitize_refname_component.
+func SanitizeComponent(component string) string {
+	var builder strings.Builder
+
+	err := checkOrSanitizeRefname(component, refnameAllowOneLevel, &builder)
+	if err != nil {
+		panic(fmt.Sprintf("ref: sanitize component %q: %v", component, err))
+	}
+
+	return builder.String()
+}
-- 
cgit v1.3.1-10-gc9f91