snapshot of https://github.com/ory/keto.git (master, 2026-09-16; blobs > 131072B omitted)

oryx/popx/sql_template_funcs.go

@@ -0,0 +1,23 @@
+// Copyright © 2023 Ory Corp
+// SPDX-License-Identifier: Apache-2.0
+
+package popx
+
+import (
+	"regexp"
+
+	"github.com/pkg/errors"
+)
+
+var SQLTemplateFuncs = map[string]interface{}{
+	"identifier": Identifier,
+}
+
+var identifierPattern = regexp.MustCompile("^[a-zA-Z][a-zA-Z0-9_]*$")
+
+func Identifier(i string) (string, error) {
+	if !identifierPattern.MatchString(i) {
+		return "", errors.Errorf("invalid SQL identifier '%s'", i)
+	}
+	return i, nil
+}