1 files changed, 23 insertions, 0 deletions
diff --git a/tvloader/parser2v1/util.go b/tvloader/parser2v1/util.go
new file mode 100644
index 0000000..ed99063
--- /dev/null
+++ b/tvloader/parser2v1/util.go
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+
+package parser2v1
+
+import (
+	"fmt"
+	"strings"
+)
+
+// used to extract key / value from embedded substrings
+// returns subkey, subvalue, nil if no error, or "", "", error otherwise
+func extractSubs(value string) (string, string, error) {
+	// parse the value to see if it's a valid subvalue format
+	sp := strings.SplitN(value, ":", 2)
+	if len(sp) == 1 {
+		return "", "", fmt.Errorf("invalid subvalue format for %s (no colon found)", value)
+	}
+
+	subkey := strings.TrimSpace(sp[0])
+	subvalue := strings.TrimSpace(sp[1])
+
+	return subkey, subvalue, nil
+}