1 files changed, 12 insertions, 0 deletions
diff --git a/Source/Assistant/SkuExtension.cs b/Source/Assistant/SkuExtension.cs
new file mode 100644
index 0000000..51aaf6c
--- /dev/null
+++ b/Source/Assistant/SkuExtension.cs
@@ -0,0 +1,12 @@
+using System.Text.RegularExpressions;
+
+namespace RehauSku.Assistant
+{
+    static class SkuExtension
+    {
+        public static bool IsRehauSku(this string line)
+        {
+            return Regex.IsMatch(line, @"^[1]\d{6}[1]\d{3}$");
+        }
+    }
+}
+\ No newline at end of file