From 25e29afcbbd5ad075a17f91f25c935187b458a48 Mon Sep 17 00:00:00 2001
From: Hubert Van De Walle <hubv@protonmail.com>
Date: Mon, 17 Aug 2020 17:15:14 +0200
Subject: [PATCH] Validate tags with regex

---
 domain/src/main/kotlin/validation/NoteValidations.kt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/domain/src/main/kotlin/validation/NoteValidations.kt b/domain/src/main/kotlin/validation/NoteValidations.kt
index b58a3e7..ee60422 100644
--- a/domain/src/main/kotlin/validation/NoteValidations.kt
+++ b/domain/src/main/kotlin/validation/NoteValidations.kt
@@ -22,6 +22,9 @@ internal object NoteValidations {
         NoteMetadata::tags onEach {
             maxLength(15)
             addConstraint("must not be blank") { it.isNotBlank() }
+            addConstraint("must only contain alphanumeric characters, `-` and `_`") {
+                it.matches("^[a-zA-Z0-9-_]+\$".toRegex())
+            }
         }
     }