From 1a49bc007b770b91c2bf0ad777e7a65542366d79 Mon Sep 17 00:00:00 2001
From: Rob X <robxyy@gmail.com>
Date: Sun, 9 Oct 2022 20:04:19 +0800
Subject: [PATCH] Returns nilID when id is invalid (#88)

---
 id.go      | 1 +
 id_test.go | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/id.go b/id.go
index 1f536b4..40c8c99 100644
--- a/id.go
+++ b/id.go
@@ -239,6 +239,7 @@ func (id *ID) UnmarshalText(text []byte) error {
 		}
 	}
 	if !decode(id, text) {
+		*id = nilID
 		return ErrInvalidID
 	}
 	return nil
diff --git a/id_test.go b/id_test.go
index c9ca659..6da1e8f 100644
--- a/id_test.go
+++ b/id_test.go
@@ -131,6 +131,10 @@ func TestFromStringInvalid(t *testing.T) {
 	if err != ErrInvalidID {
 		t.Errorf("FromString(invalid) err=%v, want %v", err, ErrInvalidID)
 	}
+	id, err := FromString("c6e52g2mrqcjl44hf179")
+	if id != nilID {
+		t.Errorf("FromString() =%v, want %v", id, nilID)
+	}
 }
 
 type jsonType struct {