From c9f3a6033ad519502365d100e871e328c01eca95 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Mur=C3=A9?= <batolettre@gmail.com>
Date: Wed, 6 Nov 2024 16:43:57 +0100
Subject: [PATCH] delegation: minor fix around meta

---
 token/delegation/delegation.go | 4 ----
 token/delegation/ipld.go       | 5 +++++
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/token/delegation/delegation.go b/token/delegation/delegation.go
index d930f28..77ba14d 100644
--- a/token/delegation/delegation.go
+++ b/token/delegation/delegation.go
@@ -79,10 +79,6 @@ func New(privKey crypto.PrivKey, aud did.DID, cmd command.Command, pol policy.Po
 		}
 	}
 
-	if len(tkn.meta.Keys) < 1 {
-		tkn.meta = nil
-	}
-
 	if err := tkn.validate(); err != nil {
 		return nil, err
 	}
diff --git a/token/delegation/ipld.go b/token/delegation/ipld.go
index 8508faa..5b67b5e 100644
--- a/token/delegation/ipld.go
+++ b/token/delegation/ipld.go
@@ -229,5 +229,10 @@ func (t *Token) toIPLD(privKey crypto.PrivKey) (datamodel.Node, error) {
 		Exp:   exp,
 	}
 
+	// seems like it's a requirement to have a null meta if there are no values?
+	if len(model.Meta.Keys) == 0 {
+		model.Meta = nil
+	}
+
 	return envelope.ToIPLD(privKey, model)
 }