openpgp: Implement From<Cert> for PacketPile.

2 files changed, 9 insertions, 1 deletions

diff --git a/openpgp/src/cert/mod.rs b/openpgp/src/cert/mod.rs
index 36f05061..751b4143 100644
--- a/openpgp/src/cert/mod.rs
+++ b/openpgp/src/cert/mod.rs
@@ -1224,7 +1224,7 @@ impl Cert {
     ///
     /// This method discards invalid components and bad signatures.
     pub fn into_packet_pile(self) -> PacketPile {
-        PacketPile::from(self.into_packets().collect::<Vec<Packet>>())
+        self.into()
     }
 
     /// Merges `other` into `self`.
diff --git a/openpgp/src/packet_pile.rs b/openpgp/src/packet_pile.rs
index a3593edd..3539623d 100644
--- a/openpgp/src/packet_pile.rs
+++ b/openpgp/src/packet_pile.rs
@@ -12,6 +12,7 @@ use buffered_reader::BufferedReader;
 use crate::Result;
 use crate::Error;
 use crate::Packet;
+use crate::cert::Cert;
 use crate::packet::{self, Container};
 use crate::parse::PacketParserResult;
 use crate::parse::PacketParserBuilder;
@@ -323,6 +324,13 @@ impl PacketPile {
     }
 }
 
+impl From<Cert> for PacketPile {
+    /// Converts the `Cert` into a `PacketPile`.
+    fn from(cert: Cert) -> PacketPile {
+        PacketPile::from(cert.into_packets().collect::<Vec<Packet>>())
+    }
+}
+
 impl<'a> TryFrom<PacketParserResult<'a>> for PacketPile {
     type Error = anyhow::Error;