openpgp: Use functional update syntax.

  - Instead of creating a default struct and immediately afterwards
    changing a field, use this type of initialization syntax:

      Struct { field: value, ..Default::default() }.

  - Suggested by clippy::field_reassign_with_default.

1 files changed, 4 insertions, 3 deletions

diff --git a/openpgp/src/cert/parser/mod.rs b/openpgp/src/cert/parser/mod.rs
index c384be1f..53c9bcf9 100644
--- a/openpgp/src/cert/parser/mod.rs
+++ b/openpgp/src/cert/parser/mod.rs
@@ -662,9 +662,10 @@ impl<'a> CertParser<'a> {
               J: 'a + Into<Result<Packet>>,
               <I as IntoIterator>::IntoIter: Send + Sync,
     {
-        let mut parser : Self = Default::default();
-        parser.source = Some(Box::new(iter.into_iter().map(Into::into)));
-        parser
+        Self {
+            source: Some(Box::new(iter.into_iter().map(Into::into))),
+            ..Default::default()
+        }
     }
 
     /// Filters the Certs prior to validation.