Merge pull request #3630 from oasisprotocol/kostko/feature/minor-updates

Various minor updates

.changelog/3630.internal.md

@@ -0,0 +1 @@
+go/common/cbor: Re-export Marshaler and Unmarshaler interfaces

go/common/cbor/cbor.go

@@ -16,6 +16,15 @@ import (
 // precompute a CBOR encoding.
 type RawMessage = cbor.RawMessage
 
+// Marshaler is the interface implemented by types that can marshal themselves
+// into valid CBOR.
+type Marshaler = cbor.Marshaler
+
+// Unmarshaler is the interface implemented by types that wish to unmarshal
+// CBOR data themselves.  The input is a valid CBOR value. UnmarshalCBOR
+// must copy the CBOR data if it needs to use it after returning.
+type Unmarshaler = cbor.Unmarshaler
+
 var (
 	encOptions = cbor.EncOptions{
 		Sort:          cbor.SortCanonical,

runtime/src/common/quantity.rs

@@ -67,6 +67,12 @@ impl<'a> AddAssign<&'a Quantity> for Quantity {
     }
 }
 
+impl fmt::Display for Quantity {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
 impl serde::Serialize for Quantity {
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
     where