Merge #236: Implement From<ChecksumError> for DecodeError

2dc8580 Implement From<ChecksumError> for DecodeError (Tobin C. Harding)

Pull request description:

  Picked changes up from #221.
  
  Add an impl of `From<ChecksumError> for DecodeError` since we already have one for the other variant.


ACKs for top commit:
  apoelstra:
    ACK 2dc8580; successfully ran local tests


Tree-SHA512: 67aa251925c607b75454218c19bbbe78f7c838143caae8c4a825bab276443a90a6670ee2741a8e869771983ed41fe5807ec68e92eb0785392fca92d46c1d59fc

Author: apoelstra

src/lib.rs

@@ -494,6 +494,12 @@ impl From<UncheckedHrpstringError> for DecodeError {
     fn from(e: UncheckedHrpstringError) -> Self { Self::Parse(e) }
 }
 
+#[cfg(feature = "alloc")]
+impl From<ChecksumError> for DecodeError {
+    #[inline]
+    fn from(e: ChecksumError) -> Self { Self::Checksum(e) }
+}
+
 /// An error while encoding a bech32 string.
 #[derive(Debug, Clone, PartialEq, Eq)]
 #[non_exhaustive]