box Error container type

src/formats/error.rs

@@ -54,10 +54,6 @@ pub struct Error(Box<ErrorKind>, bool);
 
 impl Error
 {
-    #[inline(always)] fn into_mode(self, encode: bool) -> Self
-    {
-	Self(self.0, encode)
-    }
     /// An encode error
     #[inline] pub fn encode(kind: impl Into<ErrorKind>) -> Self
     {
@@ -75,6 +71,12 @@ impl Error
 	&self.0
     }
 
+    /// Consume into the kind of error, which contains the original error object from the conversion (if there is one)
+    #[inline] pub fn into_inner(self) -> ErrorKind
+    {
+	*self.0
+    }
+
     /// Is an encode error? 
     #[inline] pub fn is_encode(&self) -> bool
     {
@@ -105,7 +107,7 @@ impl fmt::Display for Error
 {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result
     {
-	write!(f, "formatting error: ")?;
+	write!(f, "formatting error in ")?;
 	if self.1 {
 	    write!(f, "encode")
 	} else {