Add decoding into boxed slices

alexcrichton · alexcrichton · commit cba058fb8bd1 · 2015-06-05T15:00:09.000-07:00
diff --git a/src/serialize.rs b/src/serialize.rs
@@ -417,6 +417,13 @@ impl< T: Decodable> Decodable for Box<T> {
     }
 }
 
+impl< T: Decodable> Decodable for Box<[T]> {
+    fn decode<D: Decoder>(d: &mut D) -> Result<Box<[T]>, D::Error> {
+        let v: Vec<T> = try!(Decodable::decode(d));
+        Ok(v.into_boxed_slice())
+    }
+}
+
 impl<T:Encodable> Encodable for Rc<T> {
     #[inline]
     fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {

Original file line number	Diff line number	Diff line change
`@@ -417,6 +417,13 @@ impl< T: Decodable> Decodable for Box<T> {`
`417`	`417`	`}`
`418`	`418`	`}`
`419`	`419`
	`420`	`+impl< T: Decodable> Decodable for Box<[T]> {`
	`421`	`+ fn decode<D: Decoder>(d: &mut D) -> Result<Box<[T]>, D::Error> {`
	`422`	`+ let v: Vec<T> = try!(Decodable::decode(d));`
	`423`	`+ Ok(v.into_boxed_slice())`
	`424`	`+ }`
	`425`	`+}`
	`426`	`+`
`420`	`427`	`impl<T:Encodable> Encodable for Rc<T> {`
`421`	`428`	`#[inline]`
`422`	`429`	`fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {`