1 files changed, 21 insertions, 0 deletions
diff --git a/src/libserialize/serialize.rs b/src/libserialize/serialize.rs
index c4f0a7a1830..e57e7adcf8d 100644
--- a/src/libserialize/serialize.rs
+++ b/src/libserialize/serialize.rs
@@ -18,6 +18,7 @@ use std::hashmap::{HashMap, HashSet};
 use std::rc::Rc;
 use std::trie::{TrieMap, TrieSet};
 use std::vec;
+use std::vec_ng::Vec;
 
 pub trait Encoder {
     // Primitive types:
@@ -435,6 +436,26 @@ impl<D:Decoder,T:Decodable<D>> Decodable<D> for ~[T] {
     }
 }
 
+impl<S:Encoder,T:Encodable<S>> Encodable<S> for Vec<T> {
+    fn encode(&self, s: &mut S) {
+        s.emit_seq(self.len(), |s| {
+            for (i, e) in self.iter().enumerate() {
+                s.emit_seq_elt(i, |s| e.encode(s))
+            }
+        })
+    }
+}
+
+impl<D:Decoder,T:Decodable<D>> Decodable<D> for Vec<T> {
+    fn decode(d: &mut D) -> Vec<T> {
+        d.read_seq(|d, len| {
+            Vec::from_fn(len, |i| {
+                d.read_seq_elt(i, |d| Decodable::decode(d))
+            })
+        })
+    }
+}
+
 impl<S:Encoder,T:Encodable<S>> Encodable<S> for Option<T> {
     fn encode(&self, s: &mut S) {
         s.emit_option(|s| {