From f3df9f50ea8fb136767677821ce433bc7ec188fb Mon Sep 17 00:00:00 2001
From: Brian Anderson <banderson@mozilla.com>
Date: Fri, 29 Jul 2011 13:46:53 -0700
Subject: [PATCH] Add ivec::from_vec and ivec::to_vec

---
 src/lib/ivec.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/lib/ivec.rs b/src/lib/ivec.rs
index eed4837d83fc..6d12d5506251 100644
--- a/src/lib/ivec.rs
+++ b/src/lib/ivec.rs
@@ -19,6 +19,22 @@ native "rust" mod rustrt {
                                     count: uint);
 }
 
+fn from_vec[T](v: &vec[T]) -> T[] {
+    let iv: T[] = ~[];
+    for e in v {
+        iv += ~[e];
+    }
+    ret iv;
+}
+
+fn to_vec[T](iv: &T[]) -> vec[T] {
+    let v: vec[T] = [];
+    for e in iv {
+        v += [e];
+    }
+    ret v;
+}
+
 /// Reserves space for `n` elements in the given vector.
 fn reserve[T](v: &mutable T[mutable? ], n: uint) {
     rustrt::ivec_reserve_shared(v, n);