From 1ecd6a82abe992f547ec40b1aed1e4c59183a10f Mon Sep 17 00:00:00 2001
From: Brian Anderson <andersrb@gmail.com>
Date: Sun, 22 May 2011 01:36:01 -0400
Subject: [PATCH] stdlib: Use if/alt expressions in std::str

---
 src/lib/str.rs | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/lib/str.rs b/src/lib/str.rs
index 27049c83d13..d1e6448e549 100644
--- a/src/lib/str.rs
+++ b/src/lib/str.rs
@@ -368,16 +368,16 @@ fn starts_with(str haystack, str needle) -> bool {
 fn ends_with(str haystack, str needle) -> bool {
     let uint haystack_len = byte_len(haystack);
     let uint needle_len = byte_len(needle);
-    if (needle_len == 0u) {
-        ret true;
-    }
-    if (needle_len > haystack_len) {
-        ret false;
-    }
-    ret eq(substr(haystack,
+    ret if (needle_len == 0u) {
+        true
+    } else if (needle_len > haystack_len) {
+        false
+    } else {
+        eq(substr(haystack,
                   haystack_len - needle_len,
                   needle_len),
-           needle);
+           needle)
+    };
 }
 
 fn substr(str s, uint begin, uint len) -> str {