From 6071372c2b38185378ce3d8307f860d5bb05d0f9 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20Davidovi=C4=87?= <geosoft.corp@gmail.com>
Date: Wed, 24 Dec 2014 21:37:56 +0100
Subject: [PATCH] Use std::iter repeat to generate indentation level

---
 src/cargo/util/profile.rs | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/src/cargo/util/profile.rs b/src/cargo/util/profile.rs
index e1c7ee278..e0eae9dac 100644
--- a/src/cargo/util/profile.rs
+++ b/src/cargo/util/profile.rs
@@ -2,6 +2,7 @@ use std::os;
 use std::mem;
 use std::fmt::Show;
 use time;
+use std::iter::repeat;
 use std::cell::RefCell;
 
 thread_local!(static PROFILE_STACK: RefCell<Vec<u64>> = RefCell::new(Vec::new()));
@@ -38,13 +39,8 @@ impl Drop for Profiler {
                 let mut last = 0;
                 for (i, &(l, time, ref msg)) in msgs.iter().enumerate() {
                     if l != lvl { continue }
-
-                    let mut spaces = String::new();
-                    for _ in range(0u, lvl + 1) {
-                        spaces.push_str("    ");
-                    }
-
-                    println!("{} {:6}ms - {}", spaces, time / 1000000, msg);
+                    println!("{} {:6}ms - {}", repeat("    ").take(lvl + 1).collect::<String>(),
+                        time / 1000000, msg);
 
                     print(lvl + 1, msgs.slice(last, i));
                     last = i;
-- 
2.30.2