From ede1f7d2a5a2f4038e3f3b2e953c44ee5ea06194 Mon Sep 17 00:00:00 2001
From: Matthias Krüger <matthias.krueger@famsik.de>
Date: Thu, 23 Aug 2018 10:14:52 +0200
Subject: use String::new() instead of String::from(""), "".to_string(),
 "".to_owned() or "".into()

---
 src/librustc_errors/emitter.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/librustc_errors')

diff --git a/src/librustc_errors/emitter.rs b/src/librustc_errors/emitter.rs
index b4034a6a529..c08cf3d039d 100644
--- a/src/librustc_errors/emitter.rs
+++ b/src/librustc_errors/emitter.rs
@@ -798,7 +798,7 @@ impl EmitterWriter {
                                                          // at by "in this macro invocation"
                                                          format!(" (#{})", i + 1)
                                                      } else {
-                                                         "".to_string()
+                                                         String::new()
                                                      })));
                         }
                         // Check to make sure we're not in any <*macros>
@@ -813,7 +813,7 @@ impl EmitterWriter {
                                                          // backtrace is multiple levels deep
                                                          format!(" (#{})", i + 1)
                                                      } else {
-                                                         "".to_string()
+                                                         String::new()
                                                      })));
                             if !always_backtrace {
                                 break;
@@ -1065,7 +1065,7 @@ impl EmitterWriter {
                     let col = if let Some(first_annotation) = first_line.annotations.first() {
                         format!(":{}", first_annotation.start_col + 1)
                     } else {
-                        "".to_string()
+                        String::new()
                     };
                     format!("{}:{}{}",
                             annotated_file.file.name,
-- 
cgit 1.4.1-3-g733a5