From d28aed6dc45ffccc790469cb04f3f775ddb2283a Mon Sep 17 00:00:00 2001
From: ljedrz <ljedrz@gmail.com>
Date: Fri, 12 Oct 2018 16:16:00 +0200
Subject: Prefer unwrap_or_else to unwrap_or in case of function
 calls/allocations

---
 src/libsyntax/source_map.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax/source_map.rs')

diff --git a/src/libsyntax/source_map.rs b/src/libsyntax/source_map.rs
index 7ee58350621..d7033e3993a 100644
--- a/src/libsyntax/source_map.rs
+++ b/src/libsyntax/source_map.rs
@@ -942,7 +942,8 @@ impl SourceMap {
                 } else {
                     format!("{}<", &snippet[..offset])
                 };
-                new_snippet.push_str(&self.span_to_snippet(span).unwrap_or("T".to_string()));
+                new_snippet.push_str(
+                    &self.span_to_snippet(span).unwrap_or_else(|_| "T".to_string()));
                 new_snippet.push('>');
 
                 return Some((sugg_span, new_snippet));
-- 
cgit 1.4.1-3-g733a5