use is_empty() instead of len() == x to determine if structs are empty.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/librustc_errors/emitter.rs b/src/librustc_errors/emitter.rs
index f3653da4be6..2d7ff191c77 100644
--- a/src/librustc_errors/emitter.rs
+++ b/src/librustc_errors/emitter.rs
@@ -231,7 +231,7 @@ pub trait Emitter {
                ].contains(&sugg.style)
             {
                 let substitution = &sugg.substitutions[0].parts[0].snippet.trim();
-                let msg = if substitution.len() == 0 || sugg.style.hide_inline() {
+                let msg = if substitution.is_empty() || sugg.style.hide_inline() {
                     // This substitution is only removal OR we explicitly don't want to show the
                     // code inline (`hide_inline`). Therefore, we don't show the substitution.
                     format!("help: {}", sugg.msg)
diff --git a/src/librustc_errors/snippet.rs b/src/librustc_errors/snippet.rs
index a39e19f0bf7..0660590a725 100644
--- a/src/librustc_errors/snippet.rs
+++ b/src/librustc_errors/snippet.rs
@@ -152,7 +152,7 @@ impl Annotation {
             //       |
             //
             // Note that this would be the complete output users would see.
-            label.len() > 0
+            !label.is_empty()
         } else {
             false
         }