Rollup merge of #75485 - RalfJung:pin, r=nagisa

[rust.git] / src / librustc_lint / unused.rs

diff --git a/src/librustc_lint/unused.rs b/src/librustc_lint/unused.rs
index 5de9a16e098819e5161ec22488f6a6cf118d2e40..95e51b47be34b4040b17fd194b29f187b24a1c45 100644 (file)
--- a/src/librustc_lint/unused.rs
+++ b/src/librustc_lint/unused.rs
@@ -17,7 +17,7 @@
 use rustc_span::symbol::{kw, sym};
 use rustc_span::{BytePos, Span, DUMMY_SP};
 
-use log::debug;
+use tracing::debug;
 
 declare_lint! {
     pub UNUSED_MUST_USE,
@@ -481,25 +481,27 @@ fn emit_unused_delims(
             let mut err = lint.build(&span_msg);
             let mut ate_left_paren = false;
             let mut ate_right_paren = false;
-            let parens_removed = pattern.trim_matches(|c| match c {
-                '(' | '{' => {
-                    if ate_left_paren {
-                        false
-                    } else {
-                        ate_left_paren = true;
-                        true
+            let parens_removed = pattern
+                .trim_matches(|c| match c {
+                    '(' | '{' => {
+                        if ate_left_paren {
+                            false
+                        } else {
+                            ate_left_paren = true;
+                            true
+                        }
                     }
-                }
-                ')' | '}' => {
-                    if ate_right_paren {
-                        false
-                    } else {
-                        ate_right_paren = true;
-                        true
+                    ')' | '}' => {
+                        if ate_right_paren {
+                            false
+                        } else {
+                            ate_right_paren = true;
+                            true
+                        }
                     }
-                }
-                _ => false,
-            });
+                    _ => false,
+                })
+                .trim();
 
             let replace = {
                 let mut replace = if keep_space.0 {