Merging upstream version 1.66.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 7 insertions, 7 deletions

diff --git a/src/doc/book/listings/ch08-common-collections/listing-08-04/src/main.rs b/src/doc/book/listings/ch08-common-collections/listing-08-04/src/main.rs
index fa4e090d5..fca332de6 100644
--- a/src/doc/book/listings/ch08-common-collections/listing-08-04/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/listing-08-04/src/main.rs
@@ -3,11 +3,11 @@ fn main() {
     let v = vec![1, 2, 3, 4, 5];
 
     let third: &i32 = &v[2];
-    println!("The third element is {}", third);
+    println!("The third element is {third}");
 
     let third: Option<&i32> = v.get(2);
     match third {
-        Some(third) => println!("The third element is {}", third),
+        Some(third) => println!("The third element is {third}"),
         None => println!("There is no third element."),
     }
     // ANCHOR_END: here
diff --git a/src/doc/book/listings/ch08-common-collections/listing-08-06/src/main.rs b/src/doc/book/listings/ch08-common-collections/listing-08-06/src/main.rs
index 1b42274a6..653ac27b0 100644
--- a/src/doc/book/listings/ch08-common-collections/listing-08-06/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/listing-08-06/src/main.rs
@@ -6,6 +6,6 @@ fn main() {
 
     v.push(6);
 
-    println!("The first element is: {}", first);
+    println!("The first element is: {first}");
     // ANCHOR_END: here
 }
diff --git a/src/doc/book/listings/ch08-common-collections/listing-08-07/src/main.rs b/src/doc/book/listings/ch08-common-collections/listing-08-07/src/main.rs
index 38b97784b..aebf855a9 100644
--- a/src/doc/book/listings/ch08-common-collections/listing-08-07/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/listing-08-07/src/main.rs
@@ -2,7 +2,7 @@ fn main() {
     // ANCHOR: here
     let v = vec![100, 32, 57];
     for i in &v {
-        println!("{}", i);
+        println!("{i}");
     }
     // ANCHOR_END: here
 }
diff --git a/src/doc/book/listings/ch08-common-collections/listing-08-16/src/main.rs b/src/doc/book/listings/ch08-common-collections/listing-08-16/src/main.rs
index 8938dc143..db57cddba 100644
--- a/src/doc/book/listings/ch08-common-collections/listing-08-16/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/listing-08-16/src/main.rs
@@ -3,6 +3,6 @@ fn main() {
     let mut s1 = String::from("foo");
     let s2 = "bar";
     s1.push_str(s2);
-    println!("s2 is {}", s2);
+    println!("s2 is {s2}");
     // ANCHOR_END: here
 }
diff --git a/src/doc/book/listings/ch08-common-collections/no-listing-02-format/src/main.rs b/src/doc/book/listings/ch08-common-collections/no-listing-02-format/src/main.rs
index 4a38e63d2..db408e2b7 100644
--- a/src/doc/book/listings/ch08-common-collections/no-listing-02-format/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/no-listing-02-format/src/main.rs
@@ -4,6 +4,6 @@ fn main() {
     let s2 = String::from("tac");
     let s3 = String::from("toe");
 
-    let s = format!("{}-{}-{}", s1, s2, s3);
+    let s = format!("{s1}-{s2}-{s3}");
     // ANCHOR_END: here
 }
diff --git a/src/doc/book/listings/ch08-common-collections/no-listing-03-iterate-over-hashmap/src/main.rs b/src/doc/book/listings/ch08-common-collections/no-listing-03-iterate-over-hashmap/src/main.rs
index 2e7dc02e6..bb13c86f1 100644
--- a/src/doc/book/listings/ch08-common-collections/no-listing-03-iterate-over-hashmap/src/main.rs
+++ b/src/doc/book/listings/ch08-common-collections/no-listing-03-iterate-over-hashmap/src/main.rs
@@ -8,7 +8,7 @@ fn main() {
     scores.insert(String::from("Yellow"), 50);
 
     for (key, value) in &scores {
-        println!("{}: {}", key, value);
+        println!("{key}: {value}");
     }
     // ANCHOR_END: here
 }