Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

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

3 files changed, 55 insertions, 0 deletions

diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.lock b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.lock
new file mode 100644
index 000000000..e8007a19b
--- /dev/null
+++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.lock
@@ -0,0 +1,6 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "chapter10"
+version = "0.1.0"
+
diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.toml b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.toml
new file mode 100644
index 000000000..489f80967
--- /dev/null
+++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "chapter10"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/src/main.rs b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/src/main.rs
new file mode 100644
index 000000000..a47e3f232
--- /dev/null
+++ b/src/doc/book/listings/ch10-generic-types-traits-and-lifetimes/listing-10-04/src/main.rs
@@ -0,0 +1,43 @@
+// ANCHOR: here
+fn largest_i32(list: &[i32]) -> &i32 {
+    let mut largest = &list[0];
+
+    for item in list {
+        if item > largest {
+            largest = item;
+        }
+    }
+
+    largest
+}
+
+fn largest_char(list: &[char]) -> &char {
+    let mut largest = &list[0];
+
+    for item in list {
+        if item > largest {
+            largest = item;
+        }
+    }
+
+    largest
+}
+
+fn main() {
+    let number_list = vec![34, 50, 25, 100, 65];
+
+    let result = largest_i32(&number_list);
+    println!("The largest number is {}", result);
+    // ANCHOR_END: here
+    assert_eq!(*result, 100);
+    // ANCHOR: here
+
+    let char_list = vec!['y', 'm', 'a', 'q'];
+
+    let result = largest_char(&char_list);
+    println!("The largest char is {}", result);
+    // ANCHOR_END: here
+    assert_eq!(*result, 'y');
+    // ANCHOR: here
+}
+// ANCHOR_END: here