From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../no-listing-09-unwrap-definition/Cargo.lock          |  6 ++++++
 .../no-listing-09-unwrap-definition/Cargo.toml          |  6 ++++++
 .../no-listing-09-unwrap-definition/src/lib.rs          | 17 +++++++++++++++++
 3 files changed, 29 insertions(+)
 create mode 100644 src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.lock
 create mode 100644 src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.toml
 create mode 100644 src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/src/lib.rs

(limited to 'src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition')

diff --git a/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.lock b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.lock
new file mode 100644
index 000000000..c0c98a79c
--- /dev/null
+++ b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.lock
@@ -0,0 +1,6 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "types-example"
+version = "0.1.0"
+
diff --git a/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.toml b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.toml
new file mode 100644
index 000000000..a2ae20c77
--- /dev/null
+++ b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "types-example"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/src/lib.rs b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/src/lib.rs
new file mode 100644
index 000000000..aa4f937ff
--- /dev/null
+++ b/src/doc/book/listings/ch19-advanced-features/no-listing-09-unwrap-definition/src/lib.rs
@@ -0,0 +1,17 @@
+enum Option<T> {
+    Some(T),
+    None,
+}
+
+use crate::Option::*;
+
+// ANCHOR: here
+impl<T> Option<T> {
+    pub fn unwrap(self) -> T {
+        match self {
+            Some(val) => val,
+            None => panic!("called `Option::unwrap()` on a `None` value"),
+        }
+    }
+}
+// ANCHOR_END: here
-- 
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