From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/try-block/try-block.rs | 75 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 tests/ui/try-block/try-block.rs

(limited to 'tests/ui/try-block/try-block.rs')

diff --git a/tests/ui/try-block/try-block.rs b/tests/ui/try-block/try-block.rs
new file mode 100644
index 000000000..c29ccc704
--- /dev/null
+++ b/tests/ui/try-block/try-block.rs
@@ -0,0 +1,75 @@
+// run-pass
+
+#![allow(non_camel_case_types)]
+#![allow(dead_code)]
+// compile-flags: --edition 2018
+
+#![feature(try_blocks)]
+
+struct catch {}
+
+pub fn main() {
+    let catch_result: Option<_> = try {
+        let x = 5;
+        x
+    };
+    assert_eq!(catch_result, Some(5));
+
+    let mut catch = true;
+    while catch { catch = false; }
+    assert_eq!(catch, false);
+
+    catch = if catch { false } else { true };
+    assert_eq!(catch, true);
+
+    match catch {
+        _ => {}
+    };
+
+    let catch_err: Result<_, i32> = try {
+        Err(22)?;
+        1
+    };
+    assert_eq!(catch_err, Err(22));
+
+    let catch_okay: Result<i32, i32> = try {
+        if false { Err(25)?; }
+        Ok::<(), i32>(())?;
+        28
+    };
+    assert_eq!(catch_okay, Ok(28));
+
+    let catch_from_loop: Result<i32, i32> = try {
+        for i in 0..10 {
+            if i < 5 { Ok::<i32, i32>(i)?; } else { Err(i)?; }
+        }
+        22
+    };
+    assert_eq!(catch_from_loop, Err(5));
+
+    let cfg_init;
+    let _res: Result<(), ()> = try {
+        cfg_init = 5;
+    };
+    assert_eq!(cfg_init, 5);
+
+    let cfg_init_2;
+    let _res: Result<(), ()> = try {
+        cfg_init_2 = 6;
+        Err(())?;
+    };
+    assert_eq!(cfg_init_2, 6);
+
+    let my_string = "test".to_string();
+    let res: Result<&str, ()> = try {
+        // Unfortunately, deref doesn't fire here (#49356)
+        &my_string[..]
+    };
+    assert_eq!(res, Ok("test"));
+
+    let my_opt: Option<_> = try { () };
+    assert_eq!(my_opt, Some(()));
+
+    let my_opt: Option<_> = try { };
+    assert_eq!(my_opt, Some(()));
+}
-- 
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