From 278e8da33b779c422ef6e1913eabfd15e5dfe50d Mon Sep 17 00:00:00 2001
From: Scott McMurray <scottmcm@users.noreply.github.com>
Date: Mon, 12 Oct 2020 21:43:04 -0700
Subject: [PATCH] Add some basic tests for `try{}` expressions

They failed to parse in rustfmt on me in https://github.com/rust-lang/rust/pull/77877, which looks like it's since been fixed, but I figured I'd send in some tests anyway.
---
 tests/source/try_block.rs | 30 ++++++++++++++++++++++++++++++
 tests/target/try_block.rs | 29 +++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100644 tests/source/try_block.rs
 create mode 100644 tests/target/try_block.rs

diff --git a/tests/source/try_block.rs b/tests/source/try_block.rs
new file mode 100644
index 00000000000..2e8d61f7e66
--- /dev/null
+++ b/tests/source/try_block.rs
@@ -0,0 +1,30 @@
+// rustfmt-edition: 2018
+
+fn main() -> Result<(), !> {
+    let _x: Option<_> = try {
+        4
+    };
+
+    try {}
+}
+
+fn baz() -> Option<i32> {
+    if (1 == 1) {
+        return try {
+            5
+        };
+    }
+
+    // test
+    let x: Option<()> = try {
+        // try blocks are great
+    };
+
+    let y: Option<i32> = try {
+        6
+    }; // comment
+
+    let x: Option<i32> = try { baz()?; baz()?; baz()?; 7 };
+
+    return None;
+}
diff --git a/tests/target/try_block.rs b/tests/target/try_block.rs
new file mode 100644
index 00000000000..19a3f3e1487
--- /dev/null
+++ b/tests/target/try_block.rs
@@ -0,0 +1,29 @@
+// rustfmt-edition: 2018
+
+fn main() -> Result<(), !> {
+    let _x: Option<_> = try { 4 };
+
+    try {}
+}
+
+fn baz() -> Option<i32> {
+    if (1 == 1) {
+        return try { 5 };
+    }
+
+    // test
+    let x: Option<()> = try {
+        // try blocks are great
+    };
+
+    let y: Option<i32> = try { 6 }; // comment
+
+    let x: Option<i32> = try {
+        baz()?;
+        baz()?;
+        baz()?;
+        7
+    };
+
+    return None;
+}