From baeed429c6c203a4231b859a85e64af2b68c2d37 Mon Sep 17 00:00:00 2001
From: Sulpheris <sophhorwitz@gmail.com>
Date: Sat, 9 Dec 2023 14:26:56 -0800
Subject: [PATCH] Final changes, moved branch to fix build failure

---
 crates/nu-command/tests/commands/alias.rs | 6 ++++++
 crates/nu-parser/src/parse_keywords.rs    | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/crates/nu-command/tests/commands/alias.rs b/crates/nu-command/tests/commands/alias.rs
index 65fbbc1d4f..0972607c69 100644
--- a/crates/nu-command/tests/commands/alias.rs
+++ b/crates/nu-command/tests/commands/alias.rs
@@ -137,6 +137,12 @@ fn alias_match() {
     assert_eq!(actual.out, "yes!");
 }
 
+#[test]
+fn alias_parenthesis_enclosed() {
+    let actual = nu!(r#" alias spam = (match 3 { 1..10 => 'yes!' }); spam "#);
+    assert_eq!(actual.out, "yes!");
+}
+
 // Issue https://github.com/nushell/nushell/issues/8103
 #[test]
 fn alias_multiword_name() {
diff --git a/crates/nu-parser/src/parse_keywords.rs b/crates/nu-parser/src/parse_keywords.rs
index 4e84740986..5faaf9f0a1 100644
--- a/crates/nu-parser/src/parse_keywords.rs
+++ b/crates/nu-parser/src/parse_keywords.rs
@@ -931,9 +931,11 @@ pub fn parse_alias(
 
             let replacement_spans = &spans[(split_id + 2)..];
             let first_bytes = working_set.get_span_contents(replacement_spans[0]);
+            let b = first_bytes[0];
 
             if first_bytes != b"if"
                 && first_bytes != b"match"
+                && b != b'('
                 && is_math_expression_like(working_set, replacement_spans[0])
             {
                 // TODO: Maybe we need to implement a Display trait for Expression?