From eb08c12099517ed761a3d2bc8268984596071bde Mon Sep 17 00:00:00 2001
From: Folkert <folkert@folkertdev.nl>
Date: Sun, 23 Jan 2022 21:45:06 +0100
Subject: [PATCH] format `as` aliases with parens

---
 compiler/fmt/src/annotation.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/compiler/fmt/src/annotation.rs b/compiler/fmt/src/annotation.rs
index b36b4d56b6..08b7dc68a4 100644
--- a/compiler/fmt/src/annotation.rs
+++ b/compiler/fmt/src/annotation.rs
@@ -263,8 +263,9 @@ impl<'a> Formattable for TypeAnnotation<'a> {
             }
 
             As(lhs, _spaces, AliasHeader { name, vars }) => {
-                // TODO use spaces?
-                lhs.value.format(buf, indent);
+                // TODO use _spaces?
+                lhs.value
+                    .format_with_options(buf, Parens::InFunctionType, Newlines::No, indent);
                 buf.spaces(1);
                 buf.push_str("as");
                 buf.spaces(1);