From b323c95241f2b5acacef1b8adc5b8109b3e4e261 Mon Sep 17 00:00:00 2001
From: KtorZ <matthias.benkort@gmail.com>
Date: Fri, 16 Dec 2022 19:46:16 +0100
Subject: [PATCH] Fix type-parameter pretty printing (use chevrons)

---
 crates/lang/src/format.rs      | 2 +-
 crates/lang/src/tipo/pretty.rs | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/crates/lang/src/format.rs b/crates/lang/src/format.rs
index aea70768..7b7f6732 100644
--- a/crates/lang/src/format.rs
+++ b/crates/lang/src/format.rs
@@ -1222,7 +1222,7 @@ impl<'comments> Formatter<'comments> {
             name.to_doc()
         } else {
             name.to_doc()
-                .append(wrap_args(args.iter().map(|e| (e.to_doc(), false))))
+                .append(wrap_generics(args.iter().map(|e| e.to_doc())).group())
         }
     }
 
diff --git a/crates/lang/src/tipo/pretty.rs b/crates/lang/src/tipo/pretty.rs
index 586838b8..c5c692ad 100644
--- a/crates/lang/src/tipo/pretty.rs
+++ b/crates/lang/src/tipo/pretty.rs
@@ -61,9 +61,9 @@ impl Printer {
                 if args.is_empty() {
                     doc
                 } else {
-                    doc.append("(")
+                    doc.append("<")
                         .append(self.args_to_aiken_doc(args))
-                        .append(")")
+                        .append(">")
                 }
             }
 
@@ -298,7 +298,7 @@ mod test {
                     }),
                 ],
             },
-            "Pair(Int, Bool)",
+            "Pair<Int, Bool>",
         );
         assert_string!(
             Type::Fn {