From e5c63d28610c241b1a944968a98bb21a985d2c15 Mon Sep 17 00:00:00 2001
From: Quinton Miller <nicetas.c@gmail.com>
Date: Thu, 18 Feb 2021 15:16:57 +0800
Subject: [PATCH] Print named generic type arguments in docs

---
 src/compiler/crystal/tools/doc/type.cr | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/compiler/crystal/tools/doc/type.cr b/src/compiler/crystal/tools/doc/type.cr
index b0807b9388e0..a66f7e015b55 100644
--- a/src/compiler/crystal/tools/doc/type.cr
+++ b/src/compiler/crystal/tools/doc/type.cr
@@ -499,6 +499,18 @@ class Crystal::Doc::Type
     node.type_vars.join(io, ", ") do |type_var|
       node_to_html type_var, io, links: links
     end
+    if (named_args = node.named_args) && !named_args.empty?
+      io << ", " unless node.type_vars.empty?
+      named_args.join(io, ", ") do |entry|
+        if Symbol.needs_quotes_for_named_argument?(entry.name)
+          entry.name.inspect(io)
+        else
+          io << entry.name
+        end
+        io << ": "
+        node_to_html entry.value, io, links: links
+      end
+    end
     io << ')'
   end