From 5d39f09faac030f807e9b1d563f8fd7e4385c724 Mon Sep 17 00:00:00 2001
From: bradschwartz <baschwartz95@gmail.com>
Date: Thu, 26 Sep 2024 09:57:24 -0500
Subject: [PATCH] Handle Union Return Types to Union Guide Instead of Scalars

---
 CHANGELOG.md                       | 6 ++++++
 lib/graphql_markdown/multi_page.ex | 3 +++
 mix.exs                            | 2 +-
 test/graphql_markdown_test.exs     | 4 ++++
 4 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bbb3cc4..24d1bd8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.4.2 - 2024-09-26
+
+### Fixed
+
+* Links to union return types handled correctly
+
 ## 0.4.1 - 2024-09-25
 
 ### Fixed
diff --git a/lib/graphql_markdown/multi_page.ex b/lib/graphql_markdown/multi_page.ex
index 9147dd6..e7b5663 100644
--- a/lib/graphql_markdown/multi_page.ex
+++ b/lib/graphql_markdown/multi_page.ex
@@ -192,6 +192,9 @@ defmodule GraphqlMarkdown.MultiPage do
         "ENUM" ->
           "enums.html#" <> Schema.field_type(field["type"])
 
+        "UNION" ->
+          "unions.html#" <> Schema.field_type(field["type"])
+
         _ ->
           "scalars.html#" <> Schema.field_type(field["type"])
       end
diff --git a/mix.exs b/mix.exs
index 4372b15..2444936 100644
--- a/mix.exs
+++ b/mix.exs
@@ -2,7 +2,7 @@ defmodule GraphqlMarkdown.MixProject do
   use Mix.Project
 
   @project_url "https://github.com/podium/graphql_markdown"
-  @version "0.4.1"
+  @version "0.4.2"
 
   def project do
     [
diff --git a/test/graphql_markdown_test.exs b/test/graphql_markdown_test.exs
index e55a9e2..0783d5b 100644
--- a/test/graphql_markdown_test.exs
+++ b/test/graphql_markdown_test.exs
@@ -81,6 +81,10 @@ defmodule GraphqlMarkdownTest do
       # anchors need to be downcased to match other parts of the generated markdown
       content = File.read!("guides/queries.md")
       assert content =~ "Type: [Droid](scalars.html#droid)"
+
+      # union types need to be a valid type for links
+      content = File.read!("guides/mutations.md")
+      assert content =~ "Type: [LoginResponseV2](unions.html#loginresponsev2)"
     end
 
     test "fails to load the file" do