From 4a6987127c3fd487d9b4c4b1db597fac17a41fd8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Ad=C3=A1mek?= <banan23@gmail.com>
Date: Wed, 31 Aug 2022 21:24:12 +0200
Subject: [PATCH] fix(reflection): fix array property type inference

---
 packages/reflection/src/TsMorphMetadataProvider.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/reflection/src/TsMorphMetadataProvider.ts b/packages/reflection/src/TsMorphMetadataProvider.ts
index e6c932fef45a..71b8a796e604 100644
--- a/packages/reflection/src/TsMorphMetadataProvider.ts
+++ b/packages/reflection/src/TsMorphMetadataProvider.ts
@@ -120,6 +120,10 @@ export class TsMorphMetadataProvider extends MetadataProvider {
       .replace(/\[]$/, '')          // remove array suffix
       .replace(/\((.*)\)/, '$1');   // unwrap union types
 
+    if (prop.array && !type.endsWith('[]') && !type.includes(' | ')) {
+      type += '[]';
+    }
+
     return { type, optional };
   }