From cb72a9cc5e8597c80f01cc8d8adcb464a89d02b0 Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Tue, 31 Jan 2023 13:44:16 +0100
Subject: [PATCH] STYLE.md: document method for testing with private
 constructors

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
---
 STYLE.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/STYLE.md b/STYLE.md
index 87e0644759..e38354ae1d 100644
--- a/STYLE.md
+++ b/STYLE.md
@@ -94,6 +94,13 @@ This section describes guidelines for designing public APIs. It can also be appl
        /* ... */
      }
 
+     // In order to make a private constructor available for testing you can use a
+     // static factory marked as `@internal`, which will not show up in the public API.
+     /** @internal */
+     static forTesting(internalOptions?: { ... }) {
+       return new DefaultImageLoader(internalOptions);
+     }
+
      private constructor(/* ... */) {
        /* ... */
      }