From 65c4acd2d48f974845f6b75de9cfedb0d1ad9b3a Mon Sep 17 00:00:00 2001
From: dcode <dcode@dcode.io>
Date: Wed, 30 Jan 2019 10:56:22 +0100
Subject: [PATCH] Skip over duplicate '| null's on nullable types

---
 src/parser.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/parser.ts b/src/parser.ts
index edcf4d98..e19cf38a 100644
--- a/src/parser.ts
+++ b/src/parser.ts
@@ -494,7 +494,7 @@ export class Parser extends DiagnosticEmitter {
         }
       }
       // ... | null
-      if (tn.skip(Token.BAR)) {
+      while (tn.skip(Token.BAR)) {
         if (tn.skip(Token.NULL)) {
           nullable = true;
         } else {