From d138249053965e9d2805295d956ec37b0b8ae34a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20=E3=82=B5=E3=82=A4=E3=83=88=E3=83=BC=20=E4=B8=AD?=
 =?UTF-8?q?=E6=9D=91=20Bashurov?= <accounts@saitonakamura.me>
Date: Sat, 27 Feb 2021 12:05:40 +0200
Subject: [PATCH] Update packages/babel-generator/src/generators/flow.ts
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Co-authored-by: Nicolò Ribaudo <nicolo.ribaudo@gmail.com>
---
 packages/babel-generator/src/generators/flow.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/babel-generator/src/generators/flow.ts b/packages/babel-generator/src/generators/flow.ts
index 9bb094698a0a..133fec107f37 100644
--- a/packages/babel-generator/src/generators/flow.ts
+++ b/packages/babel-generator/src/generators/flow.ts
@@ -360,7 +360,7 @@ export function _interfaceish(
 ) {
   this.print(node.id, node);
   this.print(node.typeParameters, node);
-  if (node.extends && node.extends.length) {
+  if (node.extends?.length) {
     this.space();
     this.word("extends");
     this.space();