From fcfdccd4c31783fc81adec839312125c30bdb636 Mon Sep 17 00:00:00 2001
From: Vinicius Carvalho <carvalho.viniciusluiz@gmail.com>
Date: Fri, 14 Sep 2018 13:36:07 -0300
Subject: [PATCH] Update index.d.ts (#28575)

According #28574, the FakerStatic interface must have optional parameters in the system.
---
 types/faker/index.d.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/types/faker/index.d.ts b/types/faker/index.d.ts
index 248a0ba96c..a9d044cfcb 100644
--- a/types/faker/index.d.ts
+++ b/types/faker/index.d.ts
@@ -201,8 +201,8 @@ declare namespace Faker {
 		};
 
 		system: {
-			fileName(ext: string, type: string): string;
-			commonFileName(ext: string, type: string): string;
+			fileName(ext?: string, type?: string): string;
+			commonFileName(ext: string, type?: string): string;
 			mimeType(): string;
 			commonFileType(): string;
 			commonFileExt(): string;