From d931a0ceb66239d7cbb0a77f613aa257c754f2f0 Mon Sep 17 00:00:00 2001
From: Saad Quadri <saad@saadq.com>
Date: Tue, 24 Apr 2018 19:00:18 -0400
Subject: [PATCH] [eslint] CLIEngine ignorePattern can be a string or string[]
 (#25197)

---
 types/eslint/eslint-tests.ts | 1 +
 types/eslint/index.d.ts      | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/types/eslint/eslint-tests.ts b/types/eslint/eslint-tests.ts
index 376cdf0a92..a281991918 100644
--- a/types/eslint/eslint-tests.ts
+++ b/types/eslint/eslint-tests.ts
@@ -456,6 +456,7 @@ cli = new CLIEngine({ globals: ['foo'] });
 cli = new CLIEngine({ ignore: true });
 cli = new CLIEngine({ ignorePath: 'foo' });
 cli = new CLIEngine({ ignorePattern: 'foo' });
+cli = new CLIEngine({ ignorePattern: ['foo', 'bar'] });
 cli = new CLIEngine({ useEslintrc: false });
 cli = new CLIEngine({ parserOptions: {} });
 cli = new CLIEngine({ plugins: ['foo'] });
diff --git a/types/eslint/index.d.ts b/types/eslint/index.d.ts
index 9e0e68af0b..76f04617d8 100644
--- a/types/eslint/index.d.ts
+++ b/types/eslint/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://eslint.org
 // Definitions by: Pierre-Marie Dartus <https://github.com/pmdartus>
 //                 Jed Fox <https://github.com/j-f1>
+//                 Saad Quadri <https://github.com/saadq>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
@@ -491,7 +492,7 @@ export namespace CLIEngine {
         globals?: string[];
         ignore?: boolean;
         ignorePath?: string;
-        ignorePattern?: string;
+        ignorePattern?: string | string[];
         useEslintrc?: boolean;
         parser?: string;
         parserOptions?: Linter.ParserOptions;