From 5a548b59f34b81248400d16cf17a61bfda64f160 Mon Sep 17 00:00:00 2001
From: Sebastian Silbermann <silbermann.sebastian@gmail.com>
Date: Thu, 31 May 2018 09:09:13 +0200
Subject: [PATCH] fix(argparse): addArgument accepts strings

---
 types/argparse/argparse-tests.ts | 6 ++++++
 types/argparse/index.d.ts        | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/types/argparse/argparse-tests.ts b/types/argparse/argparse-tests.ts
index aef18b665b..ed714ada95 100644
--- a/types/argparse/argparse-tests.ts
+++ b/types/argparse/argparse-tests.ts
@@ -20,6 +20,12 @@ simpleExample.addArgument(
         help: 'bar foo',
     }
 );
+simpleExample.addArgument(
+    'positional',
+    {
+        help: 'bar foo',
+    }
+);
 
 simpleExample.printHelp();
 console.log('-----------');
diff --git a/types/argparse/index.d.ts b/types/argparse/index.d.ts
index d8907a2ecd..cf4d1f648e 100644
--- a/types/argparse/index.d.ts
+++ b/types/argparse/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/nodeca/argparse
 // Definitions by: Andrew Schurman <https://github.com/arcticwaters>
 //                 Tomasz Łaziuk <https://github.com/tlaziuk>
+//                 Sebastian Silbermann <https://github.com/eps1lon>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
@@ -34,7 +35,7 @@ export class SubParser {
 }
 
 export class ArgumentGroup {
-    addArgument(args: string[], options?: ArgumentOptions): void;
+    addArgument(args: string[] | string, options?: ArgumentOptions): void;
     addArgumentGroup(options?: ArgumentGroupOptions): ArgumentGroup;
     addMutuallyExclusiveGroup(options?: { required: boolean }): ArgumentGroup;
     setDefaults(options?: {}): void;