From 0f810245494ccf13a35b7786d021b30fc95ecad5 Mon Sep 17 00:00:00 2001
From: Mael Le Guen <github@mlg.lgnby.fr>
Date: Thu, 6 Aug 2020 03:52:41 +0200
Subject: [PATCH] fix(yargs): add missing command(module) signature (#1707)

Close #1704
---
 lib/command.ts |  5 ++---
 lib/yargs.ts   | 12 ++++++++++--
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/lib/command.ts b/lib/command.ts
index ab0328522..26dc8b248 100644
--- a/lib/command.ts
+++ b/lib/command.ts
@@ -465,10 +465,9 @@ export interface CommandInstance {
     callerFile: string,
     opts?: RequireDirectoryOptions<any>
   ): void
-  addHandler (handler: CommandHandlerDefinition): void
   addHandler (
-    cmd: string | string[],
-    description: CommandHandler['description'],
+    cmd: string | string[] | CommandHandlerDefinition,
+    description?: CommandHandler['description'],
     builder?: CommandBuilderDefinition | CommandBuilder,
     handler?: CommandHandlerCallback,
     commandMiddleware?: Middleware[],
diff --git a/lib/yargs.ts b/lib/yargs.ts
index 282df7b0b..c0fdea021 100644
--- a/lib/yargs.ts
+++ b/lib/yargs.ts
@@ -1,4 +1,4 @@
-import { CommandInstance, CommandHandler, CommandBuilderDefinition, CommandBuilder, CommandHandlerCallback, FinishCommandHandler, command as Command } from './command'
+import { CommandInstance, CommandHandler, CommandBuilderDefinition, CommandBuilder, CommandHandlerCallback, FinishCommandHandler, command as Command, CommandHandlerDefinition } from './command'
 import { Dictionary, assertNotStrictEqual, KeyOf, DictionaryKeyof, ValueOf, objectKeys, assertSingleKey } from './common-types'
 import {
   Arguments as ParserArguments,
@@ -463,7 +463,14 @@ export function Yargs (processArgs: string | string[] = [], cwd = process.cwd(),
     return self
   }
 
-  self.command = function (cmd, description, builder, handler, middlewares, deprecated) {
+  self.command = function (
+    cmd: string | string[] | CommandHandlerDefinition,
+    description?: CommandHandler['description'],
+    builder?: CommandBuilderDefinition | CommandBuilder,
+    handler?: CommandHandlerCallback,
+    middlewares?: Middleware[],
+    deprecated?: boolean
+  ) {
     argsert('<string|array|object> [string|boolean] [function|object] [function] [array] [boolean|string]', [cmd, description, builder, handler, middlewares, deprecated], arguments.length)
     command.addHandler(cmd, description, builder, handler, middlewares, deprecated)
     return self
@@ -1446,6 +1453,7 @@ export interface YargsInstance {
     (keys: string | string[], coerceCallback: CoerceCallback): YargsInstance
     (keyCoerceCallbacks: Dictionary<CoerceCallback>): YargsInstance
   }
+  command (handler: CommandHandlerDefinition): YargsInstance
   command (
     cmd: string | string[],
     description: CommandHandler['description'],