From 70b2636baffdce346b3250dea1b3a9564dd03f3e Mon Sep 17 00:00:00 2001
From: laggingreflex <laggingreflex@gmail.com>
Date: Sat, 12 Nov 2016 20:34:11 +0530
Subject: [PATCH] feat: allow disabling duplicate-arguments-array

Lets you disable "duplicates" behaviour

```
yargsParser('-x 1 -x 2')
// => {x: [1, 2]}
```
```
yargsParser('-x 1 -x 2', {configuration:{'duplicate-arguments-array': false}})
// => {x: 2}
```
---
 index.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index 0d3ed26a..46a3fa18 100644
--- a/index.js
+++ b/index.js
@@ -15,7 +15,8 @@ function parse (args, opts) {
     'camel-case-expansion': true,
     'dot-notation': true,
     'parse-numbers': true,
-    'boolean-negation': true
+    'boolean-negation': true,
+    'duplicate-arguments-array': true
   }, opts.configuration)
   var defaults = opts.default || {}
   var configObjects = opts.configObjects || []
@@ -544,8 +545,10 @@ function parse (args, opts) {
       o[key] = value
     } else if (Array.isArray(o[key])) {
       o[key].push(value)
-    } else {
+    } else if (configuration['duplicate-arguments-array']) {
       o[key] = [ o[key], value ]
+    } else {
+      o[key] = value
     }
   }