From afba74ff5054a5a2a6d5201fef6fd11e7b520b74 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Thu, 5 Nov 2020 14:12:42 +0900
Subject: Add `Array.new([1,2,3])` initialization.

---
 mrblib/array.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'mrblib')

diff --git a/mrblib/array.rb b/mrblib/array.rb
index 8586fbc39..e248914e8 100644
--- a/mrblib/array.rb
+++ b/mrblib/array.rb
@@ -66,6 +66,10 @@ class Array
   #
   # ISO 15.2.12.5.15
   def initialize(size=0, obj=nil, &block)
+    if size.is_a?(Array) && obj==nil && block == nil
+      self.replace(size)
+      return self
+    end
     size = size.__to_int
     raise ArgumentError, "negative array size" if size < 0
 
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