From 16e0b5f0f4b8c89a97df2d4bd8cadd6b297c45cb Mon Sep 17 00:00:00 2001
From: Mik <info@slnt-opp.xyz>
Date: Thu, 29 Apr 2021 19:16:53 +0200
Subject: [PATCH] Hash#keys_to_i! method

---
 lib/std++/main.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/std++/main.rb b/lib/std++/main.rb
index d124ce96..7ac2a4e6 100644
--- a/lib/std++/main.rb
+++ b/lib/std++/main.rb
@@ -37,6 +37,15 @@ def to_s!
     self
   end
 
+  # Converts all keys to Integer
+  # @return [Hash]
+  def keys_to_i!
+    self.keys.each do |key|
+      self[key.to_i] = self.delete key if key.class != Integer
+    end
+    self
+  end
+
   # Returns array of values with given keys
   # @param [Array] keys - Array of values
   # @return [Array]