From 305489d591bbded15720822bc872d7b8edcdb600 Mon Sep 17 00:00:00 2001
From: kojix2 <2xijok@gmail.com>
Date: Sat, 1 Aug 2020 22:57:49 +0900
Subject: [PATCH] Fix transpose2

---
 lib/uplot/command.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/uplot/command.rb b/lib/uplot/command.rb
index 943020a..f2f36a7 100644
--- a/lib/uplot/command.rb
+++ b/lib/uplot/command.rb
@@ -96,7 +96,7 @@ module Uplot
     # Note: How can I transpose different sized ruby arrays?
     # https://stackoverflow.com/questions/26016632/how-can-i-transpose-different-sized-ruby-arrays
     def transpose2(arr) # Should be renamed
-      arr[0].zip(*arr[1..-1])
+      Array.new(arr.map(&:length).max) { |i| arr.map { |e| e[i] } }
     end
 
     def preprocess(input)