From 6ee029f1d2589ad5a00c6461ef300462ecf49247 Mon Sep 17 00:00:00 2001
From: Wolfgang Wohanka <wolfgang.wohanka@pludoni.de>
Date: Sat, 21 Mar 2020 11:30:38 +0100
Subject: [PATCH] fix: ensure ruby 2.7 compatibility by including scanf gem

* scanf was excluded from the standard libary as of ruby 2.7
* see https://rubyreferences.github.io/rubychanges/2.7.html#libraries-excluded-from-the-standard-library
* include the official scanf gem in gemspec
---
 gradient.gemspec | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gradient.gemspec b/gradient.gemspec
index dd180bb..e237a2d 100644
--- a/gradient.gemspec
+++ b/gradient.gemspec
@@ -21,6 +21,7 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency "color", "~> 1.8"
   spec.add_dependency 'nokogiri', '~> 1.6'
+  spec.add_dependency 'scanf', '~> 1.0'
   spec.add_development_dependency "bundler", "~> 1.7"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec"