From 6eafd7c81e41cdfcac131eaaf722e274c8b1bcff Mon Sep 17 00:00:00 2001
From: Andre Richter <andre.o.richter@gmail.com>
Date: Mon, 23 Nov 2020 22:52:01 +0100
Subject: [PATCH] Bump rubocop version; Fix issues

---
 13_integrated_testing/README.md                     | 2 +-
 13_integrated_testing/tests/runner.rb               | 2 +-
 14_exceptions_part2_peripheral_IRQs/tests/runner.rb | 2 +-
 15_virtual_mem_part2_mmio_remap/tests/runner.rb     | 2 +-
 Gemfile                                             | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/13_integrated_testing/README.md b/13_integrated_testing/README.md
index ed84d533..755576f9 100644
--- a/13_integrated_testing/README.md
+++ b/13_integrated_testing/README.md
@@ -1938,7 +1938,7 @@ diff -uNr 12_exceptions_part1_groundwork/tests/runner.rb 13_integrated_testing/t
 +        puts "#{INDENT}-------------------------------------------------------------------"
 +        print INDENT
 +        print '🦀 '
-+        print @output.join('').gsub("\n", "\n#{INDENT}")
++        print @output.join.gsub("\n", "\n#{INDENT}")
 +    end
 +
 +    def finish(error)
diff --git a/13_integrated_testing/tests/runner.rb b/13_integrated_testing/tests/runner.rb
index 5b012304..2a0aa393 100755
--- a/13_integrated_testing/tests/runner.rb
+++ b/13_integrated_testing/tests/runner.rb
@@ -32,7 +32,7 @@ class Test
         puts "#{INDENT}-------------------------------------------------------------------"
         print INDENT
         print '🦀 '
-        print @output.join('').gsub("\n", "\n#{INDENT}")
+        print @output.join.gsub("\n", "\n#{INDENT}")
     end
 
     def finish(error)
diff --git a/14_exceptions_part2_peripheral_IRQs/tests/runner.rb b/14_exceptions_part2_peripheral_IRQs/tests/runner.rb
index 5b012304..2a0aa393 100755
--- a/14_exceptions_part2_peripheral_IRQs/tests/runner.rb
+++ b/14_exceptions_part2_peripheral_IRQs/tests/runner.rb
@@ -32,7 +32,7 @@ class Test
         puts "#{INDENT}-------------------------------------------------------------------"
         print INDENT
         print '🦀 '
-        print @output.join('').gsub("\n", "\n#{INDENT}")
+        print @output.join.gsub("\n", "\n#{INDENT}")
     end
 
     def finish(error)
diff --git a/15_virtual_mem_part2_mmio_remap/tests/runner.rb b/15_virtual_mem_part2_mmio_remap/tests/runner.rb
index 5b012304..2a0aa393 100755
--- a/15_virtual_mem_part2_mmio_remap/tests/runner.rb
+++ b/15_virtual_mem_part2_mmio_remap/tests/runner.rb
@@ -32,7 +32,7 @@ class Test
         puts "#{INDENT}-------------------------------------------------------------------"
         print INDENT
         print '🦀 '
-        print @output.join('').gsub("\n", "\n#{INDENT}")
+        print @output.join.gsub("\n", "\n#{INDENT}")
     end
 
     def finish(error)
diff --git a/Gemfile b/Gemfile
index 13e8f5d9..b6fad4ea 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,5 +10,5 @@ group :uart do
 end
 
 group :development do
-    gem 'rubocop', '>= 1.3.0', require: false
+    gem 'rubocop', '>= 1.4.1', require: false
 end