update Utils spec

roo-rb · Apr 3, 2016 · 908d049 · 908d049
1 parent 681f124
commit 908d049
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/lib/roo/utils.rb b/lib/roo/utils.rb
@@ -2,7 +2,7 @@ module Roo
   module Utils
     extend self
 
-    LETTERS = ("A".."Z").to_a
+    LETTERS = ('A'..'Z').to_a
 
     def split_coordinate(str)
       @split_coordinate ||= {}

diff --git a/spec/lib/roo/utils_spec.rb b/spec/lib/roo/utils_spec.rb
@@ -4,7 +4,7 @@
   subject { described_class }
 
   context '#number_to_letter' do
-    ('A'..'Z').to_a.each_with_index do |letter, index|
+    described_class::LETTERS.each_with_index do |letter, index|
       it "should return '#{ letter }' when passed #{ index + 1 }" do
         expect(described_class.number_to_letter(index + 1)).to eq(letter)
       end