formula_desc_cop: desc should be capitalised.

Note that the formula description field should start with a capital
letter.

1 files changed, 6 insertions, 1 deletions

diff --git a/Library/Homebrew/rubocops/formula_desc_cop.rb b/Library/Homebrew/rubocops/formula_desc_cop.rb
index 81068ac34..54a14b39d 100644
--- a/Library/Homebrew/rubocops/formula_desc_cop.rb
+++ b/Library/Homebrew/rubocops/formula_desc_cop.rb
@@ -32,13 +32,18 @@ module RuboCop
 
           # Check if command-line is wrongly used in formula's desc
           if match = regex_match_group(desc, /(command ?line)/i)
-            problem "Description should use \"command-line\" instead of \"#{match}\""
+            c = match.to_s.chars.first
+            problem "Description should use \"#{c}ommand-line\" instead of \"#{match}\""
           end
 
           if match = regex_match_group(desc, /^(an?)\s/i)
             problem "Description shouldn't start with an indefinite article (#{match})"
           end
 
+          if regex_match_group(desc, /^[a-z]/)
+            problem "Description should start with a capital letter"
+          end
+
           # Check if formula's name is used in formula's desc
           problem "Description shouldn't include the formula name" if regex_match_group(desc, /^#{@formula_name}\b/i)
         end