rubocop doesn't like redundant parens

Author: mlinksva

Rakefile

@@ -32,7 +32,7 @@ task :approved_licenses do
   puts approved.join(', ')
   puts "\n"
 
-  potential = approved - (licenses.map { |l| l['id'] })
+  potential = approved - licenses.map { |l| l['id'] }
   puts "#{potential.count} potential additions:"
   puts potential.join(', ')
 end

spec/license_fields_spec.rb

@@ -7,7 +7,7 @@
     context "The #{license['title']} license" do
       it 'should only contain supported fillable fields' do
         matches = license['content'][1, 1000].scan(/\s+\[([a-z_]+)\]/)
-        extra_fields = matches.flatten - (fields.map { |f| f['name'] })
+        extra_fields = matches.flatten - fields.map { |f| f['name'] }
         expect(extra_fields).to be_empty
       end
     end

spec/license_meta_spec.rb

@@ -9,7 +9,7 @@
 
     context "The #{license['title']} license" do
       it 'should only contain supported meta fields' do
-        extra_fields = raw_fields.keys - (meta.map { |m| m['name'] })
+        extra_fields = raw_fields.keys - meta.map { |m| m['name'] }
         expect(extra_fields).to be_empty
       end