Fix type error on subscription show subcommand

Changelog.md

@@ -1,3 +1,7 @@
+# v0.10.2 2020-11-02
+
+* Fix type error on subscription show subcommand.
+
 # v0.10.1 2020-10-29
 
 * Add support for multiple cover expressions in minitest integration [#1076](https://github.com/mbj/mutant/pull/1076)

lib/mutant/license/subscription.rb

@@ -38,7 +38,7 @@ def self.load(world, value)
       # @return [String]
       def description
         FORMAT % {
-          licensed:          licensed.join("\n"),
+          licensed:          licensed.to_a.join("\n"),
           subscription_name: subscription_name
         }
       end

lib/mutant/license/subscription/opensource.rb

@@ -46,6 +46,7 @@ def self.from_json(value)
             value
               .fetch('repositories')
               .map(&Repository.public_method(:parse))
+              .to_set
           )
         end
 
@@ -59,7 +60,7 @@ def apply(world)
       private
 
         def check_subscription(actual)
-          if (licensed.to_set & actual).any?
+          if (licensed & actual).any?
             success
           else
             failure(licensed, actual)

spec/unit/mutant/license/subscription_spec.rb

@@ -12,7 +12,7 @@ def apply
           [
             described_class::Commercial::Author.new('mbj@schirp-dso.com'),
             described_class::Commercial::Author.new('other@schirp-dso.com')
-          ]
+          ].to_set
         )
       end
 
@@ -32,7 +32,7 @@ def apply
           [
             described_class::Opensource::Repository.new('github.com', 'mbj/mutant'),
             described_class::Opensource::Repository.new('github.com', 'mbj/unparser')
-          ]
+          ].to_set
         )
       end
 
@@ -109,7 +109,7 @@ def self.it_fails_with_message(expected)
               'github.com',
               'mbj/mutant'
             )
-          ]
+          ].to_set
         )
       end