lib/synvert/cli.rb in synvert-0.14.1 vs lib/synvert/cli.rb in synvert-0.15.0

@@ -216,11 +216,12 @@
     def sync_snippets
       Snippet.new(default_snippets_home).sync
       puts 'synvert snippets are synced'
       core_version = Snippet.fetch_core_version
       if Gem::Version.new(core_version) > Gem::Version.new(Synvert::Core::VERSION)
-        puts "synvert-core is updated, please install synvert-core #{core_version}"
+        puts "synvert-core is updated, installing synvert-core #{core_version}"
+        system('gem install synvert-core')
       end
     end
 
     # run snippets
     def run_snippet
@@ -236,11 +237,11 @@
         puts "===== #{snippet_name} done ====="
       elsif json_output?
         group, name = snippet_name.split('/')
         rewriter = Core::Rewriter.call group, name
         output = {
-          affected_files: rewriter.affected_files.union(rewriter.sub_snippets.map(&:affected_files).reduce([], :+)).to_a,
-          warnings: rewriter.warnings.union(rewriter.sub_snippets.map(&:warnings).reduce([], :+)),
+          affected_files: rewriter.affected_files.union(rewriter.sub_snippets.sum([], &:affected_files)).to_a,
+          warnings: rewriter.warnings.union(rewriter.sub_snippets.sum([], &:warnings)),
           todo: rewriter.todo
         }
         puts JSON.generate(output)
       end
     end