Prepare for formatter

lib/sloc/cli.rb

@@ -12,7 +12,7 @@ def run(args = ARGV)
       if help?
         puts help
       else
-        @runner.run(@paths)
+        puts @runner.run(@paths)
       end
     end
 

lib/sloc/runner.rb

@@ -8,14 +8,17 @@ def initialize(options = {})
     end
 
     def run(paths)
-      # TODO: formatted output
-      require 'pp'
-      pp report(paths)
+      report(paths)
 
       nil
     end
 
     def report(paths)
+      require 'pp'
+      PP.pp(raw_report(paths), '')
+    end
+
+    def raw_report(paths)
       target_files = find_target_files(paths)
 
       # TODO: count sloc

spec/runner_spec.rb

@@ -13,10 +13,10 @@
     `git ls-files -z`.split("\x0")
   end
 
-  describe '#report' do
+  describe '#raw_report' do
     context 'with no options' do
       it 'returns hash' do
-        expect(instance.report(files)).to be_a Hash
+        expect(instance.raw_report(files)).to be_a Hash
       end
     end
 
@@ -25,20 +25,20 @@
         { order: Sloc::Analyzer::REPORT_KEYS.sample }
       end
 
-      let(:report) do
-        instance.report(files)
+      let(:raw_report) do
+        instance.raw_report(files)
       end
 
       let(:order) do
         options[:order]
       end
 
       it 'returns hash' do
-        expect(report).to be_a Hash
+        expect(raw_report).to be_a Hash
       end
 
       it 'returns hash and it is ordered' do
-        report.each_cons(2) do |(_ak, av), (_bk, bv)|
+        raw_report.each_cons(2) do |(_ak, av), (_bk, bv)|
           expect(av[order] <= bv[order]).to be true
         end
       end