Improve diff module OutputBuilder

spec/unit_test/utils/yaml_spec.cr

@@ -4,7 +4,7 @@ describe "yaml" do
   it "true" do
     valid_yaml?("a: 1").should eq(true)
   end
-  
+
   it "false" do
     valid_yaml?("key: \"value").should eq(false)
   end

src/models/noir.cr

@@ -209,9 +209,6 @@ class NoirRunner
     when "json"
       builder.print_json @endpoints, diff_app
     else
-      # Print default output
-      report()
-
       # Print diff output
       builder.print @endpoints, diff_app
     end

src/output_builder/diff.cr

@@ -1,4 +1,5 @@
 require "../models/output_builder"
+require "./diff"
 require "../models/endpoint"
 
 require "json"
@@ -28,19 +29,21 @@ class OutputBuilderDiff < OutputBuilder
   end
 
   def print(endpoints : Array(Endpoint), diff_app : NoirRunner)
-    @logger.system "============== DIFF =============="
     result = diff(endpoints, diff_app.endpoints)
 
-    result[:added].each do |endpoint|
-      @logger.info "Added: #{endpoint.url} #{endpoint.method}"
+    if result[:added].size > 0
+      @logger.puts "============== Added ================"
+      OutputBuilderCommon.new(@options).print(result[:added])
     end
 
-    result[:removed].each do |endpoint|
-      @logger.info "Removed: #{endpoint.url} #{endpoint.method}"
+    if result[:removed].size > 0
+      @logger.puts "\n============== Removed =============="
+      OutputBuilderCommon.new(@options).print(result[:removed])
     end
 
-    result[:changed].each do |endpoint|
-      @logger.info "Changed: #{endpoint.url} #{endpoint.method}"
+    if result[:changed].size > 0
+      @logger.puts "\n============== Changed =============="
+      OutputBuilderCommon.new(@options).print(result[:changed])
     end
   end