feat: only generate baseline if it hasn't already been generated

Author: lunmanlee

exe/codeclimate_diff

@@ -23,10 +23,10 @@ OptionParser.new do |opts|
           "Grep pattern to filter files.  If provided, will filter the files changed on your branch further.")
 end.parse!(into: options)
 
-if options[:baseline]
-  CodeclimateDiff::Runner.generate_baseline
-elsif options[:"new-only"]
-  CodeclimateDiff::Runner.run_diff_on_branch(options[:pattern], always_analyze_all_files: options[:all], show_preexisting: false)
+if options[:"new-only"]
+  CodeclimateDiff::Runner.run_diff_on_branch(options[:pattern], always_analyze_all_files: options[:all],
+                                                                show_preexisting: false)
 else
-  CodeclimateDiff::Runner.run_diff_on_branch(options[:pattern], always_analyze_all_files: options[:all], show_preexisting: true)
+  CodeclimateDiff::Runner.run_diff_on_branch(options[:pattern], always_analyze_all_files: options[:all],
+                                                                show_preexisting: true)
 end

lib/codeclimate_diff/runner.rb

@@ -95,7 +95,6 @@ def self.setup_baseline_for_branch
       system("git worktree add ../temp-codeclimate #{main_branch}")
 
       Dir.chdir("../temp-codeclimate") do
-        # Execute shell command in the '../temp-codeclimate' directory
         generate_baseline
 
         puts "Copying the baseline to #{project_repo}..."
@@ -107,8 +106,7 @@ def self.setup_baseline_for_branch
     end
 
     def self.run_diff_on_branch(pattern, always_analyze_all_files: false, show_preexisting: true)
-      # CodeclimateWrapper.new.pull_latest_image
-      setup_baseline_for_branch
+      setup_baseline_for_branch unless File.exist?("codeclimate_diff_baseline.json")
 
       changed_filenames = calculate_changed_filenames(pattern)