Merge pull request #4439 from DataDog/sarahchen6/add-ignored-files-to-steep-summary

Add ignored files to GHA steep summary.

Author: sarahchen6

tasks/steep.rake

@@ -64,6 +64,18 @@ namespace :steep do
         $stdout.write('|')
         $stdout.write("\n")
       end
+
+      # Append ignored files from Steepfile to the end of the steep/typecheck summary
+      File
+        .foreach('Steepfile')
+        .with_object([]) { |line, ignored_files| line =~ /^\s*ignore\s+(["'])(.*?(?:\\?.)*?)\1/ && ignored_files << $2 }
+        .each do |file|
+          if File.exist?(file)
+            $stdout.write("|datadog|#{file}|ignored|N/A|N/A|N/A|0|\n")
+          else
+            warn "Ignored file '#{file}' does not exist. Please remove it from the Steepfile."
+          end
+        end
     else
       sh "steep stats --format=#{format}"
     end