1 files changed, 44 insertions, 1 deletions
diff --git a/lib/tasks/gettext.rake b/lib/tasks/gettext.rake
index b27f7475115..247d7be7d78 100644
--- a/lib/tasks/gettext.rake
+++ b/lib/tasks/gettext.rake
@@ -5,7 +5,7 @@ namespace :gettext do
   # See: https://github.com/grosser/gettext_i18n_rails#customizing-list-of-translatable-files
   def files_to_translate
     folders = %W(app lib config #{locale_path}).join(',')
-    exts = %w(rb erb haml slim rhtml js jsx vue coffee handlebars hbs mustache).join(',')
+    exts = %w(rb erb haml slim rhtml js jsx vue handlebars hbs mustache).join(',')
 
     Dir.glob(
       "{#{folders}}/**/*.{#{exts}}"
@@ -19,4 +19,47 @@ namespace :gettext do
     Rake::Task['gettext:pack'].invoke
     Rake::Task['gettext:po_to_json'].invoke
   end
+
+  desc 'Lint all po files in `locale/'
+  task lint: :environment do
+    require 'simple_po_parser'
+    require 'gitlab/utils'
+
+    FastGettext.silence_errors
+    files = Dir.glob(Rails.root.join('locale/*/gitlab.po'))
+
+    linters = files.map do |file|
+      locale = File.basename(File.dirname(file))
+
+      Gitlab::I18n::PoLinter.new(file, locale)
+    end
+
+    pot_file = Rails.root.join('locale/gitlab.pot')
+    linters.unshift(Gitlab::I18n::PoLinter.new(pot_file))
+
+    failed_linters = linters.select { |linter| linter.errors.any? }
+
+    if failed_linters.empty?
+      puts 'All PO files are valid.'
+    else
+      failed_linters.each do |linter|
+        report_errors_for_file(linter.po_path, linter.errors)
+      end
+
+      raise "Not all PO-files are valid: #{failed_linters.map(&:po_path).to_sentence}"
+    end
+  end
+
+  def report_errors_for_file(file, errors_for_file)
+    puts "Errors in `#{file}`:"
+
+    errors_for_file.each do |message_id, errors|
+      puts "  #{message_id}"
+      errors.each do |error|
+        spaces = ' ' * 4
+        error = error.lines.join("#{spaces}")
+        puts "#{spaces}#{error}"
+      end
+    end
+  end
 end