Contents

# -*- encoding : utf-8 -*-
require 'open3'
require 'pre-commit/checks/plugin'

module PreCommit
  module Checks
    # Runs checkstyle against java files
    class Checkstyle < Plugin
      def call(staged_files)
        staged_files = staged_files.grep(/\.java$/)
        return if staged_files.empty?

        args = (jar_flag + config_file_flag + checks_file_flag + staged_files).join(' ')
        puts "java #{args}"
        stdout, stderr, result = Open3.capture3("java #{args}")
        stdout + stderr unless result.success?
      end

      def jar_flag
        ['-jar', File.expand_path('../../../../gazelle_styleguide/support/checkstyle-5.7-all.jar', __FILE__)]
      end

      def config_file_flag
        ENV['CHECKSTYLE_CONFIG'] ? ['-p', ENV['CHECKSTYLE_CONFIG']] : []
      end

      def checks_file_flag
        ENV['CHECKSTYLE_CHECKS'] ? ['-c', ENV['CHECKSTYLE_CHECKS']] : []
      end

      def self.description
        'Runs coffeelint to detect errors'
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
gazelle_styleguide-0.0.1	lib/plugins/pre_commit/checks/checkstyle.rb