module Rails class BacktraceCleaner < ActiveSupport::BacktraceCleaner ERB_METHOD_SIG = /:in `_run_erb_.*/ RAILS_GEMS = %w( actionpack activerecord actionmailer activesupport activeresource rails ) VENDOR_DIRS = %w( vendor/rails ) SERVER_DIRS = %w( lib/mongrel bin/mongrel lib/passenger bin/passenger-spawn-server lib/rack ) RAILS_NOISE = %w( script/server ) RUBY_NOISE = %w( rubygems/custom_require benchmark.rb ) ALL_NOISE = VENDOR_DIRS + SERVER_DIRS + RAILS_NOISE + RUBY_NOISE def initialize super add_filter { |line| line.sub("#{RAILS_ROOT}/", '') } add_filter { |line| line.sub(ERB_METHOD_SIG, '') } add_filter { |line| line.sub('./', '/') } # for tests add_gem_filters add_silencer { |line| ALL_NOISE.any? { |dir| line.include?(dir) } } add_silencer { |line| RAILS_GEMS.any? { |gem| line =~ /^#{gem} / } } add_silencer { |line| line =~ %r(vendor/plugins/[^\/]+/lib) } end private def add_gem_filters Gem.path.each do |path| # http://gist.github.com/30430 add_filter { |line| line.sub(/(#{path})\/gems\/([a-z]+)-([0-9.]+)\/(.*)/, '\2 (\3) \4')} end vendor_gems_path = Rails::GemDependency.unpacked_path.sub("#{RAILS_ROOT}/",'') add_filter { |line| line.sub(/(#{vendor_gems_path})\/([a-z]+)-([0-9.]+)\/(.*)/, '\2 (\3) [v] \4')} end end # For installing the BacktraceCleaner in the test/unit module BacktraceFilterForTestUnit #:nodoc: def self.included(klass) klass.send :alias_method_chain, :filter_backtrace, :cleaning end def filter_backtrace_with_cleaning(backtrace, prefix=nil) backtrace = filter_backtrace_without_cleaning(backtrace, prefix) backtrace = backtrace.first.split("\n") if backtrace.size == 1 Rails.backtrace_cleaner.clean(backtrace) end end end