module Rails class BacktraceCleaner < ActiveSupport::BacktraceCleaner ERB_METHOD_SIG = /:in `_run_erb_.*/ VENDOR_DIRS = %w( vendor/gems 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 ) GEMS_DIR = Gem.default_dir 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_filter { |line| line.sub(/(#{GEMS_DIR})\/gems\/([a-z]+)-([0-9.]+)\/(.*)/, '\2 (\3) \4')} # http://gist.github.com/30430 add_silencer { |line| ALL_NOISE.any? { |dir| line.include?(dir) } } add_silencer { |line| line =~ %r(vendor/plugins/[^\/]+/lib) } 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