vendor/rails/activesupport/lib/active_support/core_ext/exception.rb

   1 module ActiveSupport
   2   if RUBY_VERSION >= '1.9'
   3     FrozenObjectError = RuntimeError
   4   else
   5     FrozenObjectError = TypeError
   6   end
   7 end
   8
   9 class Exception # :nodoc:
  10   def clean_message
  11     Pathname.clean_within message
  12   end
  13
  14   TraceSubstitutions = []
  15   FrameworkRegexp = /generated|vendor|dispatch|ruby|script\/\w+/
  16
  17   def clean_backtrace
  18     backtrace.collect do |line|
  19       Pathname.clean_within(TraceSubstitutions.inject(line) do |result, (regexp, sub)|
  20         result.gsub regexp, sub
  21       end)
  22     end
  23   end
  24
  25   def application_backtrace
  26     before_application_frame = true
  27
  28     trace = clean_backtrace.reject do |line|
  29       non_app_frame = (line =~ FrameworkRegexp)
  30       before_application_frame = false unless non_app_frame
  31       non_app_frame && ! before_application_frame
  32     end
  33
  34     # If we didn't find any application frames, return an empty app trace.
  35     before_application_frame ? [] : trace
  36   end
  37
  38   def framework_backtrace
  39     clean_backtrace.grep FrameworkRegexp
  40   end
  41 end