instance method traces

# File actionpack/lib/action_dispatch/middleware/exception_wrapper.rb, line 61
    def traces
      application_trace_with_ids = []
      framework_trace_with_ids = []
      full_trace_with_ids = []

      full_trace.each_with_index do |trace, idx|
        trace_with_id = { id: idx, trace: trace }

        if application_trace.include?(trace)
          application_trace_with_ids << trace_with_id
        else
          framework_trace_with_ids << trace_with_id
        end

        full_trace_with_ids << trace_with_id
      end

      {
        "Application Trace" => application_trace_with_ids,
        "Framework Trace" => framework_trace_with_ids,
        "Full Trace" => full_trace_with_ids
      }
    end