JezK
Edit File: rubinius.rb
module Skiptrace module Rubinius # Filters internal Rubinius locations. # # There are a couple of reasons why we wanna filter out the locations. # # * ::Kernel.raise, is implemented in Ruby for Rubinius. We don't wanna # have the frame for it to align with the CRuby and JRuby implementations. # # * For internal methods location variables can be nil. We can't create a # bindings for them. # # * Bindings from the current file are considered internal and ignored. # # We do that all that so we can align the bindings with the backtraces # entries. class InternalLocationFilter def initialize(locations) @locations = locations end def filter @locations.reject do |location| location.file.start_with?('kernel/delta/kernel.rb') || location.file == __FILE__ || location.variables.nil? end end end end end # Gets the current bindings for all available Ruby frames. # # Filters the internal Rubinius and Skiptrace frames. def Skiptrace.current_bindings locations = ::Rubinius::VM.backtrace(1, true) Skiptrace::Rubinius::InternalLocationFilter.new(locations).filter.map do |location| Binding.setup( location.variables, location.variables.method, location.constant_scope, location.variables.self, location ) end end ::Exception.class_eval do def bindings @bindings || [] end end ::Rubinius.singleton_class.class_eval do raise_exception = instance_method(:raise_exception) define_method(:raise_exception) do |exc| if exc.bindings.empty? exc.instance_variable_set(:@bindings, Skiptrace.current_bindings) end raise_exception.bind(self).call(exc) end end