Class: Readapt::Message::Variables

Inherits:
Base
  • Object
show all
Defined in:
lib/readapt/message/variables.rb

Instance Attribute Summary

Attributes inherited from Base

#arguments, #debugger

Instance Method Summary collapse

Methods inherited from Base

#body, #initialize, run, #set_body

Constructor Details

This class inherits a constructor from Readapt::Message::Base

Instance Method Details

#run ⇒ Object 



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# File 'lib/readapt/message/variables.rb', line 6

def run
  ref = arguments['variablesReference']
  frame = debugger.frame(ref)
  # @todo 1 is a magic number representing the toplevel binding (see
  #   Message::Scopes)
  vars = if ref == 1
    global_variables.map do |gv|
      Variable.new(gv, eval(gv.to_s))
    end
  else
    if frame != Frame::NULL_FRAME && !frame.nil?
      frame.locals
    else
      obj = References.get(ref)
      result = []
      if obj.is_a?(Array)
        obj.each_with_index do |itm, idx|
          result.push Variable.new("[#{idx}]", itm)
        end
      elsif obj.is_a?(Hash)
        obj.each_pair do |idx, itm|
          result.push Variable.new("[#{idx}]", itm)
        end
      else
        obj.instance_variables.sort.each do |iv|
          result.push Variable.new(iv, obj.instance_variable_get(iv))
        end
        obj.class.class_variables.sort.each do |cv|
          result.push Variable.new(cv, obj.class.class_variable_get(cv))
        end
      end
      result
    end
  end
  set_body({
    variables: vars.map do |var|
      {
        name: var.name,
        value: var.value,
        type: var.type,
        variablesReference: var.reference
      }
    end
  })
end