Contents

require 'facets/ruby' #for Binding#eval
require 'facets/callstack'

class Binding

  # Returns the call stack, same format as Kernel#caller()

  def caller( skip=0 )
    eval("caller(#{skip})")
  end

  # Returns line number.

  def __LINE__
    eval("__LINE__")
  end

  # Returns file name.

  def __FILE__
    eval("__FILE__")
  end

  # Return the directory of the file.

  def __DIR__
    eval("File.dirname(__FILE__)")
  end

  # Retreive the current running method.
  #
  #   def tester; p called; end
  #   tester  #=> :tester
  #

  def __callee__
    name = /\`([^\']+)\'/.match(caller(1).first)[1]
    return name.to_sym
  end

  # There is a lot of debate on what to call this.
  # +method_name+ differs from #called only by the fact
  # that it returns a string, rather then a symbol.
  #
  #   def tester; p methodname; end
  #   tester  #=> "tester"

  def __method__
    name = /\`([^\']+)\'/.match(caller(1).first)[1]
    return name
  end

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
facets-2.4.0	lib/facets/binding/caller.rb
facets-2.4.1	lib/facets/binding/caller.rb