Error when a method contains multiple ivar assignments

[presidentbeef]

Looks like this is related to the fix for #14.

def a
  @y = 1
  @z = 2
end

$ r2r_show test.rb
malloc_limit=50000000 (8000000)
heap_min_slots=500000 (10000)
/Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp.rb:173:in `find_node': multiple nodes for iasgn were found in s(:a, s(:args), s(:iasgn, :@y, s(:lit, 1)), s(:iasgn, :@z, s(:lit, 2))) (NoMethodError)
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp.rb:209:in `method_missing'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/ruby2ruby-2.0.4/lib/ruby2ruby.rb:336:in `process_defn'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp_processor.rb:218:in `block (2 levels) in process'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp_processor.rb:275:in `error_handler'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp_processor.rb:217:in `block in process'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp_processor.rb:340:in `in_context'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/sexp_processor-4.2.0/lib/sexp_processor.rb:194:in `process'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/ruby2ruby-2.0.4/bin/r2r_show:31:in `block in <top (required)>'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/ruby2ruby-2.0.4/bin/r2r_show:24:in `each'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/gems/ruby2ruby-2.0.4/bin/r2r_show:24:in `<top (required)>'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/bin/r2r_show:23:in `load'
    from /Users/collins/.rvm/gems/ruby-1.9.3-p392@WHATEVS/bin/r2r_show:23:in `<main>'

[zenspider]

True for ivar & iasgn. Fixed by checking the overall size of the body.

Thanks!