Class: Sexp2Ruby::Node::Ensure

Inherits:
Base
  • Object
show all
Defined in:
lib/sexp2ruby/node/ensure.rb

Constant Summary

Constants inherited from Base

Base::ASSIGN_NODES, Base::LF, Base::LINE_LENGTH

Instance Attribute Summary

Attributes inherited from Base

#processor

Instance Method Summary collapse

Methods inherited from Base

#initialize

Constructor Details

This class inherits a constructor from Sexp2Ruby::Node::Base

Instance Method Details

#to_s(exp) ⇒ Object 



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# File 'lib/sexp2ruby/node/ensure.rb', line 4

def to_s(exp)
  body = process exp.shift
  ens  = exp.shift
  ens  = nil if ens == s(:nil)
  ens  = process(ens) || "# do nothing"
  ens = "begin\n#{ens}\nend\n" if ens =~ /(^|\n)rescue/

  body.sub!(/\n\s*end\z/, '')
  body = indent(body) unless body =~ /(^|\n)rescue/

  "#{body}\nensure\n#{indent ens}"
end