Class: Red::DefinitionNode::Scope

Inherits:
Red::DefinitionNode show all
Defined in:
lib/red/nodes/definition_nodes.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods inherited from String

#%, #*, #+, #<<, #<=>, #==, #=~, #[], #[]=, #capitalize, #capitalize!, #casecmp, #center, #chomp, #chomp!, #chop, #chop!, #concat, #count, #crypt, #delete, #delete!, #downcase, #downcase!, #each, #each_byte, #each_line, #empty?, #eql?, #gsub, #gsub!, #hash, #hex, #include?, #index, #insert, #inspect, #intern, #length, #ljust, #lstrip, #lstrip!, #match, #next, #next!, #oct, #replace, #reverse, #reverse!, #rindex, #rjust, #rstrip, #rstrip!, #scan, #size, #slice, #slice!, #split, #squeeze, #strip, #strip!, #strip_scripts, #sub, #sub!, #succ, #succ!, #sum, #swapcase, #swapcase!, #to_f, #to_i, #to_s, #to_str, #to_sym, #tr, #tr!, #tr_s, #tr_s!, #upcase, #upcase!, #upto

Constructor Details

#initialize(contents_sexp = nil, options = {}) ⇒ Scope

:scope, (expression | :block)


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# File 'lib/red/nodes/definition_nodes.rb', line 157

def initialize(contents_sexp = nil, options = {})
  (options = contents_sexp) && (contents_sexp = [:block]) if contents_sexp.is_a?(::Hash)
  variables  = []
  contents_sexp.flatten.each_with_index do |x,i|
    variables.push(contents_sexp.flatten[i + 1]) if x == :lasgn
  end
  variables -= (contents_sexp.delete(contents_sexp.assoc(:args)) || [])[1..-1] || [] # don't want to undefine the arguments in a method definition
  declare    = "var %s" % variables.map {|x| "%s=$u" % x.red! }.uniq.join(",") unless variables.empty?
  contents   = [declare, contents_sexp.red!(options)].compact.join(";#{options[:as_class_eval] ? "\n  " : ''}")
  self << "%s" % contents
end