@private A wrapper for Ripper AST node which is generated with `Ripper.sexp`.
# File lib/rspec/core/source/node.rb, line 17 def initialize(ripper_sexp, parent=nil) @sexp = ripper_sexp.freeze @parent = parent end
# File lib/rspec/core/source/node.rb, line 13 def self.sexp?(array) array.is_a?(Array) && array.first.is_a?(Symbol) end
# File lib/rspec/core/source/node.rb, line 26 def args @args ||= raw_args.map do |raw_arg| if Node.sexp?(raw_arg) Node.new(raw_arg, self) elsif Location.location?(raw_arg) Location.new(*raw_arg) elsif raw_arg.is_a?(Array) GroupNode.new(raw_arg, self) else raw_arg end end.freeze end
# File lib/rspec/core/source/node.rb, line 40 def children @children ||= args.select { |arg| arg.is_a?(Node) }.freeze end
# File lib/rspec/core/source/node.rb, line 48 def each(&block) return to_enum(__method__) unless block_given? yield self children.each do |child| child.each(&block) end end
# File lib/rspec/core/source/node.rb, line 58 def each_ancestor return to_enum(__method__) unless block_given? current_node = self while (current_node = current_node.parent) yield current_node end end
# File lib/rspec/core/source/node.rb, line 68 def inspect "#<#{self.class} #{type}>" end
# File lib/rspec/core/source/node.rb, line 44 def location @location ||= args.find { |arg| arg.is_a?(Location) } end
# File lib/rspec/core/source/node.rb, line 22 def type sexp[0] end
# File lib/rspec/core/source/node.rb, line 74 def raw_args sexp[1..-1] || [] end