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Diffstat (limited to 'lib/psych/nodes/node.rb')
-rw-r--r-- | lib/psych/nodes/node.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/psych/nodes/node.rb b/lib/psych/nodes/node.rb new file mode 100644 index 0000000000..0de768c7ac --- /dev/null +++ b/lib/psych/nodes/node.rb @@ -0,0 +1,40 @@ +require 'stringio' + +module Psych + module Nodes + ### + # The base class for any Node in a YAML parse tree. This class should + # never be instantiated. + class Node + # The children of this node + attr_reader :children + + # An associated tag + attr_reader :tag + + # Create a new Psych::Nodes::Node + def initialize + @children = [] + end + + ### + # Convert this node to Ruby. + # + # See also Psych::Visitors::ToRuby + def to_ruby + Visitors::ToRuby.new.accept self + end + alias :transform :to_ruby + + ### + # Convert this node to YAML. + # + # See also Psych::Visitors::Emitter + def to_yaml + io = StringIO.new + Visitors::Emitter.new(io).accept self + io.string + end + end + end +end |