Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/lib/ruby/2.3.0/psych/nodes/ |
Upload File : |
# frozen_string_literal: false require 'stringio' require 'psych/class_loader' require 'psych/scalar_scanner' module Psych module Nodes ### # The base class for any Node in a YAML parse tree. This class should # never be instantiated. class Node include Enumerable # The children of this node attr_reader :children # An associated tag attr_reader :tag # Create a new Psych::Nodes::Node def initialize @children = [] end ### # Iterate over each node in the tree. Yields each node to +block+ depth # first. def each &block return enum_for :each unless block_given? Visitors::DepthFirst.new(block).accept self end ### # Convert this node to Ruby. # # See also Psych::Visitors::ToRuby def to_ruby Visitors::ToRuby.create.accept(self) end alias :transform :to_ruby ### # Convert this node to YAML. # # See also Psych::Visitors::Emitter def yaml io = nil, options = {} real_io = io || StringIO.new(''.encode('utf-8')) Visitors::Emitter.new(real_io, options).accept self return real_io.string unless io io end alias :to_yaml :yaml end end end