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Name	Size	Permission	Date
handlers	[ DIR ]	drwxr-xr-x	2025-06-05 11:22
json	[ DIR ]	drwxr-xr-x	2025-06-05 11:22
nodes	[ DIR ]	drwxr-xr-x	2025-06-05 11:22
visitors	[ DIR ]	drwxr-xr-x	2025-06-05 11:22
class_loader.rb	1.99 KB	-rw-r--r--	2024-04-26 07:47
coder.rb	2.05 KB	-rw-r--r--	2024-04-26 07:47
core_ext.rb	362 B	-rw-r--r--	2024-04-26 07:47
exception.rb	277 B	-rw-r--r--	2024-04-26 07:47
handler.rb	7.2 KB	-rw-r--r--	2024-04-26 07:47
nodes.rb	2.38 KB	-rw-r--r--	2024-04-26 07:47
omap.rb	75 B	-rw-r--r--	2024-04-26 07:47
parser.rb	1.67 KB	-rw-r--r--	2024-04-26 07:47
scalar_scanner.rb	4.15 KB	-rw-r--r--	2024-04-26 07:47
set.rb	74 B	-rw-r--r--	2024-04-26 07:47
stream.rb	923 B	-rw-r--r--	2024-04-26 07:47
streaming.rb	667 B	-rw-r--r--	2024-04-26 07:47
syntax_error.rb	588 B	-rw-r--r--	2024-04-26 07:47
tree_builder.rb	2.99 KB	-rw-r--r--	2024-04-26 07:47
versions.rb	188 B	-rw-r--r--	2024-04-26 07:47
visitors.rb	254 B	-rw-r--r--	2024-04-26 07:47
y.rb	190 B	-rw-r--r--	2024-04-26 07:47

Rename

# frozen_string_literal: true
require_relative 'omap'
require_relative 'set'

module Psych
  class ClassLoader # :nodoc:
    BIG_DECIMAL = 'BigDecimal'
    COMPLEX     = 'Complex'
    DATE        = 'Date'
    DATE_TIME   = 'DateTime'
    EXCEPTION   = 'Exception'
    OBJECT      = 'Object'
    PSYCH_OMAP  = 'Psych::Omap'
    PSYCH_SET   = 'Psych::Set'
    RANGE       = 'Range'
    RATIONAL    = 'Rational'
    REGEXP      = 'Regexp'
    STRUCT      = 'Struct'
    SYMBOL      = 'Symbol'

def initialize
      @cache = CACHE.dup
    end

def load klassname
      return nil if !klassname || klassname.empty?

find klassname
    end

def symbolize sym
      symbol
      sym.to_sym
    end

constants.each do |const|
      konst = const_get const
      class_eval <<~RUBY
        def #{const.to_s.downcase}
          load #{konst.inspect}
        end
      RUBY
    end

private

def find klassname
      @cache[klassname] ||= resolve(klassname)
    end

def resolve klassname
      name    = klassname
      retried = false

begin
        path2class(name)
      rescue ArgumentError, NameError => ex
        unless retried
          name    = "Struct::#{name}"
          retried = ex
          retry
        end
        raise retried
      end
    end

CACHE = Hash[constants.map { |const|
      val = const_get const
      begin
        [val, ::Object.const_get(val)]
      rescue
        nil
      end
    }.compact].freeze

class Restricted < ClassLoader
      def initialize classes, symbols
        @classes = classes
        @symbols = symbols
        super()
      end

def symbolize sym
        return super if @symbols.empty?

if @symbols.include? sym
          super
        else
          raise DisallowedClass.new('load', 'Symbol')
        end
      end

private

def find klassname
        if @classes.include? klassname
          super
        else
          raise DisallowedClass.new('load', klassname)
        end
      end
    end
  end
end