ruby/lib/rubygems/safe_yaml.rb

37 строки
866 B
Ruby

# frozen_string_literal: true
module Gem
###
# This module is used for safely loading YAML specs from a gem. The
# `safe_load` method defined on this module is specifically designed for
# loading Gem specifications. For loading other YAML safely, please see
# Psych.safe_load
module SafeYAML
PERMITTED_CLASSES = %w[
Symbol
Time
Date
Gem::Dependency
Gem::Platform
Gem::Requirement
Gem::Specification
Gem::Version
Gem::Version::Requirement
].freeze
PERMITTED_SYMBOLS = %w[
development
runtime
].freeze
def self.safe_load(input)
::Psych.safe_load(input, permitted_classes: PERMITTED_CLASSES, permitted_symbols: PERMITTED_SYMBOLS, aliases: true)
end
def self.load(input)
::Psych.safe_load(input, permitted_classes: [::Symbol])
end
end
end