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safe_yaml.rb
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# 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 @aliases_enabled = true def self.aliases_enabled=(value) # :nodoc: @aliases_enabled = !!value end def self.aliases_enabled? # :nodoc: @aliases_enabled end def self.safe_load(input) ::Psych.safe_load(input, permitted_classes: PERMITTED_CLASSES, permitted_symbols: PERMITTED_SYMBOLS, aliases: @aliases_enabled) end def self.load(input) ::Psych.safe_load(input, permitted_classes: [::Symbol]) end end end