зеркало из https://github.com/github/ruby.git
46 строки
1.0 KiB
Ruby
46 строки
1.0 KiB
Ruby
# frozen_string_literal: true
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module Gem
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###
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# This module is used for safely loading YAML specs from a gem. The
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# `safe_load` method defined on this module is specifically designed for
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# loading Gem specifications. For loading other YAML safely, please see
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# Psych.safe_load
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module SafeYAML
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PERMITTED_CLASSES = %w[
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Symbol
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Time
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Date
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Gem::Dependency
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Gem::Platform
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Gem::Requirement
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Gem::Specification
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Gem::Version
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Gem::Version::Requirement
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].freeze
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PERMITTED_SYMBOLS = %w[
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development
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runtime
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].freeze
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@aliases_enabled = true
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def self.aliases_enabled=(value) # :nodoc:
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@aliases_enabled = !!value
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end
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def self.aliases_enabled? # :nodoc:
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@aliases_enabled
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end
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def self.safe_load(input)
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::Psych.safe_load(input, permitted_classes: PERMITTED_CLASSES, permitted_symbols: PERMITTED_SYMBOLS, aliases: @aliases_enabled)
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end
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def self.load(input)
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::Psych.safe_load(input, permitted_classes: [::Symbol])
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end
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end
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end
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