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41 lines
698 B
Ruby
41 lines
698 B
Ruby
module YAML
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class EngineManager # :nodoc:
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attr_reader :yamler
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def initialize
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@yamler = nil
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end
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def syck?
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'syck' == @yamler
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end
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def yamler= engine
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raise(ArgumentError, "bad engine") unless %w{syck psych}.include?(engine)
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require engine
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Object.class_eval <<-eorb, __FILE__, __LINE__ + 1
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remove_const 'YAML'
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YAML = #{engine.capitalize}
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remove_method :to_yaml
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alias :to_yaml :#{engine}_to_yaml
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eorb
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@yamler = engine
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engine
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end
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end
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ENGINE = YAML::EngineManager.new
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end
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module Syck
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ENGINE = YAML::ENGINE
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end
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module Psych
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ENGINE = YAML::ENGINE
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end
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YAML::ENGINE.yamler = 'syck'
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