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27 lines
754 B
Ruby
27 lines
754 B
Ruby
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module Fog
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# get class by string or nil
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def self.class_from_string classname, defaultpath=""
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if classname and classname.is_a? String then
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chain = classname.split("::")
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klass = Kernel
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chain.each do |klass_string|
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klass = klass.const_get klass_string
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end
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if klass.is_a? Class then
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klass
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elsif defaultpath != nil then
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Fog.class_from_string((defaultpath.split("::")+chain).join("::"), nil)
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else
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nil
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end
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elsif classname and classname.is_a? Class then
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classname
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else
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nil
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end
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rescue NameError
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defaultpath != nil ? Fog.class_from_string((defaultpath.split("::")+chain).join("::"), nil) : nil
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end
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end
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