29 lines
1.0 KiB
Ruby
29 lines
1.0 KiB
Ruby
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class Hbc::DSL::Installer
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VALID_KEYS = Set.new [
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:manual,
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:script,
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]
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attr_accessor(*VALID_KEYS)
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def initialize(*parameters)
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raise Hbc::CaskInvalidError.new(token, "'installer' stanza requires an argument") if parameters.empty?
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parameters = {}.merge(*parameters)
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if parameters.key?(:script) && !parameters[:script].respond_to?(:key?)
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if parameters.key?(:executable)
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raise Hbc::CaskInvalidError.new(token, "'installer' stanza gave arguments for both :script and :executable")
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end
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parameters[:executable] = parameters[:script]
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parameters.delete(:script)
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parameters = { script: parameters }
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end
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unless parameters.keys.length == 1
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raise "invalid 'installer' stanza: only one of #{VALID_KEYS.inspect} is permitted"
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end
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key = parameters.keys.first
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raise "invalid 'installer' stanza key: '#{key.inspect}'" unless VALID_KEYS.include?(key)
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writer_method = "#{key}=".to_sym
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send(writer_method, parameters[key])
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end
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end
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