31 lines
480 B
Ruby
31 lines
480 B
Ruby
module Uh
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module WM
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class Dispatcher
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attr_reader :hooks
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def initialize
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@hooks = Hash.new { |h, k| h[k] = [] }
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end
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def [] *key
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@hooks[translate_key key]
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end
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def on *key, &block
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@hooks[translate_key key] << block
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end
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def emit *key
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@hooks[translate_key key].each { |e| e.call }
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end
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private
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def translate_key key
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key.one? ? key[0] : key
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end
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end
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end
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end
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