inukshuk / citeproc-ruby / 90
inukshuk
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95.0
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module CiteProc |
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module Ruby |
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class Renderer |
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class History |
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attr_reader :maxsize, :memory |
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def initialize(state, maxsize = 10) |
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@state, @maxsize, = state, maxsize |
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@state.add_observer(self) |
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@memory = Hash.new do |hash, key| |
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hash[key] = [] |
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end
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end
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def update(action, mode, memories = {}) |
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history = memory[mode] |
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history << memories |
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ensure
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history.shift if history.length > maxsize
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end
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def recall(mode) |
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memory[mode][-1]
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end
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def citation |
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memory['citation']
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end
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def bibliography |
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memory['bibliography']
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end
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end
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end
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end
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end
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