mirror of https://gitee.com/bigwinds/arangodb
59 lines
1.0 KiB
Ruby
59 lines
1.0 KiB
Ruby
#
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# Hash
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#
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class Hash
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# 15.2.13.4.8
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def delete(key, &block)
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if block && ! self.has_key?(key)
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block.call(key)
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else
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self.__delete(key)
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end
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end
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# 15.2.13.4.9
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def each(&block)
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self.keys.each{|k| block.call([k, self[k]])}
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self
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end
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# 15.2.13.4.10
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def each_key(&block)
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self.keys.each{|k| block.call(k)}
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self
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end
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# 15.2.13.4.11
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def each_value(&block)
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self.keys.each{|k| block.call(self[k])}
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self
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end
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# 15.2.13.4.16
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def initialize(*args, &block)
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self.__init_core(block, *args)
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end
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# 15.2.13.4.22
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def merge(other, &block)
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h = {}
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raise "can't convert argument into Hash" unless other.respond_to?(:to_hash)
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other = other.to_hash
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self.each_key{|k| h[k] = self[k]}
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if block
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other.each_key{|k|
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h[k] = (self.has_key?(k))? block.call(k, self[k], other[k]): other[k]
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}
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else
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other.each_key{|k| h[k] = other[k]}
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end
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h
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end
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end
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# include modules
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module Enumerable; end
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class Hash
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include Enumerable
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end
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