51 lines
972 B
Ruby
51 lines
972 B
Ruby
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require 'pstore'
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require 'forwardable'
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module Anemone
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module Storage
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class PStore
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extend Forwardable
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def_delegators :@keys, :has_key?, :keys, :size
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def initialize(file)
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File.delete(file) if File.exists?(file)
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@store = ::PStore.new(file)
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@keys = {}
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end
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def [](key)
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@store.transaction { |s| s[key] }
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end
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def []=(key,value)
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@keys[key] = nil
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@store.transaction { |s| s[key] = value }
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end
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def delete(key)
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@keys.delete(key)
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@store.transaction { |s| s.delete key}
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end
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def each
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@keys.each_key do |key|
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value = nil
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@store.transaction { |s| value = s[key] }
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yield key, value
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end
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end
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def merge!(hash)
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@store.transaction do |s|
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hash.each { |key, value| s[key] = value; @keys[key] = nil }
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end
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self
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end
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def close; end
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end
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end
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end
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