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module Picky
module Backends
class Memory < Backend
# Returns an object that on #initial, #load returns
# an object that responds to:
# [:token] # => [id, id, id, id, id] (an array of ids)
#
def create_inverted bundle
extract_lambda_or(inverted, bundle) ||
JSON.new(bundle.index_path(:inverted))
end
# Returns an object that on #initial, #load returns
# an object that responds to:
# [:token] # => 1.23 (a weight)
#
def create_weights bundle
extract_lambda_or(weights, bundle) ||
JSON.new(bundle.index_path(:weights))
end
# Returns an object that on #initial, #load returns
# an object that responds to:
# [:encoded] # => [:original, :original] (an array of original symbols this similarity encoded thing maps to)
#
def create_similarity bundle
extract_lambda_or(similarity, bundle) ||
Marshal.new(bundle.index_path(:similarity))
end
# Returns an object that on #initial, #load returns
# an object that responds to:
# [:key] # => value (a value for this config key)
#
def create_configuration bundle
extract_lambda_or(configuration, bundle) ||
JSON.new(bundle.index_path(:configuration))
end
# Returns an object that on #initial, #load returns
# an object that responds to:
# [id] # => [:sym1, :sym2]
#
def create_realtime bundle
extract_lambda_or(similarity, bundle) ||
JSON.new(bundle.index_path(:realtime))
end
end
end
end
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