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Size: 762 Bytes
Versions: 12
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Contents
module Flipflop
module Strategies
class LambdaStrategy < AbstractStrategy
class << self
def default_description
"Resolves feature settings with custom code."
end
end
def initialize(**options)
@lambda = (options.delete(:lambda) || ->(*) { }).freeze
super(**options)
if @lambda.arity.abs != 1
raise StrategyError.new(name, "has lambda with arity #{@lambda.arity}, expected 1 or -1")
end
end
def enabled?(feature)
result = instance_exec(feature, &@lambda)
return result if result.nil? or result == !!result
raise StrategyError.new(name, "returned invalid result #{result.inspect} for feature '#{feature}'")
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems