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# File 'lib/metrics/backend/test.rb', line 32
def metric(name, type, description: nil, unit: nil, &block)
unless name.is_a?(String)
raise ArgumentError, "Invalid name (must be String): #{name.inspect}!"
end
unless name =~ VALID_METRIC_NAME
raise ArgumentError, "Invalid name (must match #{VALID_METRIC_NAME}): #{name.inspect}!"
end
unless type.is_a?(Symbol)
raise ArgumentError, "Invalid type (must be Symbol): #{type.inspect}!"
end
if description
unless description.is_a?(String)
raise ArgumentError, "Invalid description (must be String): #{description.inspect}!"
end
end
if unit
unless unit.is_a?(String)
raise ArgumentError, "Invalid unit (must be String): #{unit.inspect}!"
end
end
return Metric.new(name, type, description, unit)
end
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