// LoopFollow // CarbMetric.swift import Foundation class CarbMetric: Metric { init?(from dictionary: [String: AnyObject], key: String) { guard let value = dictionary[key] as? Double else { return nil } super.init(value: value, maxFractionDigits: 0, minFractionDigits: 0) } init?(from object: AnyObject?, key: String) { guard let dictionary = object as? [String: AnyObject], let value = dictionary[key] as? Double else { return nil } super.init(value: value, maxFractionDigits: 0, minFractionDigits: 0) } }