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alexcurylo/StandOnGuard.swift

Created June 8, 2016 06:29
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Guard failure diagnosis
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StandOnGuard.swift
guard let keypath = dictionary["field"] as? String,
let rule = dictionary["rule"] as? String,
let comparator = FormFieldDisplayRuleComparator(rawValue: rule),
let value = dictionary["value"]
else
{
return nil
}
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