//
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// SwiftDate
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// Parse, validate, manipulate, and display dates, time and timezones in Swift
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//
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// Created by Daniele Margutti
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// - Web: https://www.danielemargutti.com
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// - Twitter: https://twitter.com/danielemargutti
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// - Mail: hello@danielemargutti.com
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//
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// Copyright © 2019 Daniele Margutti. Licensed under MIT License.
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//
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import Foundation
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/// There may come a need, say when you are making a scheduling app, when
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/// it might be good to know how two time periods relate to one another
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/// Are they the same? Is one inside of another?
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/// All these questions may be asked using the relationship method of TimePeriod.
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public enum TimePeriodRelation {
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case after
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case startTouching
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case startInside
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case insideStartTouching
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case enclosingStartTouching
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case enclosing
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case enclosingEndTouching
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case exactMatch
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case inside
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case insideEndTouching
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case endInside
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case endTouching
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case before
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case none
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}
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/// Whether the time period is Open or Closed
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///
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/// - open: The boundary moment of time is included in calculations.
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/// - closed: The boundary moment of time represents a boundary value which is excluded in regard to calculations.
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public enum IntervalType {
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case open
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case closed
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}
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/// When a time periods is lengthened or shortened, it does so anchoring one date
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/// of the time period and then changing the other one. There is also an option to
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/// anchor the centerpoint of the time period, changing both the start and end dates.
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public enum TimePeriodAnchor {
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case beginning
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case center
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case end
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}
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