Prospective Range+Extensions for swift 3 intensityAttributingKit

Range+Extensions.swift

//
//  Range+Extensions.swift
//  IntensityAttributingKit
//
//  Created by Evan Mckee on 3/23/16.
//  Copyright © 2016 McKeeMaKer. All rights reserved.
//

import Foundation


extension Range {
//    ///Returns true if there's any overlap between the two ranges, false otherwise.
//    func intersects(_ range:Range<Element>)->Bool {
//        //cases: contains, is contained in, bottom half overlaps, top half overlaps
//        if self.lowerBound >= range.upperBound || self.upperBound <= range.lowerBound {
//            return false
//        }
//        return true
//    }
    
    ///Returns true if this range wholly contains the provided range, false otherwise. A range with zero length will not be contained in anything.
    func whollyContains(_ range:Range<Element>)->Bool {
        return range.lowerBound >= self.lowerBound && range.upperBound <= self.upperBound
    }
    
}

extension ClosedRange {
    ///Returns true if this range wholly contains the provided range, false otherwise. A range with zero length will not be contained in anything.
    func whollyContains(_ range:Range<Element>)->Bool {
        return range.lowerBound >= self.lowerBound && range.upperBound <= self.upperBound
    }
}

extension CountableRange {
    var nsRange:NSRange {
        let start = self.lowerBound as! Int
        let end = self.upperBound as! Int
        return NSRange(location: start, length: end - start)
    }
    
    ///Returns true if this range wholly contains the provided range, false otherwise. A range with zero length will not be contained in anything.
    func whollyContains(_ range:Range<Element>)->Bool {
        return range.lowerBound >= self.lowerBound && range.upperBound <= self.upperBound
    }
}

extension CountableClosedRange {
    var nsRange:NSRange {
        let start = self.lowerBound as! Int
        let end = self.upperBound as! Int
        return NSRange(location: start, length: end - start)
    }
    
    ///Returns true if this range wholly contains the provided range, false otherwise. A range with zero length will not be contained in anything.
    func whollyContains(_ range:Range<Element>)->Bool {
        return range.lowerBound >= self.lowerBound && range.upperBound <= self.upperBound
    }
}