Alexandre Sagette mushu8
mushu8
/ isNilOrEmpty.swift
Last active
August 29, 2015 14:27
— forked from kristopherjohnson/isNilOrEmpty.swift
Swift: determine whether optional String, NSString, or collection is nil or empty
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| import Foundation | |
| /** | |
| Determine whether Optional collection is nil or an empty collection | |
| :param: collection Optional collection | |
| :returns: true if collection is nil or if it is an empty collection, false otherwise | |
| */ | |
| public func isNilOrEmpty<C: CollectionType>(collection: C?) -> C? { | |
| switch collection { |