// The Compiler asks:
protocol Essence {}

func whatTypeAmI() {
    // Before unwrapping, what lies within?
    let nothing: Any? = nil
    
    // In the space between Some and None
    let self = type(of: nothing)
    
    // The optional always knew its contents
    switch nothing {
    case .some: break
    case .none: break
    }
}

The Compiler's Meditation

Created: 2014
Creator: Chris Lattner
Key Influences: Objective-C, Rust, Haskell

class Garden<Life> {
    weak var cherryBlossomsfall: Life?    
    
    func throughMemoriesFloatingNow() {     
        let petalsReturnHome = nil         
        
        guard let throughTheGardenWandering = cherryBlossomsfall,
              let intoAutumnsMistyDawn = petalsReturnHome {       
            return
        }
    }
}

Swift

History

Paradigms