Bar Ziony bartzy
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| import UIKit | |
| struct Color: Codable { | |
| let r: Double | |
| let g: Double | |
| let b: Double | |
| } | |
| struct Point: Codable { | |
| let x: Double |
bartzy
/ SwiftGenerics.swift
Created
September 21, 2016 16:19
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| /* | |
| This gives the error: 'SomeGenericStruct' requires the types 'Self' and 'Self.SomeProtocolItemType.SomeProtocolElement' be equivalent | |
| */ | |
| protocol SomeProtocolItem { | |
| associatedtype SomeProtocolElement | |
| func apply(_ element: SomeProtocolElement) | |
| } |
bartzy
/ TypeErasure.swift
Created
September 9, 2016 13:30
— forked from russbishop/TypeErasure.swift
Type erasure with multiple adopting types
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| // Paste me into a playground! | |
| import Cocoa | |
| //: # Basic Setup | |
| protocol FancyProtocol { | |
| associatedtype Thing | |
| func holdPinkyUp(x: Thing) | |
| } |
bartzy
/ sequences.swift
Created
September 8, 2016 09:40
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| protocol Binder: Sequence { | |
| associatedtype Paper | |
| /* How do I force adoping types of Binder to be a Sequence that iterates over their Paper associated type? */ | |
| } | |
| struct Book: Binder { | |
| typealias Paper = ThickPaper | |
| } |
bartzy
/ pats-enum.swift
Created
September 7, 2016 19:23
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| /* Binders should adopt Sequence */ | |
| protocol BinderProtocol : Sequence { | |
| associatedtyped Paper | |
| var width : Int { get } | |
| var height : Int { get } | |
| } | |
| // Paper types | |
| struct ThickPaper { |
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| /** Instead of this (PAT): **/ | |
| protocol Coin { | |
| associatedtyped Material | |
| } | |
| // Materials | |
| struct Silver { ... } | |
| struct Gold { ... } | |
| // Adoping types |