Merge pull request #163 from kirillyakimovich/master

Typos and Playground fixes

Author: onmyway133

Cache.xcodeproj/project.pbxproj

@@ -198,11 +198,11 @@
 		D5291D821C283C7000B702C9 /* Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		D5291DA01C28405900B702C9 /* UIImage+ExtensionsTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "UIImage+ExtensionsTests.swift"; sourceTree = "<group>"; };
 		D5291DA21C2841D200B702C9 /* NSImage+ExtensionsTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSImage+ExtensionsTests.swift"; sourceTree = "<group>"; };
-		D5643E361C43F2CC00582E17 /* HybridCache.playground */ = {isa = PBXFileReference; lastKnownFileType = file.playground; path = HybridCache.playground; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
-		D59A19EB1EE82B44009F6AEE /* SpecializedCache.playground */ = {isa = PBXFileReference; lastKnownFileType = file.playground; path = SpecializedCache.playground; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
+		D5643E361C43F2CC00582E17 /* Storage.playground */ = {isa = PBXFileReference; lastKnownFileType = file.playground; path = Storage.playground; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
 		D5A138C01EB29BFA00881A20 /* UIImage+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "UIImage+Extensions.swift"; sourceTree = "<group>"; };
 		D5A138C31EB29C2100881A20 /* NSImage+Extensions.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSImage+Extensions.swift"; sourceTree = "<group>"; };
 		D5DC59E01C20593E003BD79B /* Cache.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Cache.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		EBAACA991FBC369300FA206E /* SimpleStorage.playground */ = {isa = PBXFileReference; lastKnownFileType = file.playground; path = SimpleStorage.playground; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -439,8 +439,8 @@
 		D5643E341C43F2CC00582E17 /* Playgrounds */ = {
 			isa = PBXGroup;
 			children = (
-				D5643E361C43F2CC00582E17 /* HybridCache.playground */,
-				D59A19EB1EE82B44009F6AEE /* SpecializedCache.playground */,
+				EBAACA991FBC369300FA206E /* SimpleStorage.playground */,
+				D5643E361C43F2CC00582E17 /* Storage.playground */,
 			);
 			path = Playgrounds;
 			sourceTree = "<group>";

Playgrounds/HybridCache.playground/Contents.swift

@@ -0,0 +1,53 @@
+//: Playground - noun: a place where people can play
+import PlaygroundSupport
+import UIKit
+import Cache
+
+struct User: Codable {
+    let id: Int
+    let firstName: String
+    let lastName: String
+
+    var name: String {
+        return "\(firstName) \(lastName)"
+    }
+}
+
+let diskConfig = DiskConfig(name: "UserCache")
+let memoryConfig = MemoryConfig(expiry: .never, countLimit: 10, totalCostLimit: 10)
+
+let storage = try! Storage(diskConfig: diskConfig, memoryConfig: memoryConfig)
+
+let user = User(id: 1, firstName: "John", lastName: "Snow")
+let key = "\(user.id)"
+
+// Add objects to the cache
+try storage.setObject(user, forKey: key)
+
+// Fetch object from the cache
+storage.async.object(ofType: User.self, forKey: key) { result in
+    switch result {
+    case .value(let user):
+        print(user.name)
+    case .error(let error):
+        print(error)
+    }
+}
+
+// Remove object from the cache
+try storage.removeObject(forKey: key)
+
+// Try to fetch removed object from the cache
+storage.async.object(ofType: User.self, forKey: key) { result in
+    switch result {
+    case .value(let user):
+        print(user.name)
+    case .error:
+        print("no such object")
+    }
+}
+
+// Clear cache
+try storage.removeAll()
+
+PlaygroundPage.current.needsIndefiniteExecution = true

Playgrounds/SimpleStorage.playground/Contents.swift

@@ -0,0 +1,84 @@
+//: Playground - noun: a place where people can play
+import PlaygroundSupport
+import UIKit
+import Cache
+
+struct Helper {
+    static func image(_ color: UIColor = .red, size: CGSize = .init(width: 1, height: 1)) -> UIImage {
+        UIGraphicsBeginImageContextWithOptions(size, false, 1)
+
+        let context = UIGraphicsGetCurrentContext()
+        context?.setFillColor(color.cgColor)
+        context?.fill(CGRect(x: 0, y: 0, width: size.width, height: size.height))
+
+        let image = UIGraphicsGetImageFromCurrentImageContext()
+        UIGraphicsEndImageContext()
+
+        return image!
+    }
+
+  static func data(length: Int) -> Data {
+    var buffer = [UInt8](repeating: 0, count: length)
+    return Data(bytes: &buffer, count: length)
+  }
+}
+
+// MARK: - Storage
+
+let diskConfig = DiskConfig(name: "Mix")
+
+let storage = try! Storage(diskConfig: diskConfig)
+
+// We already have Codable conformances for:
+// String, UIImage, NSData and NSDate (just for fun =)
+
+let string = "This is a string"
+let image = Helper.image()
+let imageWrapper = ImageWrapper(image: image)
+let newImage = imageWrapper.image
+let data = Helper.data(length: 64)
+let date = Date(timeInterval: 100000, since: Date())
+
+// Add objects to the cache
+try storage.setObject(string, forKey: "string")
+try storage.setObject(imageWrapper, forKey: "imageWrapper")
+try storage.setObject(data, forKey: "data")
+try storage.setObject(date, forKey: "date")
+//
+//// Get objects from the cache
+let cachedString = try? storage.object(ofType: String.self, forKey: "string")
+print(cachedString)
+
+storage.async.object(ofType: ImageWrapper.self, forKey: "imageWrapper") { result in
+    if case .value(let imageWrapper) = result {
+        let image = imageWrapper.image
+        print(image)
+    }
+}
+
+storage.async.object(ofType: Data.self, forKey: "data") { result in
+    if case .value(let data) = result {
+        print(data)
+    }
+}
+
+storage.async.object(ofType: Data.self, forKey: "data") { result in
+    if case .value(let data) = result {
+        print(data)
+    }
+}
+
+storage.async.object(ofType: Date.self, forKey: "date") { result in
+    if case .value(let date) = result {
+        print(date)
+    }
+}
+
+// Clean the cache
+try storage.async.removeAll(completion: { (result) in
+    if case .value = result {
+        print("Cache cleaned")
+    }
+})
+
+PlaygroundPage.current.needsIndefiniteExecution = true

…idCache.playground/contents.xcplayground …Storage.playground/contents.xcplaygroundPlaygrounds/HybridCache.playground/contents.xcplayground renamed to Playgrounds/SimpleStorage.playground/contents.xcplayground Playgrounds/HybridCache.playground/contents.xcplayground renamed to Playgrounds/SimpleStorage.playground/contents.xcplayground

@@ -210,7 +210,7 @@ storage.async.setObject("Oslo", forKey: "my favorite city") { result in
   switch result {
     case .value:
       print("saved successfully")
-    case .error:
+    case .error(let error):
       print(error)
     }
   }
@@ -220,7 +220,7 @@ storage.async.object(ofType: String.self, forKey: "my favorite city") { result i
   switch result {
     case .value(let city):
       print("my favorite city is \(city)")
-    case .error:
+    case .error(let error):
       print(error)
     }
   }