| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See http://swift.org/LICENSE.txt for license information |
| // See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| |
| |
| import CoreFoundation |
| |
| #if os(OSX) || os(iOS) |
| internal let kCFNumberSInt8Type = CFNumberType.sInt8Type |
| internal let kCFNumberSInt16Type = CFNumberType.sInt16Type |
| internal let kCFNumberSInt32Type = CFNumberType.sInt32Type |
| internal let kCFNumberSInt64Type = CFNumberType.sInt64Type |
| internal let kCFNumberFloat32Type = CFNumberType.float32Type |
| internal let kCFNumberFloat64Type = CFNumberType.float64Type |
| internal let kCFNumberCharType = CFNumberType.charType |
| internal let kCFNumberShortType = CFNumberType.shortType |
| internal let kCFNumberIntType = CFNumberType.intType |
| internal let kCFNumberLongType = CFNumberType.longType |
| internal let kCFNumberLongLongType = CFNumberType.longLongType |
| internal let kCFNumberFloatType = CFNumberType.floatType |
| internal let kCFNumberDoubleType = CFNumberType.doubleType |
| internal let kCFNumberCFIndexType = CFNumberType.cfIndexType |
| internal let kCFNumberNSIntegerType = CFNumberType.nsIntegerType |
| internal let kCFNumberCGFloatType = CFNumberType.cgFloatType |
| #endif |
| |
| extension Int : _ObjectTypeBridgeable { |
| public init(_ number: NSNumber) { |
| self = number.intValue |
| } |
| |
| public typealias _ObjectType = NSNumber |
| public func _bridgeToObjectiveC() -> _ObjectType { |
| return NSNumber(value: self) |
| } |
| |
| static public func _forceBridgeFromObjectiveC(_ source: _ObjectType, result: inout Int?) { |
| result = _unconditionallyBridgeFromObjectiveC(source) |
| } |
| |
| @discardableResult |
| static public func _conditionallyBridgeFromObjectiveC(_ source: _ObjectType, result: inout Int?) -> Bool { |
| result = source.intValue |
| return true |
| } |
| |
| static public func _unconditionallyBridgeFromObjectiveC(_ source: _ObjectType?) -> Int { |
| if let object = source { |
| var value: Int? |
| _conditionallyBridgeFromObjectiveC(object, result: &value) |
| return value! |
| } else { |
| return 0 |
| } |
| } |
| } |
| |
| extension UInt : _ObjectTypeBridgeable { |
| public init(_ number: NSNumber) { |
| self = number.uintValue |
| } |
| |
| public typealias _ObjectType = NSNumber |
| public func _bridgeToObjectiveC() -> _ObjectType { |
| return NSNumber(value: self) |
| } |
| |
| static public func _forceBridgeFromObjectiveC(_ source: _ObjectType, result: inout UInt?) { |
| result = _unconditionallyBridgeFromObjectiveC(source) |
| } |
| |
| @discardableResult |
| static public func _conditionallyBridgeFromObjectiveC(_ source: _ObjectType, result: inout UInt?) -> Bool { |
| result = source.uintValue |
| return true |
| } |
| |
| static public func _unconditionallyBridgeFromObjectiveC(_ source: _ObjectType?) -> UInt { |
| if let object = source { |
| var value: UInt? |
| _conditionallyBridgeFromObjectiveC(object, result: &value) |
| return value! |
| } else { |
| return 0 |
| } |
| } |
| } |
| |
| extension Float : _ObjectTypeBridgeable { |
| public init(_ number: NSNumber) { |
| self = number.floatValue |
| } |
| |
| public typealias _ObjectType = NSNumber |
| public func _bridgeToObjectiveC() -> _ObjectType { |
| return NSNumber(value: self) |
| } |
| |
| static public func _forceBridgeFromObjectiveC(_ source: _ObjectType, result: inout Float?) { |
| result = _unconditionallyBridgeFromObjectiveC(source) |
| } |
| |
| @discardableResult |
| static public func _conditionallyBridgeFromObjectiveC(_ source: _ObjectType, result: inout Float?) -> Bool { |
| result = source.floatValue |
| return true |
| } |
| |
| static public func _unconditionallyBridgeFromObjectiveC(_ source: _ObjectType?) -> Float { |
| if let object = source { |
| var value: Float? |
| _conditionallyBridgeFromObjectiveC(object, result: &value) |
| return value! |
| } else { |
| return 0.0 |
| } |
| } |
| } |
| |
| extension Double : _ObjectTypeBridgeable { |
| public init(_ number: NSNumber) { |
| self = number.doubleValue |
| } |
| |
| public typealias _ObjectType = NSNumber |
| public func _bridgeToObjectiveC() -> _ObjectType { |
| return NSNumber(value: self) |
| } |
| |
| static public func _forceBridgeFromObjectiveC(_ source: _ObjectType, result: inout Double?) { |
| result = _unconditionallyBridgeFromObjectiveC(source) |
| } |
| |
| @discardableResult |
| static public func _conditionallyBridgeFromObjectiveC(_ source: _ObjectType, result: inout Double?) -> Bool { |
| result = source.doubleValue |
| return true |
| } |
| |
| static public func _unconditionallyBridgeFromObjectiveC(_ source: _ObjectType?) -> Double { |
| if let object = source { |
| var value: Double? |
| _conditionallyBridgeFromObjectiveC(object, result: &value) |
| return value! |
| } else { |
| return 0.0 |
| } |
| } |
| } |
| |
| extension Bool : _ObjectTypeBridgeable { |
| public init(_ number: NSNumber) { |
| self = number.boolValue |
| } |
| |
| public typealias _ObjectType = NSNumber |
| public func _bridgeToObjectiveC() -> _ObjectType { |
| return NSNumber(value: self) |
| } |
| |
| static public func _forceBridgeFromObjectiveC(_ source: _ObjectType, result: inout Bool?) { |
| result = _unconditionallyBridgeFromObjectiveC(source) |
| } |
| |
| @discardableResult |
| static public func _conditionallyBridgeFromObjectiveC(_ source: _ObjectType, result: inout Bool?) -> Bool { |
| result = source.boolValue |
| return true |
| } |
| |
| static public func _unconditionallyBridgeFromObjectiveC(_ source: _ObjectType?) -> Bool { |
| if let object = source { |
| var value: Bool? |
| _conditionallyBridgeFromObjectiveC(object, result: &value) |
| return value! |
| } else { |
| return false |
| } |
| } |
| } |
| |
| extension Bool : _CFBridgeable { |
| typealias CFType = CFBoolean |
| var _cfObject: CFType { |
| return self ? kCFBooleanTrue : kCFBooleanFalse |
| } |
| } |
| |
| extension NSNumber : ExpressibleByFloatLiteral, ExpressibleByIntegerLiteral, ExpressibleByBooleanLiteral { |
| |
| } |
| |
| open class NSNumber : NSValue { |
| typealias CFType = CFNumber |
| // This layout MUST be the same as CFNumber so that they are bridgeable |
| private var _base = _CFInfo(typeID: CFNumberGetTypeID()) |
| private var _pad: UInt64 = 0 |
| |
| internal let _objCType: _NSSimpleObjCType |
| |
| internal var _cfObject: CFType { |
| return unsafeBitCast(self, to: CFType.self) |
| } |
| |
| open override var hash: Int { |
| return Int(bitPattern: CFHash(_cfObject)) |
| } |
| |
| open override func isEqual(_ value: Any?) -> Bool { |
| if let number = value as? Int { |
| return intValue == number |
| } else if let number = value as? Double { |
| return doubleValue == number |
| } else if let number = value as? Bool { |
| return boolValue == number |
| } else if let number = value as? NSNumber { |
| return CFEqual(_cfObject, number._cfObject) |
| } |
| return false |
| } |
| |
| open override var objCType: UnsafePointer<Int8> { |
| return UnsafePointer<Int8>(bitPattern: UInt(_objCType.rawValue.value))! |
| } |
| |
| deinit { |
| _CFDeinit(self) |
| } |
| |
| public init(value: Int8) { |
| _objCType = .Char |
| super.init() |
| _CFNumberInitInt8(_cfObject, value) |
| } |
| |
| public init(value: UInt8) { |
| _objCType = .UChar |
| super.init() |
| _CFNumberInitUInt8(_cfObject, value) |
| } |
| |
| public init(value: Int16) { |
| _objCType = .Short |
| super.init() |
| _CFNumberInitInt16(_cfObject, value) |
| } |
| |
| public init(value: UInt16) { |
| _objCType = .UShort |
| super.init() |
| _CFNumberInitUInt16(_cfObject, value) |
| } |
| |
| public init(value: Int32) { |
| _objCType = .Long |
| super.init() |
| _CFNumberInitInt32(_cfObject, value) |
| } |
| |
| public init(value: UInt32) { |
| _objCType = .ULong |
| super.init() |
| _CFNumberInitUInt32(_cfObject, value) |
| } |
| |
| public init(value: Int) { |
| _objCType = .Int |
| super.init() |
| _CFNumberInitInt(_cfObject, value) |
| } |
| |
| public init(value: UInt) { |
| _objCType = .UInt |
| super.init() |
| _CFNumberInitUInt(_cfObject, value) |
| } |
| |
| public init(value: Int64) { |
| _objCType = .LongLong |
| super.init() |
| _CFNumberInitInt64(_cfObject, value) |
| } |
| |
| public init(value: UInt64) { |
| _objCType = .ULongLong |
| super.init() |
| _CFNumberInitUInt64(_cfObject, value) |
| } |
| |
| public init(value: Float) { |
| _objCType = .Float |
| super.init() |
| _CFNumberInitFloat(_cfObject, value) |
| } |
| |
| public init(value: Double) { |
| _objCType = .Double |
| super.init() |
| _CFNumberInitDouble(_cfObject, value) |
| } |
| |
| public init(value: Bool) { |
| _objCType = .Bool |
| super.init() |
| _CFNumberInitBool(_cfObject, value) |
| } |
| |
| override internal init() { |
| _objCType = .Undef |
| super.init() |
| } |
| |
| public required convenience init(bytes buffer: UnsafeRawPointer, objCType: UnsafePointer<Int8>) { |
| guard let type = _NSSimpleObjCType(UInt8(objCType.pointee)) else { |
| fatalError("NSNumber.init: unsupported type encoding spec '\(String(cString: objCType))'") |
| } |
| switch type { |
| case .Bool: |
| self.init(value:buffer.load(as: Bool.self)) |
| case .Char: |
| self.init(value:buffer.load(as: Int8.self)) |
| case .UChar: |
| self.init(value:buffer.load(as: UInt8.self)) |
| case .Short: |
| self.init(value:buffer.load(as: Int16.self)) |
| case .UShort: |
| self.init(value:buffer.load(as: UInt16.self)) |
| case .Int, .Long: |
| self.init(value:buffer.load(as: Int32.self)) |
| case .UInt, .ULong: |
| self.init(value:buffer.load(as: UInt32.self)) |
| case .LongLong: |
| self.init(value:buffer.load(as: Int64.self)) |
| case .ULongLong: |
| self.init(value:buffer.load(as: UInt64.self)) |
| case .Float: |
| self.init(value:buffer.load(as: Float.self)) |
| case .Double: |
| self.init(value:buffer.load(as: Double.self)) |
| default: |
| fatalError("NSNumber.init: unsupported type encoding spec '\(String(cString: objCType))'") |
| } |
| } |
| |
| public required convenience init?(coder aDecoder: NSCoder) { |
| guard aDecoder.allowsKeyedCoding else { |
| preconditionFailure("Unkeyed coding is unsupported.") |
| } |
| if type(of: aDecoder) == NSKeyedUnarchiver.self || aDecoder.containsValue(forKey: "NS.number") { |
| let number = aDecoder._decodePropertyListForKey("NS.number") |
| if let val = number as? Double { |
| self.init(value:val) |
| } else if let val = number as? Int { |
| self.init(value:val) |
| } else if let val = number as? Bool { |
| self.init(value:val) |
| } else { |
| return nil |
| } |
| } else { |
| if aDecoder.containsValue(forKey: "NS.boolval") { |
| self.init(value: aDecoder.decodeBool(forKey: "NS.boolval")) |
| } else if aDecoder.containsValue(forKey: "NS.intval") { |
| self.init(value: aDecoder.decodeInt64(forKey: "NS.intval")) |
| } else if aDecoder.containsValue(forKey: "NS.dblval") { |
| self.init(value: aDecoder.decodeDouble(forKey: "NS.dblval")) |
| } else { |
| return nil |
| } |
| } |
| } |
| |
| open var int8Value: Int8 { |
| var val: Int8 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Int8>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberCharType, value) |
| } |
| return val |
| } |
| |
| open var uint8Value: UInt8 { |
| var val: UInt8 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<UInt8>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberCharType, value) |
| } |
| return val |
| } |
| |
| open var int16Value: Int16 { |
| var val: Int16 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Int16>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberShortType, value) |
| } |
| return val |
| } |
| |
| open var uint16Value: UInt16 { |
| var val: UInt16 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<UInt16>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberShortType, value) |
| } |
| return val |
| } |
| |
| open var int32Value: Int32 { |
| var val: Int32 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Int32>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberIntType, value) |
| } |
| return val |
| } |
| |
| open var uint32Value: UInt32 { |
| var val: UInt32 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<UInt32>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberIntType, value) |
| } |
| return val |
| } |
| |
| open var int64Value: Int64 { |
| var val: Int64 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Int64>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberLongLongType, value) |
| } |
| return val |
| } |
| |
| open var uint64Value: UInt64 { |
| var val: UInt64 = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<UInt64>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberLongLongType, value) |
| } |
| return val |
| } |
| |
| open var floatValue: Float { |
| var val: Float = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Float>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberFloatType, value) |
| } |
| return val |
| } |
| |
| open var doubleValue: Double { |
| var val: Double = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Double>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberDoubleType, value) |
| } |
| return val |
| } |
| |
| open var boolValue: Bool { |
| return int64Value != 0 |
| } |
| |
| open var intValue: Int { |
| var val: Int = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<Int>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberLongType, value) |
| } |
| return val |
| } |
| |
| open var uintValue: UInt { |
| var val: UInt = 0 |
| withUnsafeMutablePointer(to: &val) { (value: UnsafeMutablePointer<UInt>) -> Void in |
| CFNumberGetValue(_cfObject, kCFNumberLongType, value) |
| } |
| return val |
| } |
| |
| open var stringValue: String { |
| return description(withLocale: nil) |
| } |
| |
| /// Create an instance initialized to `value`. |
| public required convenience init(integerLiteral value: Int) { |
| self.init(value: value) |
| } |
| |
| /// Create an instance initialized to `value`. |
| public required convenience init(floatLiteral value: Double) { |
| self.init(value: value) |
| } |
| |
| /// Create an instance initialized to `value`. |
| public required convenience init(booleanLiteral value: Bool) { |
| self.init(value: value) |
| } |
| |
| open func compare(_ otherNumber: NSNumber) -> ComparisonResult { |
| return ._fromCF(CFNumberCompare(_cfObject, otherNumber._cfObject, nil)) |
| } |
| |
| open func description(withLocale locale: Locale?) -> String { |
| let aLocale = locale |
| let formatter: CFNumberFormatter |
| if (aLocale == nil) { |
| formatter = CFNumberFormatterCreate(nil, CFLocaleCopyCurrent(), kCFNumberFormatterNoStyle) |
| CFNumberFormatterSetProperty(formatter, kCFNumberFormatterMaxFractionDigits, 15._bridgeToObjectiveC()) |
| |
| } else { |
| formatter = CFNumberFormatterCreate(nil, aLocale?._cfObject, kCFNumberFormatterDecimalStyle) |
| } |
| return CFNumberFormatterCreateStringWithNumber(nil, formatter, self._cfObject)._swiftObject |
| } |
| |
| override open var _cfTypeID: CFTypeID { |
| return CFNumberGetTypeID() |
| } |
| |
| open override var description: String { |
| return description(withLocale: nil) |
| } |
| } |
| |
| extension CFNumber : _NSBridgeable { |
| typealias NSType = NSNumber |
| internal var _nsObject: NSType { return unsafeBitCast(self, to: NSType.self) } |
| } |
| |