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Merged
vnixx merged 2 commits into from
Oct 16, 2026
Merged

fix: restore a green test suite and fix the bugs it exposed #9

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826b5d9
fix: restore a green test suite and fix bugs it exposed
vnixx Oct 16, 2026
d7235b5
chore: apply Xcode 27 project format rewrites
vnixx Oct 16, 2026
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2 changes: 0 additions & 2 deletions ...ample/watchOS_Example.xcodeproj/xcshareddata/xcschemes/watchOS_Example Watch App.xcscheme
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Expand Up @@ -59,7 +59,6 @@
BuildableIdentifier = "primary"
BlueprintIdentifier = "D0F71F012B4EAF4A002E03F7"
BuildableName = "watchOS_Example Watch App.app"
BlueprintName = "watchOS_Example Watch App"
ReferencedContainer = "container:watchOS_Example.xcodeproj">
</BuildableReference>
</BuildableProductRunnable>
Expand All @@ -76,7 +75,6 @@
BuildableIdentifier = "primary"
BlueprintIdentifier = "D0F71F012B4EAF4A002E03F7"
BuildableName = "watchOS_Example Watch App.app"
BlueprintName = "watchOS_Example Watch App"
ReferencedContainer = "container:watchOS_Example.xcodeproj">
</BuildableReference>
</BuildableProductRunnable>
Expand Down
24 changes: 12 additions & 12 deletions ReerKit.xcodeproj/project.pbxproj
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Expand Up @@ -634,11 +634,6 @@
D03512B92D362F4C00F4B5F2 /* Double+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D03510062D362F4C00F4B5F2 /* Double+REExtensions.swift */; };
D03512BA2D362F4C00F4B5F2 /* DeinitObservable.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0350FF92D362F4C00F4B5F2 /* DeinitObservable.swift */; };
D03512BB2D362F4C00F4B5F2 /* FileManager+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0350FE02D362F4C00F4B5F2 /* FileManager+REExtensions.swift */; };
D0USRDEF2EF6780100AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780200AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780300AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780400AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780500AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D03512BC2D362F4C00F4B5F2 /* LinkedList.swift in Sources */ = {isa = PBXBuildFile; fileRef = D035103A2D362F4C00F4B5F2 /* LinkedList.swift */; };
D03512BD2D362F4C00F4B5F2 /* Sequence+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D035100F2D362F4C00F4B5F2 /* Sequence+REExtensions.swift */; };
D03512BE2D362F4C00F4B5F2 /* TypeNameDescribable.swift in Sources */ = {isa = PBXBuildFile; fileRef = D03510612D362F4C00F4B5F2 /* TypeNameDescribable.swift */; };
Expand Down Expand Up @@ -727,7 +722,6 @@
D036EAFE2B26FE5C00D451D6 /* InvocationTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D036EAFD2B26FE5C00D451D6 /* InvocationTests.swift */; };
D0397614286E12A900C33E17 /* OptionalExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0397613286E12A900C33E17 /* OptionalExtensionsTests.swift */; };
D03CC8ED2AE6816C00FCF78D /* DataExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0421AD22939033800452845 /* DataExtensionsTests.swift */; };
D0USRDEF2EF6789100AAAA00 /* UserDefaultsExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6789000AAAA00 /* UserDefaultsExtensionsTests.swift */; };
D0421ACF2938F5D500452845 /* CalendarExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0421ACE2938F5D500452845 /* CalendarExtensionsTests.swift */; };
D0421AD32939033800452845 /* DataExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0421AD22939033800452845 /* DataExtensionsTests.swift */; };
D04B859629F9A19200177357 /* ReerKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D04B858E29F9A19200177357 /* ReerKit.framework */; };
Expand Down Expand Up @@ -833,6 +827,12 @@
D0F39A84287DF21300A754B2 /* TestHelpers.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0F39A83287DF21300A754B2 /* TestHelpers.swift */; };
D0FB4058286363380019D56A /* OnceTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0FB4057286363380019D56A /* OnceTests.swift */; };
D0FD1FF52B232796000A433D /* test_gray.png in Resources */ = {isa = PBXBuildFile; fileRef = D0FD1FF42B232796000A433D /* test_gray.png */; };
D0USRDEF2EF6780100AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780200AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780300AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780400AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6780500AAAA00 /* UserDefaults+REExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */; };
D0USRDEF2EF6789100AAAA00 /* UserDefaultsExtensionsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D0USRDEF2EF6789000AAAA00 /* UserDefaultsExtensionsTests.swift */; };
/* End PBXBuildFile section */

/* Begin PBXContainerItemProxy section */
Expand Down Expand Up @@ -924,7 +924,6 @@
D0350FE82D362F4C00F4B5F2 /* Timer+REExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Timer+REExtensions.swift"; sourceTree = "<group>"; };
D0350FE92D362F4C00F4B5F2 /* URL+REExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "URL+REExtensions.swift"; sourceTree = "<group>"; };
D0350FEA2D362F4C00F4B5F2 /* URLRequest+REExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "URLRequest+REExtensions.swift"; sourceTree = "<group>"; };
D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UserDefaults+REExtensions.swift"; sourceTree = "<group>"; };
D0350FEC2D362F4C00F4B5F2 /* ReerKit.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReerKit.swift; sourceTree = "<group>"; };
D0350FEE2D362F4C00F4B5F2 /* Punycode.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Punycode.swift; sourceTree = "<group>"; };
D0350FEF2D362F4C00F4B5F2 /* RSA.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RSA.swift; sourceTree = "<group>"; };
Expand Down Expand Up @@ -1038,7 +1037,6 @@
D0397613286E12A900C33E17 /* OptionalExtensionsTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OptionalExtensionsTests.swift; sourceTree = "<group>"; };
D0421ACE2938F5D500452845 /* CalendarExtensionsTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CalendarExtensionsTests.swift; sourceTree = "<group>"; };
D0421AD22939033800452845 /* DataExtensionsTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DataExtensionsTests.swift; sourceTree = "<group>"; };
D0USRDEF2EF6789000AAAA00 /* UserDefaultsExtensionsTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserDefaultsExtensionsTests.swift; sourceTree = "<group>"; };
D04B858E29F9A19200177357 /* ReerKit.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = ReerKit.framework; sourceTree = BUILT_PRODUCTS_DIR; };
D04B859529F9A19200177357 /* ReerKit-macOSTests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "ReerKit-macOSTests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
D04B863929F9A60B00177357 /* ReerKit.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = ReerKit.framework; sourceTree = BUILT_PRODUCTS_DIR; };
Expand Down Expand Up @@ -1139,6 +1137,8 @@
D0F39A83287DF21300A754B2 /* TestHelpers.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = TestHelpers.swift; sourceTree = "<group>"; };
D0FB4057286363380019D56A /* OnceTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = OnceTests.swift; sourceTree = "<group>"; };
D0FD1FF42B232796000A433D /* test_gray.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = test_gray.png; sourceTree = "<group>"; };
D0USRDEF2EF6780000AAAA00 /* UserDefaults+REExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UserDefaults+REExtensions.swift"; sourceTree = "<group>"; };
D0USRDEF2EF6789000AAAA00 /* UserDefaultsExtensionsTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserDefaultsExtensionsTests.swift; sourceTree = "<group>"; };
/* End PBXFileReference section */

/* Begin PBXFrameworksBuildPhase section */
Expand Down Expand Up @@ -3977,7 +3977,7 @@
GENERATE_INFOPLIST_FILE = YES;
INFOPLIST_KEY_NSHumanReadableCopyright = "";
INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
IPHONEOS_DEPLOYMENT_TARGET = 11.0;
IPHONEOS_DEPLOYMENT_TARGET = 15.0;
LD_RUNPATH_SEARCH_PATHS = (
"$(inherited)",
"@executable_path/Frameworks",
Expand Down Expand Up @@ -4058,7 +4058,7 @@
GENERATE_INFOPLIST_FILE = YES;
INFOPLIST_KEY_NSHumanReadableCopyright = "";
INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
IPHONEOS_DEPLOYMENT_TARGET = 11.0;
IPHONEOS_DEPLOYMENT_TARGET = 15.0;
LD_RUNPATH_SEARCH_PATHS = (
"$(inherited)",
"@executable_path/Frameworks",
Expand Down Expand Up @@ -4138,7 +4138,7 @@
GCC_WARN_UNUSED_FUNCTION = YES;
GCC_WARN_UNUSED_VARIABLE = YES;
GENERATE_INFOPLIST_FILE = YES;
IPHONEOS_DEPLOYMENT_TARGET = 13.0;
IPHONEOS_DEPLOYMENT_TARGET = 15.0;
LD_RUNPATH_SEARCH_PATHS = (
"$(inherited)",
"@executable_path/Frameworks",
Expand Down Expand Up @@ -4209,7 +4209,7 @@
GCC_WARN_UNUSED_FUNCTION = YES;
GCC_WARN_UNUSED_VARIABLE = YES;
GENERATE_INFOPLIST_FILE = YES;
IPHONEOS_DEPLOYMENT_TARGET = 13.0;
IPHONEOS_DEPLOYMENT_TARGET = 15.0;
LD_RUNPATH_SEARCH_PATHS = (
"$(inherited)",
"@executable_path/Frameworks",
Expand Down
2 changes: 2 additions & 0 deletions ReerKit.xcodeproj/xcshareddata/xcschemes/ReerKit-iOS.xcscheme
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Expand Up @@ -27,6 +27,8 @@
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES"
language = "en"
region = "US"
codeCoverageEnabled = "YES">
<Testables>
<TestableReference
Expand Down
2 changes: 2 additions & 0 deletions ReerKit.xcodeproj/xcshareddata/xcschemes/ReerKit-visionOS.xcscheme
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Expand Up @@ -27,6 +27,8 @@
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES"
language = "en"
region = "US"
shouldAutocreateTestPlan = "YES">
<Testables>
<TestableReference
Expand Down
2 changes: 2 additions & 0 deletions ReerKit.xcodeproj/xcshareddata/xcschemes/ReerKit-watchOSTests.xcscheme
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Expand Up @@ -11,6 +11,8 @@
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES"
language = "en"
region = "US"
shouldAutocreateTestPlan = "YES">
<Testables>
<TestableReference
Expand Down
10 changes: 6 additions & 4 deletions Sources/ReerKit/Foundation/Data+REExtensions.swift
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Expand Up @@ -421,7 +421,7 @@ public extension ReerForEquatable where Base == Data {
///
/// - Parameters:
/// - key: A key length of 16(AES128), 24(AES192) or 32(AES256)
/// - iv: An initialization vector length of 16(CBC), or use the default data that length of 0(ECB)
/// - iv: An initialization vector length of 16 (CBC), or the default empty data to use an all-zero IV (equivalent to ECB for input shorter than one block)
/// - Returns: A `Data` encrypted, or nil if an error occurs.
func aesEncrypt(withKey key: Data, iv: Data = .init()) -> Data? {
guard key.count == 16 || key.count == 24 || key.count == 32 else {
Expand All @@ -443,7 +443,8 @@ public extension ReerForEquatable where Base == Data {
CCAlgorithm(kCCAlgorithmAES),
CCOptions(kCCOptionPKCS7Padding),
keyBytes.baseAddress, key.count,
ivBytes.baseAddress,
// An empty Data still has a non-nil (stack) baseAddress, and CCCrypt would read 16 garbage bytes from it as the IV.
iv.isEmpty ? nil : ivBytes.baseAddress,
dataBytes.baseAddress, base.count,
resultBytes.baseAddress,
resultBytes.count,
Expand All @@ -467,7 +468,7 @@ public extension ReerForEquatable where Base == Data {
///
/// - Parameters:
/// - key: A key length of 16(AES128), 24(AES192) or 32(AES256)
/// - iv: An initialization vector length of 16(CBC), or use the default data that length of 0(ECB)
/// - iv: An initialization vector length of 16 (CBC), or the default empty data to use an all-zero IV (equivalent to ECB for input shorter than one block)
/// - Returns: An `Data` decrypted, or nil if an error occurs.
func aesDecrypt(withKey key: Data, iv: Data = .init()) -> Data? {
guard key.count == 16 || key.count == 24 || key.count == 32 else {
Expand All @@ -489,7 +490,8 @@ public extension ReerForEquatable where Base == Data {
CCAlgorithm(kCCAlgorithmAES),
CCOptions(kCCOptionPKCS7Padding),
keyBytes.baseAddress, key.count,
ivBytes.baseAddress,
// An empty Data still has a non-nil (stack) baseAddress, and CCCrypt would read 16 garbage bytes from it as the IV.
iv.isEmpty ? nil : ivBytes.baseAddress,
dataBytes.baseAddress, base.count,
resultBytes.baseAddress,
resultBytes.count,
Expand Down
8 changes: 7 additions & 1 deletion Sources/ReerKit/Foundation/Date+REExtensions.swift
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Expand Up @@ -1091,7 +1091,13 @@ extension Date {
static let sharedDateFormatter = DateFormatter()

static var dateFormatter: DateFormatter {
return Thread.isMainThread ? sharedDateFormatter: DateFormatter()
guard Thread.isMainThread else { return DateFormatter() }
// Callers such as `iso8601String` customize locale/timeZone on the shared instance,
// so restore the defaults (all three are null_resettable) before handing it out.
sharedDateFormatter.locale = nil
sharedDateFormatter.timeZone = nil
sharedDateFormatter.calendar = nil
return sharedDateFormatter
}
}

Expand Down
14 changes: 8 additions & 6 deletions Sources/ReerKit/StandardLibrary/String+REExtensions.swift
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Expand Up @@ -427,8 +427,9 @@ public extension Reer where Base == String {
#endif

#if canImport(Foundation)
private static var dateFormatter: DateFormatter = {
let formatter = Date.dateFormatter
private static let dateFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.locale = Locale(identifier: "en_US_POSIX")
formatter.timeZone = TimeZone.current
formatter.dateFormat = "yyyy-MM-dd"
return formatter
Expand All @@ -445,8 +446,9 @@ public extension Reer where Base == String {
#endif

#if canImport(Foundation)
private static var dateTimeFormatter: DateFormatter = {
let formatter = Date.dateFormatter
private static let dateTimeFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.locale = Locale(identifier: "en_US_POSIX")
formatter.timeZone = TimeZone.current
formatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
return formatter
Expand Down Expand Up @@ -1474,7 +1476,7 @@ public extension Reer where Base == String {
///
/// - Parameters:
/// - key: A key with a length of 16(AES128), 24(AES192) or 32(AES256) after conversion to data
/// - iv: An initialization vector with a length of 16(CBC) after conversion to data, or use the default data that length of 0(EBC)
/// - iv: An initialization vector with a length of 16 (CBC) after conversion to data, or the default empty string to use an all-zero IV
/// - Returns: A base64 encoded string of the encrypted Data encrypted, or nil if an error occurs.
func aesEncrypt(withKey key: String, iv: String = "") -> String? {
guard let data = base.re.utf8Data,
Expand All @@ -1489,7 +1491,7 @@ public extension Reer where Base == String {
///
/// - Parameters:
/// - key: A key with a length of 16(AES128), 24(AES192) or 32(AES256) after conversion to data
/// - iv: An initialization vector with a length of 16(CBC) after conversion to data, or use the default data that length of 0(EBC)
/// - iv: An initialization vector with a length of 16 (CBC) after conversion to data, or the default empty string to use an all-zero IV
/// - Returns: A decrypted string, or nil if an error occurs.
func aesDecrypt(withKey key: String, iv: String = "") -> String? {
guard let data = Data(base64Encoded: base, options: .ignoreUnknownCharacters),
Expand Down
9 changes: 8 additions & 1 deletion Sources/ReerKit/UIKit/UIImage+REExtensions.swift
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Expand Up @@ -354,6 +354,7 @@ public extension Reer where Base: UIImage {
corners = temp
}

guard base.size.width > 0, base.size.height > 0 else { return base }
UIGraphicsBeginImageContextWithOptions(base.size, false, base.scale)
guard let context = UIGraphicsGetCurrentContext() else {
return base
Expand Down Expand Up @@ -498,6 +499,7 @@ public extension Reer where Base: UIImage {
height: destRect.height.rounded()
)

guard roundedDestRect.width > 0, roundedDestRect.height > 0 else { return nil }
UIGraphicsBeginImageContextWithOptions(roundedDestRect.size, false, base.scale)
guard let contextRef = UIGraphicsGetCurrentContext() else { return nil }
contextRef.setShouldAntialias(true)
Expand Down Expand Up @@ -538,6 +540,7 @@ public extension Reer where Base: UIImage {
height: destRect.height.rounded()
)

guard roundedDestRect.width > 0, roundedDestRect.height > 0 else { return nil }
UIGraphicsBeginImageContextWithOptions(roundedDestRect.size, false, base.scale)
guard let contextRef = UIGraphicsGetCurrentContext() else { return nil }

Expand Down Expand Up @@ -592,7 +595,8 @@ public extension Reer where Base: UIImage {
///
/// - Returns: A new image with orientation .up, or the original image if already .up.
func orientationFixed() -> UIImage {
guard base.imageOrientation != .up else { return base }
guard base.imageOrientation != .up,
base.size.width > 0, base.size.height > 0 else { return base }
UIGraphicsBeginImageContextWithOptions(base.size, false, base.scale)
defer { UIGraphicsEndImageContext() }
base.draw(in: CGRect(origin: .zero, size: base.size))
Expand All @@ -608,6 +612,7 @@ public extension Reer where Base: UIImage {
func resize(toHeight: CGFloat, opaque: Bool = false) -> UIImage? {
let scale = toHeight / base.size.height
let newWidth = base.size.width * scale
guard newWidth > 0, toHeight > 0 else { return nil }
UIGraphicsBeginImageContextWithOptions(CGSize(width: newWidth, height: toHeight), opaque, base.scale)
base.draw(in: CGRect(x: 0, y: 0, width: newWidth, height: toHeight))
let newImage = UIGraphicsGetImageFromCurrentImageContext()
Expand All @@ -624,6 +629,7 @@ public extension Reer where Base: UIImage {
func resize(toWidth: CGFloat, opaque: Bool = false) -> UIImage? {
let scale = toWidth / base.size.width
let newHeight = base.size.height * scale
guard toWidth > 0, newHeight > 0 else { return nil }
UIGraphicsBeginImageContextWithOptions(CGSize(width: toWidth, height: newHeight), opaque, base.scale)
base.draw(in: CGRect(x: 0, y: 0, width: toWidth, height: newHeight))
let newImage = UIGraphicsGetImageFromCurrentImageContext()
Expand Down Expand Up @@ -1065,6 +1071,7 @@ public extension UIImage {
/// - color: image fill color.
/// - size: image size.
static func re(color: UIColor, size: CGSize = .init(width: 1, height: 1)) -> UIImage {
guard size.width > 0, size.height > 0 else { return UIImage() }
UIGraphicsBeginImageContextWithOptions(size, false, 1)

defer {
Expand Down
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