+ CSSOM

Author: j-f1

Package.swift

@@ -47,6 +47,10 @@ let package = Package(
             name: "Gamepad",
             targets: ["Gamepad"]
         ),
+        .library(
+            name: "CSSOM",
+            targets: ["CSSOM"]
+        ),
         .executable(name: "WebIDLToSwift", targets: ["WebIDLToSwift"]),
     ],
     dependencies: [
@@ -96,6 +100,10 @@ let package = Package(
             name: "Gamepad",
             dependencies: ["DOM", "WebAPIBase", "ECMAScript"]
         ),
+        .target(
+            name: "CSSOM",
+            dependencies: ["DOM", "WebAPIBase", "ECMAScript"]
+        ),
         // This support library should be moved to JavaScriptKit
         .target(name: "ECMAScript", dependencies: [
             "JavaScriptKit",

Sources/CSSOM/Customized.swift

@@ -0,0 +1,41 @@
+import ECMAScript
+import JavaScriptKit
+
+// copied out of generated file to work around issue with `colorSpace` being more permissive than in superclass
+public class CSSColor: CSSColorValue {
+    @inlinable override public class var constructor: JSFunction? { JSObject.global[Strings.CSSColor].function }
+
+    public required init(unsafelyWrapping jsObject: JSObject) {
+        _colorSpace = ReadWriteAttribute(jsObject: jsObject, name: Strings.colorSpace)
+        _channels = ReadWriteAttribute(jsObject: jsObject, name: Strings.channels)
+        _alpha = ReadWriteAttribute(jsObject: jsObject, name: Strings.alpha)
+        super.init(unsafelyWrapping: jsObject)
+    }
+
+    @inlinable public convenience init(colorSpace: CSSKeywordish, channels: [CSSColorPercent], alpha: CSSNumberish? = nil) {
+        self.init(unsafelyWrapping: Self.constructor!.new(arguments: [_toJSValue(colorSpace), _toJSValue(channels), _toJSValue(alpha)]))
+    }
+
+    @available(*, unavailable)
+    override public var colorSpace: CSSKeywordValue {
+        get { colorSpaceOrString.cssKeywordValue! }
+        set { colorSpaceOrString = .cssKeywordValue(newValue) }
+    }
+
+    @usableFromInline let _colorSpace: ReadWriteAttribute<CSSKeywordish>
+    @inlinable public var colorSpaceOrString: CSSKeywordish {
+        get { _colorSpace.wrappedValue }
+        set { _colorSpace.wrappedValue = newValue }
+    }
+
+    @ReadWriteAttribute
+    public var channels: [CSSColorPercent]
+
+    @ReadWriteAttribute
+    public var alpha: CSSNumberish
+}
+
+extension Strings {
+    @usableFromInline static let CSSColor: JSString = "CSSColor"
+    @usableFromInline static let channels: JSString = "channels"
+}