Use globalThis instead of global

Author: MaxDesiatov

Sources/DOMKit/ECMAScript/Support.swift

@@ -4,13 +4,8 @@
 
 import JavaScriptKit
 
-public class Global {
-    public let jsObject = JSObject.global
-    public let document: Document
-
-    init() {
-         document = Document(unsafelyWrapping: jsObject.document.object!)
-    }
+public extension Window {
+    public var document: Document { Document(unsafelyWrapping: jsObject.document.object!) }
 }
 
 public extension Document {
@@ -25,7 +20,7 @@ public extension HTMLElement {
     }
 }
 
-public let global = Global()
+public let globalThis = Window(from: JSObject.global.jsValue())!
 
 public class ReadableStream: JSBridgedClass {
 

Tests/DOMKitTests/DOMKitTests.swift

@@ -3,7 +3,7 @@ import DOMKit
 
 final class DOMKitTests: XCTestCase {
     func testExample() {
-        let document = global.document
+        let document = globalThis.document
         let button = document.createElement(localName: "button")
         button.textContent = "Hello, world!"
         button.addEventListener(type: "click") { event in