Add DescriptiveDynamicProperty (#32)

Author: Kyle-Ye

Sources/OpenSwiftUI/Internal/Other/Tracing.swift

@@ -0,0 +1,62 @@
+//
+//  Tracing.swift
+//
+//
+//  Created by Kyle on 2024/2/1.
+//  Lastest Version: iOS 15.5
+//  Status: WIP
+//  ID: D59B7A281FFF29619A43A3D8F551CCE1
+
+// MARK: - Tracing
+
+enum Tracing {
+    static func libraryName(defining _: Any.Type) -> String {
+        // TODO:
+        ""
+    }
+//    private static moduleLookupCache: ThreadSpecific<[UnsafeRawPointer : String]>
+}
+
+// MARK: - DescriptiveDynamicProperty
+
+private protocol DescriptiveDynamicProperty {
+    var _linkValue: Any { get }
+}
+
+extension DescriptiveDynamicProperty {
+    var linkValueDescription: String {
+        if let descriptiveDynamicProperty = _linkValue as? DescriptiveDynamicProperty {
+            descriptiveDynamicProperty.linkValueDescription
+        } else {
+            String(describing: _linkValue)
+        }
+    }
+}
+
+extension DynamicProperty {
+    fileprivate var linkValueDescription: String {
+        if let descriptiveDynamicProperty = self as? DescriptiveDynamicProperty {
+            descriptiveDynamicProperty.linkValueDescription
+        } else {
+            String(describing: self)
+        }
+    }
+}
+
+extension State: DescriptiveDynamicProperty {
+    fileprivate var _linkValue: Any {
+        projectedValue.wrappedValue
+    }
+}
+
+extension Binding: DescriptiveDynamicProperty {
+    fileprivate var _linkValue: Any {
+        wrappedValue
+    }
+}
+
+extension Environment: DescriptiveDynamicProperty {
+    fileprivate var _linkValue: Any {
+        wrappedValue
+    }
+}