Implement makeDynamicView (#564)

Author: Kyle-Ye

Package.resolved

@@ -0,0 +1,33 @@
+//
+//  AccessibilityCore.swift
+//  OpenSwiftUICore
+//
+//  Audited for 6.5.4
+//  Status: TODO
+
+package enum AccessibilityCore {}
+
+extension _GraphInputs {
+    package var needsAccessibility: Bool {
+        get { options.contains(.needsAccessibility) }
+        set { options.setValue(newValue, for: .needsAccessibility) }
+    }
+}
+
+extension _ViewInputs {
+    package var needsAccessibility: Bool {
+        get { base.needsAccessibility }
+        set { base.needsAccessibility = newValue }
+    }
+}
+
+package struct WithinAccessibilityRotor: ViewInputBoolFlag {
+    package init() {}
+}
+
+extension _ViewInputs {
+    @inline(__always)
+    package var withinAccessibilityRotor: Bool {
+        needsAccessibility && self[WithinAccessibilityRotor.self]
+    }
+}

Sources/OpenSwiftUICore/Accessibility/AccessibilityCore.swift

@@ -12,6 +12,7 @@ import CommonCrypto
 #endif
 
 import Foundation
+import OpenAttributeGraphShims
 import OpenRenderBoxShims
 
 package protocol StronglyHashable {
@@ -149,9 +150,15 @@ package struct StrongHasher {
     }
 
     package mutating func combineType(_ type: any Any.Type) {
-//        let signature = OAGTypeGetSignature
-//        CC_SHA1_Update(&state, signature, 20)
-        preconditionFailure("Blocked by latest OAGTypeGetSignature")
+        let signature = Metadata(type).signature
+        _ = withUnsafePointer(to: signature.bytes) { ptr in
+            #if OPENSWIFTUI_SWIFT_CRYPTO
+            // TODO: Auditd signature API design
+            _openSwiftUIUnimplementedFailure()
+            #else
+            CC_SHA1_Update(&state, ptr, 20)
+            #endif
+        }
     }
 }