Add @_transparent for TupleType (#121)

Author: Kyle-Ye

Sources/OpenGraph/Runtime/TupleType.swift

@@ -10,33 +10,43 @@ public import OpenGraph_SPI
 // MARK: TupleType
 
 extension TupleType {
+    @_transparent
     public init(_ types: [Any.Type]) {
         self.init(count: types.count, elements: types.map(Metadata.init))
     }
-    
+
+    @_transparent
     public init(_ type: Any.Type) {
         self.init(rawValue: unsafeBitCast(type, to: UnsafePointer<_Metadata>.self))
     }
 
+    @_transparent
     public var isEmpty: Bool { count == 0 }
+
+    @_transparent
     public var indices: Range<Int> { 0 ..< count }
-    
+
+    @_transparent
     public var type: Any.Type {
         unsafeBitCast(rawValue, to: Any.Type.self)
     }
-    
+
+    @_transparent
     public func type(at index: Int) -> Any.Type {
         elementType(at: index).type
     }
-    
+
+    @_transparent    
     public func offset<T>(at index: Int, as type: T.Type) -> Int {
         elementOffset(at: index, type: Metadata(type))
     }
-    
+
+    @_transparent
     public func setElement<T>(in tupleValue: UnsafeMutableRawPointer, at index: Int, from srcValue: UnsafePointer<T>, options: CopyOptions) {
         __OGTupleSetElement(self, tupleValue, index, srcValue, Metadata(T.self), options)
     }
-    
+
+    @_transparent    
     public func getElement<T>(in tupleValue: UnsafeMutableRawPointer, at index: Int, to dstValue: UnsafeMutablePointer<T>, options: CopyOptions) {
         __OGTupleGetElement(self, tupleValue, index, dstValue, Metadata(T.self), options)
     }
@@ -76,6 +86,7 @@ extension UnsafeTuple {
 // MARK: - UnsafeMutableTuple
 
 extension UnsafeMutableTuple {
+    @_transparent
     public init(with tupleType: TupleType) {
         self.init(
             type: tupleType,
@@ -86,48 +97,61 @@ extension UnsafeMutableTuple {
         )
     }
 
+    @_transparent
     public func initialize<T>(at index: Int, to element: T) {
         withUnsafePointer(to: element) { elementPointer in
             type.setElement(in: value, at: index, from: elementPointer, options: .initCopy)
         }
     }
 
+    @_transparent
     public func deinitialize() {
         type.destroy(value)
     }
 
+    @_transparent
     public func deinitialize(at index: Int) {
         type.destroy(value, at: index)
     }
 
+    @_transparent
     public func deallocate(initialized: Bool) {
         if initialized {
             deinitialize()
         }
         value.deallocate()
     }
 
+    @_transparent
     public var count: Int { type.count }
+
+    @_transparent
     public var isEmpty: Bool { type.isEmpty }
+
+    @_transparent
     public var indices: Range<Int> { type.indices }
 
+    @_transparent
     public func address<T>(as _: T.Type = T.self) -> UnsafeMutablePointer<T> {
         guard type.type == T.self else {
             preconditionFailure()
         }
         return value.assumingMemoryBound(to: T.self)
     }
 
+    @_transparent
     public func address<T>(of index: Int, as _: T.Type = T.self) -> UnsafeMutablePointer<T> {
         value.advanced(by: type.elementOffset(at: index, type: Metadata(T.self)))
             .assumingMemoryBound(to: T.self)
     }
 
+    @_transparent
     public subscript<T>() -> T {
         unsafeAddress { UnsafePointer(address(as: T.self)) }
         nonmutating unsafeMutableAddress { address(as: T.self) }
     }
 
+    @_transparent
     public subscript<T>(_ index: Int) -> T {
         unsafeAddress { UnsafePointer(address(of: index, as: T.self)) }
         nonmutating unsafeMutableAddress { address(of: index, as: T.self) }