Add additional macros

Package.swift

@@ -92,7 +92,12 @@ let package = Package(
                     ["-Xlinker", "-undefined",
                      "-Xlinker", "dynamic_lookup"])]),
         // Idea: -mark_dead_strippable_dylib
-
+        .testTarget(name: "SwiftGodotMacroTests",
+                    dependencies: [
+                        "SwiftGodotMacroLibrary",
+                        .product(name: "SwiftSyntaxMacrosTestSupport", package: "swift-syntax")
+                    ])
+
         // Test suite for SwiftGodot
 //        .testTarget(
 //            name: "SwiftGodotTests",

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/MainLevel-multiscript-3.swift

@@ -7,11 +7,12 @@
 
 import Foundation
 import SwiftGodot
+import SwiftGodotMacros
 
 @Godot
 class MainLevel: Node2D {
-    var player: PlayerController?
-    var spawnpoint: Node2D?
-    var teleportArea: Area2D?
+    @SceneTree(path: "CharacterBody2D") var player: PlayerController?
+    @SceneTree(path: "Spawnpoint") var spawnpoint: Node2D?
+    @SceneTree(path: "Telepoint") var teleportArea: Area2D?
 
 }

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/MainLevel-multiscript-4.swift

@@ -7,17 +7,19 @@
 
 import Foundation
 import SwiftGodot
+import SwiftGodotMacros
 
 @Godot
 class MainLevel: Node2D {
-    var player: PlayerController?
-    var spawnpoint: Node2D?
-    var teleportArea: Area2D?
+    @SceneTree(path: "CharacterBody2D") var player: PlayerController?
+    @SceneTree(path: "Spawnpoint") var spawnpoint: Node2D?
+    @SceneTree(path: "Telepoint") var teleportArea: Area2D?
 
-    override func _ready() {
-        self.player = getNodeOrNull(path: "CharacterBody2D") as? PlayerController
-        self.teleportArea = getNodeOrNull(path: "Telepoint") as? Area2D
-        self.spawnpoint = getNodeOrNull(path: "Spawnpoint") as? Node2D
-        super._ready()
+    private func teleportPlayerToTop() {
+        guard let player, let spawnpoint else {
+            GD.pushWarning("Player or spawnpoint is missing.")
+            return
+        }
+
     }
 }

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/MainLevel-multiscript-5.swift

@@ -7,25 +7,20 @@
 
 import Foundation
 import SwiftGodot
+import SwiftGodotMacros
 
 @Godot
 class MainLevel: Node2D {
-    var player: PlayerController?
-    var spawnpoint: Node2D?
-    var teleportArea: Area2D?
-
-    override func _ready() {
-        self.player = getNodeOrNull(path: "CharacterBody2D") as? PlayerController
-        self.teleportArea = getNodeOrNull(path: "Telepoint") as? Area2D
-        self.spawnpoint = getNodeOrNull(path: "Spawnpoint") as? Node2D
-        super._ready()
-    }
+    @SceneTree(path: "CharacterBody2D") var player: PlayerController?
+    @SceneTree(path: "Spawnpoint") var spawnpoint: Node2D?
+    @SceneTree(path: "Telepoint") var teleportArea: Area2D?
 
     private func teleportPlayerToTop() {
         guard let player, let spawnpoint else {
             GD.pushWarning("Player or spawnpoint is missing.")
             return
         }
-
+
+        player.position = Vector2(x: player.position.x, y: spawnpoint.position.y)
     }
 }

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/MainLevel-multiscript-6.swift

@@ -7,17 +7,21 @@
 
 import Foundation
 import SwiftGodot
+import SwiftGodotMacros
 
 @Godot
 class MainLevel: Node2D {
-    var player: PlayerController?
-    var spawnpoint: Node2D?
-    var teleportArea: Area2D?
+    @SceneTree(path: "CharacterBody2D") var player: PlayerController?
+    @SceneTree(path: "Spawnpoint") var spawnpoint: Node2D?
+    @SceneTree(path: "Telepoint") var teleportArea: Area2D?
 
     override func _ready() {
-        self.player = getNodeOrNull(path: "CharacterBody2D") as? PlayerController
-        self.teleportArea = getNodeOrNull(path: "Telepoint") as? Area2D
-        self.spawnpoint = getNodeOrNull(path: "Spawnpoint") as? Node2D
+        teleportArea?.bodyEntered.connect { [self] enteredBody in
+            if enteredBody.isClass("\(PlayerController.self)") {
+                teleportPlayerToTop()
+            }
+        }
+
         super._ready()
     }
 

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/MainLevel-multiscript-init.swift

@@ -7,3 +7,4 @@
 
 import Foundation
 import SwiftGodot
+import SwiftGodotMacros

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/SimpleRunnerDriver-multiscript-2.swift

@@ -2,22 +2,8 @@
 // https://docs.swift.org/swift-book
 
 import SwiftGodot
+import SwiftGodotMacros
 
-func setupExtension(at level: GDExtension.InitializationLevel) {
-    if level == .scene {
-        register(type: PlayerController.self)
-        register(type: MainLevel.self)
-    }
-}
+let allNodes: [Wrapped.Type] = [PlayerController.self, MainLevel.self]
 
-@_cdecl("swift_entry_point")
-public func swift_entry_point(interfacePtr: OpaquePointer?,
-                              libraryPtr: OpaquePointer?,
-                              extensionPtr: OpaquePointer?) -> UInt8 {
-    guard let interfacePtr, let libraryPtr, let extensionPtr else {
-        print("Not all pointers are available.")
-        return 0
-    }
-    initializeSwiftModule(interfacePtr, libraryPtr, extensionPtr, initHook: setupExtension, deInitHook: { _ in })
-    return 1
-}
+#initSwiftExtension(cdecl: "swift_entry_point", types: allNodes)

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/SimpleRunnerDriver-starter-2.swift

@@ -2,15 +2,6 @@
 // https://docs.swift.org/swift-book
 
 import SwiftGodot
+import SwiftGodotMacros
 
-@_cdecl("swift_entry_point")
-public func swift_entry_point(interfacePtr: OpaquePointer?,
-                              libraryPtr: OpaquePointer?,
-                              extensionPtr: OpaquePointer?) -> UInt8 {
-    guard let interfacePtr, let libraryPtr, let extensionPtr else {
-        print("Not all pointers are available.")
-        return 0
-    }
-    initializeSwiftModule(interfacePtr, libraryPtr, extensionPtr, initHook: { _ in }, deInitHook: { _ in })
-    return 1
-}
+#initSwiftExtension(cdecl: "swift_entry_point", types: [])

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/SimpleRunnerDriver-starter-3.swift

@@ -2,21 +2,6 @@
 // https://docs.swift.org/swift-book
 
 import SwiftGodot
+import SwiftGodotMacros
 
-func setupExtension(at level: GDExtension.InitializationLevel) {
-    if level == .scene {
-
-    }
-}
-
-@_cdecl("swift_entry_point")
-public func swift_entry_point(interfacePtr: OpaquePointer?,
-                              libraryPtr: OpaquePointer?,
-                              extensionPtr: OpaquePointer?) -> UInt8 {
-    guard let interfacePtr, let libraryPtr, let extensionPtr else {
-        print("Not all pointers are available.")
-        return 0
-    }
-    initializeSwiftModule(interfacePtr, libraryPtr, extensionPtr, initHook: setupExtension, deInitHook: { _ in })
-    return 1
-}
+#initSwiftExtension(cdecl: "swift_entry_point", types: [PlayerController.self])

Sources/SwiftGodot/SwiftGodot.docc/Resources/Tutorials/Sources/SwiftGodotKit-Main.swift

@@ -8,6 +8,7 @@
 import Foundation
 import SwiftGodotKit
 import SwiftGodot
+import SwiftGodotMacros
 
 
 func loadScene (scene: SceneTree) {

Sources/SwiftGodot/SwiftGodot.docc/Tutorials/Writing Multiple Scripts.tutorial

@@ -70,7 +70,7 @@
         @Steps {
             @Step {
                 Create a new Swift file called **MainLevel** in the SimpleRunnerDriver package and import the SwiftGodot
-                library.
+                and SwiftGodotMacros libraries.
 
                 @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-init.swift", reset: true)
             }
@@ -80,7 +80,8 @@
                 @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-2.swift")
             }
             @Step {
-                Add the `player`, `spawnpoint`, and `teleportArea` properties to `MainLevel.`
+                Add the `player`, `spawnpoint`, and `teleportArea` properties to `MainLevel`, using the `@SceneTree`
+                macro to list their names in the scene tree.
 
                 Note that these properties are marked optional, as they may not exist in the scene tree.
 
@@ -89,25 +90,13 @@
                            alt: "A screenshot of the scene tree for the main level in Godot.")
                 }
             }
-            @Step {
-                In the `_ready()` method, assign the newly created node properties by using `getNodeOrNull(path:)`
-                method.
-
-                Note that the path matches the names as seen in the scene tree. As these nodes are direct children of
-                the main level node, extra pathing is not required.
-
-                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-4.swift") {
-                    @Image(source: "Godot-MainLevel-SceneTree",
-                           alt: "A screenshot of the scene tree for the main level in Godot.")
-                }
-            }
             @Step {
                 Create a new `teleportPlayerToTop()` method and add a guard statement to check that the player and spawn
                 point exist.
 
                 `GD.pushWarning(_:)` allows us to send warning messages to Godot's console.
 
-                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-5.swift")
+                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-4.swift")
             }
             @Step {
                 Set the player's position so that their horizontal coordinate is kept, but the vertical coordinate is
@@ -116,20 +105,20 @@
                 This will effectively teleport the player to the top of the map, preserving where the player was on the
                 horizontal axis.
 
-                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-6.swift")
+                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-5.swift")
             }
             @Step {
-                In `_ready()`, connect the teleport area's `bodyEntered` signal method to check if the player has
-                entered the area and teleport them when necessary.
+                In the `_ready()` method, connect the teleport area's `bodyEntered` signal method to check if the player
+                has entered the area and teleport them when necessary.
 
-                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-7.swift")
+                @Code(name: "MainLevel.swift", file: "MainLevel-multiscript-6.swift")
             }
             @Step {
                 Register the class type in `SimpleRunnerDriver.swift` to expose it to Godot.
 
                 @Code(name: "SimpleRunnerDriver.swift",
                       file: "SimpleRunnerDriver-multiscript-2.swift",
-                      previousFile: "SimpleRunnerDriver-starter-4.swift")
+                      previousFile: "SimpleRunnerDriver-starter-3.swift")
             }
         }
     }

Sources/SwiftGodot/SwiftGodot.docc/Tutorials/Your First Extension.tutorial

@@ -47,19 +47,14 @@
                 @Code(name: "Package.swift", file: "Package-starter-4.swift")
             }
             @Step {
-                In SimpleRunnerDriver.swift, import the SwiftGodot library and write a function `swift_entry_point` that
-                will initialize the extension.
+                In SimpleRunnerDriver.swift, import the SwiftGodot and SwiftGodotMacros libraries and call the
+                `initSwiftExtension` macro to create an entry point. For now, we can pass an empty array for the nodes
+                to be registered.
 
                 @Code(name: "SimpleRunnerDriver.swift",
                       file: "SimpleRunnerDriver-starter-2.swift",
                       previousFile: "SimpleRunnerDriver-starter-init.swift")
             }
-            @Step {
-                Write a `setupExtension` method that will handle registering our game script classes, and replace the
-                initHook parameter in `initializeSwiftModule` with our new function.
-
-                @Code(name: "SimpleRunnerDriver.swift", file: "SimpleRunnerDriver-starter-3.swift")
-            }
         }
     }
 
@@ -129,14 +124,14 @@
                 @Code(name: "PlayerController.swift", file: "PlayerController-starter-8.swift")
             }
             @Step {
-                In the `setupExtension(at:)` function located at SimpleRunnerDriver.swift, register the
-                `PlayerController` class type.
+                In, SimpleRunnerDriver.swift, register the `PlayerController` class type by adding this to the array
+                in `initSwiftExtension`.
 
                 This registration call exposed the class type to Godot as a valid node that can be used in the engine.
 
                 @Code(name: "SimpleRunnerDriver.swift",
-                      file: "SimpleRunnerDriver-starter-4.swift",
-                      previousFile: "SimpleRunnerDriver-starter-3.swift")
+                      file: "SimpleRunnerDriver-starter-3.swift",
+                      previousFile: "SimpleRunnerDriver-starter-2.swift")
             }
         }
     }