Runtime Work

Signed-off-by: Will Hawkins <hawkinsw@obs.cr>

Package.swift

@@ -1,10 +1,12 @@
 // swift-tools-version: 6.2
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
+import CompilerPluginSupport
 import PackageDescription
 
 let package = Package(
     name: "p4lm",
+    platforms: [ .iOS(.v17), .macOS(.v13)],
     products: [
         // Products define the executables and libraries a package produces, making them visible to other packages.
         .library(
@@ -14,14 +16,21 @@ let package = Package(
         .library(
             name: "P4",
             targets: ["P4"]
-        )
+        ),
     ],
     dependencies: [
         .package(path: "./tree-sitter-p4"),
         .package(url: "https://github.com/tree-sitter/swift-tree-sitter", revision: "main"),
         .package(url: "https://github.com/apple/swift-docc-plugin", from: "1.0.0"),
+        .package(url: "https://github.com/swiftlang/swift-syntax", from: "509.0.0"),
     ],
     targets: [
+        .macro(
+            name: "P4Macros",
+            dependencies: [
+                .product(name: "SwiftSyntaxMacros", package: "swift-syntax"),
+                .product(name: "SwiftCompilerPlugin", package: "swift-syntax"),
+            ]),
         // Targets are the basic building blocks of a package, defining a module or a test suite.
         // Targets can depend on other targets in this package and products from dependencies.
         .target(
@@ -30,17 +39,18 @@ let package = Package(
                 .product(name: "SwiftTreeSitter", package: "swift-tree-sitter"),
                 .product(name: "SwiftTreeSitterLayer", package: "swift-tree-sitter"),
                 .product(name: "TreeSitterP4", package: "tree-sitter-p4"),
-                .target(name: "P4")
+                .target(name: "P4"),
             ],
         ),
         // Targets are the basic building blocks of a package, defining a module or a test suite.
         // Targets can depend on other targets in this package and products from dependencies.
         .target(
             name: "P4",
+            dependencies: ["P4Macros"]
         ),
         .testTarget(
             name: "ParserTests",
-            dependencies: ["Parser", "P4"]
+            dependencies: ["Parser", "P4", "P4Macros"]
         ),
     ]
 )