feat: add crate swift-rs

swift-rs/tests/swift-pkg/lib.swift

@@ -0,0 +1,29 @@
+import SwiftRs
+import Foundation
+
+class Complex: NSObject {
+    var a: SRString
+    var b: Int
+    var c: Bool
+    
+    public init(a: SRString, b: Int, c: Bool) {
+        self.a = a
+        self.b = b
+        self.c = c
+    }
+}
+
+@_cdecl("complex_data")
+func complexData() -> SRObjectArray {
+    return SRObjectArray([
+        Complex(a: SRString("Brendan"), b: 0, c: true),
+        Complex(a: SRString("Amod"), b: 1, c: false),
+        Complex(a: SRString("Lucas"), b: 2, c: true),
+        Complex(a: SRString("Oscar"), b: 3, c: false),
+    ])
+}
+
+@_cdecl("echo_data")
+func echoData(data: SRData) -> SRData {
+    return SRData(data.toArray())
+}