feat: add crate swift-rs

swift-rs/tests/swift-pkg/doctests.swift

@@ -0,0 +1,70 @@
+import Foundation
+import SwiftRs
+
+// SRArray
+//
+// Notice that IntArray and ArrayStruct are almost identical!
+// The only actual difference between these types is how they're used in Rust,
+// but if you added more fields to ArrayStruct then that wouldn't be the case anymore.
+
+class IntArray: NSObject {
+    var data: SRArray<Int>
+
+    init(data: [Int]) {
+        self.data = SRArray(data)
+    }
+}
+
+@_cdecl("get_int_array")
+func getIntArray() -> IntArray {
+    return IntArray(data: [1, 2, 3])
+}
+
+class ArrayStruct: NSObject {
+    var array: SRArray<Int>
+
+    init(array: [Int]) {
+        self.array = SRArray(array)
+    }
+}
+
+@_cdecl("get_array_struct")
+func getArrayStruct() -> ArrayStruct {
+    return ArrayStruct(array: [4, 5, 6])
+}
+
+// SRObject
+
+class CustomObject: NSObject {
+    var a: Int
+    var b: Bool
+
+    init(a: Int, b: Bool) {
+        self.a = a
+        self.b = b
+    }
+}
+
+@_cdecl("get_custom_object")
+func getCustomObject() -> CustomObject {
+    return CustomObject(a: 3, b: true)
+}
+
+// SRString
+
+@_cdecl("get_greeting")
+func getGreeting(name: SRString) -> SRString {
+    return SRString("Hello \(name.toString())!")
+}
+
+@_cdecl("echo")
+func echo(string: SRString) -> SRString {
+    return string
+}
+
+// SRData
+
+@_cdecl("get_data")
+func getData() -> SRData {
+    return SRData([1, 2, 3])
+}