intbox

src/lib.rs

@@ -1,5 +1,7 @@
 use std::f64::consts::PI;
 
+use exports::more_exports;
+
 // Use a procedural macro to generate bindings for the world we specified in
 // `host.wit`
 wit_bindgen::generate!({
@@ -13,6 +15,7 @@ wit_bindgen::generate!({
     exports: {
         world: HelloWorldRustWasmComponent,
         "example:hello-world-rust-wasm-component-lib/hello-world-rust-wasm-component-lib-interface": HelloWorldRustWasmComponent,
+        "more-exports/int-box": IntBox,
     },
 });
 
@@ -58,3 +61,15 @@ impl Guest for HelloWorldRustWasmComponent {
         return PI * circle.radius * circle.radius;
     }
 }
+
+pub struct IntBox {
+    value: u32,
+}
+impl more_exports::GuestIntBox for IntBox {
+    fn new(value: u32) -> Self {
+        Self { value }
+    }
+    fn get_value(&self) -> u32 {
+        self.value
+    }
+}

wit/world.wit

@@ -32,4 +32,11 @@ world hello-world-rust-wasm-component-lib {
 
   use hello-world-rust-wasm-component-lib-interface.{circle};
   export compute-area: func(circle: circle) -> float64;
+
+  export more-exports: interface {
+    resource int-box {
+      constructor(a: u32);
+      get-value: func() -> u32;
+    }
+  }
 }