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-rw-r--r--examples/simple2.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/examples/simple2.rs b/examples/simple2.rs
new file mode 100644
index 0000000..a3124f8
--- /dev/null
+++ b/examples/simple2.rs
@@ -0,0 +1,21 @@
+use eyre::Result;
+use tinywasm::{Module, Store};
+
+const WASM: &str = r#"
+(module
+ (func $return (param $lhs i32) (param $rhs i64) (result i32 i64)
+ local.get $lhs
+ local.get $rhs)
+ (export "return" (func $return)))
+"#;
+
+fn main() -> Result<()> {
+ let wasm = wat::parse_str(WASM).expect("failed to parse wat");
+ let module = Module::parse_bytes(&wasm)?;
+ let mut store = Store::default();
+ let instance = module.instantiate(&mut store, None)?;
+ let add = instance.exported_func::<(i32, i64), (i32, i64)>(&store, "return")?;
+
+ assert_eq!(add.call(&mut store, (1, 2))?, (1, 2));
+ Ok(())
+}