basic error handling, add ts impl to compare to, stumped...

main.ts

@@ -0,0 +1,24 @@
+let U8 = (...a) => new Uint8Array(...a);
+
+let memory = new WebAssembly.Memory({ initial: 4 });
+let memU8 = U8(memory.buffer);
+
+let importObject = {
+  env: {
+    memory
+  }
+};
+
+let loaderWasm = await Deno.readFile("loader.wasm");
+let loader = (await WebAssembly.instantiate(loaderWasm, importObject)).instance;
+
+let platformUw8 = await Deno.readFile("platform.uw8");
+console.log("platform.uw8 size: " + platformUw8.byteLength);
+memU8.set(U8(platformUw8));
+let platformSize = loader.exports.load_uw8(platformUw8.byteLength);
+let platformWasm = new ArrayBuffer(platformSize);
+U8(platformWasm).set(memU8.slice(0, platformSize));
+
+console.log("Unpacked platform size: " + platformSize);
+
+console.log("First byte: " + U8(platformWasm)[0]);