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<html>
  <!-- the javascript bindings -->
  <script src="qr_rust.js"></script>
  <script>
    wasm_bindgen('qr_rust_bg.wasm')
      .then(() => {
        console.log('it is loaded!');
        const { decode_qr } = wasm_bindgen;
        const output = decode_qr(new Uint8Array([1,2,3,4,5]));
        console.log("output of decode_qr:", output);
      })
      .catch(console.error);
  </script>
</html>