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/* eslint-disable no-console */"use strict";
try {  const object = {    nil: null,    integer: 1,    float: Math.PI,    string: "Hello, world!",    binary: Uint8Array.from([1, 2, 3]),    array: [10, 20, 30],    map: { foo: "bar" },    timestampExt: new Date(),  };
  document.writeln("<p>input:</p>");  document.writeln(`<pre><code>${JSON.stringify(object, undefined, 2)}</code></pre>`);
  const encoded = MessagePack.encode(object);
  document.writeln("<p>output:</p>");  document.writeln(`<pre><code>${JSON.stringify(MessagePack.decode(encoded), undefined, 2)}</code></pre>`);} catch (e) {  console.error(e);  document.write(`<p style="color: red">${e.constructor.name}: ${e.message}</p>`);}