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Discussion on: ELI5: Why use a function declaration, expression, or an IIFE in JavaScript?

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Replies for: The one place where IIFEs can still be useful is surprisingly async/await in Node. You can't use await outside of async so you end up doing someth...

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Ryan Johnson •

You could argue that the following syntax is subjectively easier to grok, because it's explicit about the definition and execution of the async function main. However, there's no technical advantage of one syntax vs the other.

async function main () {
  try {
    await something()
  } catch (e) {
    console.error(e.stack)
    process.exit(1)
  }
}

main()