serverless-offline/src/utils/detectExecutable.js

Emulate AWS λ and API Gateway locally when developing your Serverless project

import { execa } from "execa"

export default async function detectExecutable(exe, versionFlag = "--version") {
  try {
    const { failed } = await execa(exe, [versionFlag])

    return failed === false
  } catch {
    return false
  }
}