function getNativeBinary()

in bazelisk.js [23:51]

• 26 lines of code
• 3 McCabe index (conditional complexity)

function getNativeBinary() {
  const arch = {
    'arm64': 'arm64',
    'x64': 'amd64',
  }[os.arch()];
  // Filter the platform based on the platforms that are build/included.
  const platform = {
    'darwin': 'darwin',
    'linux': 'linux',
    'win32': 'windows',
  }[os.platform()];
  const extension = {
    'darwin': '',
    'linux': '',
    'win32': '.exe',
  }[os.platform()];

  if (arch == undefined || platform == undefined) {
    console.error(`FATAL: Your platform/architecture combination ${
      os.platform()} - ${os.arch()} is not yet supported.
    You may need to compile Bazelisk yourself, or use the Python version.
    See instructions at https://github.com/bazelbuild/bazelisk/blob/master/README.md.`);
    return Promise.resolve(1);
  }

  const binary =
    path.join(__dirname, `bazelisk-${platform}_${arch}${extension}`);
  return binary;
}