Example generating bash completions.

gen-completions

yargs = require 'yargs'


args = yargs
  .options(
    t:
      alias: "tstuff"
      description: "Does t stuff"
    b:
      alias: "batman"
      description: "Bat-option"
    h:
      alias: "help"
      description: "Show help"
    s:
      alias: "completions-script"
      description: "Show completions script."
  )
  .command(
    "generate",
    (curr, argv) -> ["foo", "bar"]
  )
  .argv

if args.help
  console.log(yargs.help())
  process.exit(1)

if args["completions-script"]
  yargs.showCompletionScript()
  process.exit(1)

console.log(args._)