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"If you define a MAIN function, any parameters you give it will be automatically turned into CLI flags." This is actually cool

• lagniappe 3y ago
  What other languages do this? I love it
  • orthoxerox 3y ago
    Practically any language that supports reflection has a library for that.
  • xmcqdpt2 3y ago
    Scala 3 does it too https://docs.scala-lang.org/scala3/book/methods-main-methods.html https://docs.scala-lang.org/scala3/book/methods-main-methods...
  • dwb 3y ago
    nushell https://www.nushell.sh/book/modules.html#main https://www.nushell.sh/book/modules.html#main https://www.nushell.sh/book/custom_commands.html#flags https://www.nushell.sh/book/custom_commands.html#flags
  • maleldil 3y ago
    nushell[0] has this built-in. It's one of my favourite things about it. Python has typer[1] to do this with type hints. It's limited and gets ugly quickly, but I love it for simple scripts. [0] nushell.sh [1] typer.tiangolo.com