Pudu programming language
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Std.App.run

1 declaration

fn

run: &Std.App.App -> Result[Int, Std.App.AppError]

This is a callable function.

What it does

Start everything, serve until the work is finished, then stop everything.

Stopping happens whether the serving succeeded or not, because the reason a

program stopped serving is never a reason to leave its pool open.

Read the signature

  • The text after the name is the type checked by Pudu.
  • Read arrows from left to right: inputs come first, and the final type is returned.
  • & borrows a value for this call instead of moving or copying it.
  • Names inside [ ] are type arguments, such as the item type held by a collection.
  • Result makes success and recoverable failure part of the function's type.

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