Std.Args.fromCommandLine
fn
fromCommandLine: &Std.Args.Spec -> Result[Std.Args.Args, Std.Args.ArgsError]This is a callable function.
What it does
Read the command line this program was given.
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.