Pudu programming language
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Std.Toml.path

1 declaration

fn

path: &Std.Toml.Toml -> Str -> Option[Std.Toml.Toml]

This is a callable function.

What it does

The value a dotted path names, walking tables one key at a time.

This is how a program reads a setting it knows the shape of. A path through

something that is not a table answers nothing rather than reporting, so a

caller reading an optional section writes one lookup rather than one per

level.

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.
  • Option holds Some(value) or None when no value is available.

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