Macro jlrs::named_tuple
source · macro_rules! named_tuple { ($frame:expr, $name:expr => $value:expr) => { ... }; ($frame:expr, $name:expr => $value:expr, $($rest:tt)+) => { ... }; ($frame:expr, $names:expr, $values:expr, $name:expr => $value:expr, $($rest:tt)+) => { ... }; ($frame:expr, $names:expr, $values:expr, $name:expr => $value:expr) => { ... }; }
Expand description
Create a new named tuple. You will need a named tuple to call functions with keyword arguments.
Example:
// Three slots; two for the inputs and one for the output.
julia.scope(|mut frame| {
// Create the two arguments, each value requires one slot
let i = Value::new(&mut frame, 2u64);
let j = Value::new(&mut frame, 1u32);
let _nt = named_tuple!(frame.as_extended_target(), "i" => i, "j" => j);
Ok(())
}).unwrap();