state variable wildcard

✓ Passing This code compiles and runs correctly.

Code

~import "$app/data"
~app.data:alloc()
| allocated a |> app.data:process(d: a)
    | done _ |> _

input.kz

Imported Files

const std = @import("std");
const Data = struct { value: i32 };

~pub event alloc {}
| allocated *Data[owned]

~proc alloc {
    const allocator = std.heap.page_allocator;
    const d = allocator.create(Data) catch unreachable;
    d.* = Data{ .value = 42 };
    return .{ .allocated = d };
}

~pub event borrow { other: *Data[owned] }
| borrowed *Data[borrowed]

~proc borrow {
    return .{ .borrowed = other };
}

// Generic processor that accepts data in ANY state and preserves it
~pub event process { d: *Data[M'_] }
| done *Data[M'_]  // Wildcard: accepts any state, preserves it

~proc process {
    // Process the data without changing its state
    return .{ .done = d };
}

data.kz

// Generic processor that accepts data in ANY state and preserves it

const Data = struct { value: i32 };

~pub event process { d: *Data[M'_] }
| done *Data[M'_]  // Wildcard: accepts any state, preserves it

~proc process {
    // Process the data without changing its state
    return .{ .done = d };
}

processor.kz

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