141 type with capture

// TEST: Using generic types with ~capture
//
// Define a generic accumulator, instantiate it with ~type,
// then use it with ~capture in a fold pipeline.
//
// Expected: Compiles and runs, demonstrating types + capture integration

~import "$std/types"
~import "$std/io"
~import "$std/control"

// Define a generic accumulator
~struct(Acc<T>) { total: T, count: i32 = 0 }

// Instantiate with i64
~type(IntAcc = Acc<i64>)

// Use with capture in a fold
~capture({ acc: IntAcc{ .total = 0, .count = 0 } })
| as state |> for(&[_]i32{10, 20, 30, 40})
    | each n |> captured { acc: IntAcc{ .total = state.acc.total + n, .count = state.acc.count + 1 } }
| captured final |> std.io:print.ln("Total: {{ final.acc.total:d }}, Count: {{ final.acc.count:d }}")