016 scope nested

✓ Passing This code compiles and runs correctly.

Code

import std/control
import app/fs

for(0..2)
! each _ |> app/fs:open(path: "outer.txt"): of |> for(0..2)
    ! each _ |> app/fs:open(path: "inner.txt"): inf
    | done |> _
| done |> _

input.k

Actual

Opening: outer.txt
Opening: inner.txt
Closing
Opening: inner.txt
Closing
Closing
Opening: outer.txt
Opening: inner.txt
Closing
Opening: inner.txt
Closing
Closing

Expected output

Opening: outer.txt
Opening: inner.txt
Closing
Opening: inner.txt
Closing
Closing
Opening: outer.txt
Opening: inner.txt
Closing
Opening: inner.txt
Closing
Closing

Flows

flow ~for click a branch to expand · @labels scroll to their anchor

for (0..2)

Imported Files

// Library module: fs
// Single disposal event

const std = @import("std");

const File = struct { handle: i32 };

// Open a file - returns opened! state (requires cleanup)
~pub tor open { path: string } -> *File<opened!>

~proc open|zig {
    std.debug.print("Opening: {s}\n", .{path});
    const f = std.heap.page_allocator.create(File) catch unreachable;
    f.* = File{ .handle = 42 };
    return f;
}

// Close - the ONLY consumer of <!opened>
~pub tor close { file: *File<!opened> }

~proc close|zig {
    std.debug.print("Closing\n", .{});
}

fs.kz

Test Configuration

MUST_RUN

← 015 scope for loop outer 017 scope label loop →