011 auto discharge multiple

// Library module: fs
// Multiple disposal events - requires explicit choice

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 {
    const f = std.heap.page_allocator.create(File) catch unreachable;
    f.* = File{ .handle = 42 };
    return f;
}

// Close - saves any changes before closing
~pub tor close { file: *File<!opened> }

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

// Abandon - discards any changes
~pub tor abandon { file: *File<!opened> }

~proc abandon|zig {
    std.debug.print("Abandoning file (discarding changes)\n", .{});
}