004 void event

// ============================================================================
// VERIFIED REGRESSION TEST - DO NOT MODIFY WITHOUT DISCUSSION
// ============================================================================
// Test: Void events (no branches) in flows
// Search: parseVoidEvent void_event no_branches
// ============================================================================

const std = @import("std");

// Counter to verify void events actually execute
var setup_count: i32 = 0;
var cleanup_count: i32 = 0;
var process_count: i32 = 0;

// Void events have no output branches
~event setup {}

~proc setup {
    setup_count += 1;
    std.debug.print("Setup: count={}\n", .{setup_count});
}

~event cleanup {}

~proc cleanup {
    cleanup_count += 1;
    std.debug.print("Cleanup: count={}\n", .{cleanup_count});
}

~event process {}

~proc process {
    process_count += 1;
    std.debug.print("Process: count={}\n", .{process_count});
}

// Test void events in flows
// Call setup once
~setup()

// Call process three times  
~process()
~process()
~process()

// Call cleanup once
~cleanup()

// Verify with a regular event
~event verify {}
| done {}

~proc verify {
    if (setup_count == 1 and process_count == 3 and cleanup_count == 1) {
        std.debug.print("Void events work correctly\n", .{});
    } else {
        std.debug.print("FAILED: setup={}, process={}, cleanup={}\n", .{setup_count, process_count, cleanup_count});
    }
    return .{ .done = .{} };
}

~verify()
| done |> _