| 1 | namespace DebugTarget; |
| 2 | |
| 3 | /// <summary>Небольшая «живая» цель для отладки из Cascade IDE (не запускать саму IDE как debuggee).</summary> |
| 4 | internal static class Program |
| 5 | { |
| 6 | private static async Task Main(string[] args) |
| 7 | { |
| 8 | Console.WriteLine("DebugTarget — тестовая цель отладки Cascade IDE."); |
| 9 | |
| 10 | var input = args.Length > 0 ? args : ["7", "3", "-2", "oops", "11", "0"]; |
| 11 | var numbers = ParseInput(input); |
| 12 | Console.WriteLine($"parsed={string.Join(", ", numbers)}"); |
| 13 | |
| 14 | var report = await BuildReportAsync(numbers); |
| 15 | Console.WriteLine($"sum={report.Sum}; even={report.EvenCount}; risky={report.RiskyResult}"); |
| 16 | |
| 17 | foreach (var line in report.Trace) |
| 18 | Console.WriteLine(line); |
| 19 | } |
| 20 | |
| 21 | private static List<int> ParseInput(string[] args) |
| 22 | { |
| 23 | var numbers = new List<int>(args.Length); |
| 24 | foreach (var raw in args) |
| 25 | { |
| 26 | if (int.TryParse(raw, out var n)) |
| 27 | { |
| 28 | numbers.Add(n); |
| 29 | continue; |
| 30 | } |
| 31 | |
| 32 | // Intentional branch for debugger conditions. |
| 33 | if (raw.Length > 3) |
| 34 | numbers.Add(raw.Length); |
| 35 | } |
| 36 | |
| 37 | return numbers; |
| 38 | } |
| 39 | |
| 40 | private static async Task<Report> BuildReportAsync(IReadOnlyList<int> numbers) |
| 41 | { |
| 42 | var trace = new List<string>(); |
| 43 | var sum = 0; |
| 44 | var evenCount = 0; |
| 45 | |
| 46 | for (var i = 0; i < numbers.Count; i++) |
| 47 | { |
| 48 | var current = numbers[i]; |
| 49 | var weighted = current * (i + 1); |
| 50 | sum += weighted; |
| 51 | |
| 52 | if ((current & 1) == 0) |
| 53 | evenCount++; |
| 54 | |
| 55 | trace.Add($"i={i}; n={current}; weighted={weighted}; sum={sum}"); |
| 56 | await Task.Delay(20); |
| 57 | } |
| 58 | |
| 59 | var risky = TryComputeRisky(numbers, trace); |
| 60 | return new Report(sum, evenCount, risky, trace); |
| 61 | } |
| 62 | |
| 63 | private static int TryComputeRisky(IReadOnlyList<int> numbers, List<string> trace) |
| 64 | { |
| 65 | try |
| 66 | { |
| 67 | var firstNegative = numbers.FirstOrDefault(static n => n < 0); |
| 68 | if (firstNegative == 0) |
| 69 | throw new InvalidOperationException("No negative number found."); |
| 70 | |
| 71 | var divisor = Math.Abs(firstNegative) - 2; |
| 72 | var source = numbers.Max(); |
| 73 | var result = checked(source / divisor); |
| 74 | trace.Add($"risky: source={source}; divisor={divisor}; result={result}"); |
| 75 | return result; |
| 76 | } |
| 77 | catch (Exception ex) |
| 78 | { |
| 79 | trace.Add($"risky failed: {ex.GetType().Name}; msg={ex.Message}"); |
| 80 | return -1; |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | private sealed record Report(int Sum, int EvenCount, int RiskyResult, IReadOnlyList<string> Trace); |
| 85 | } |
| 86 | |