| 1 | #nullable enable |
| 2 | |
| 3 | namespace CascadeIDE.Models.Editor; |
| 4 | |
| 5 | /// <summary>Номер строки в терминах редактора и IDE-команд: <b>1-based</b>, минимум 1.</summary> |
| 6 | public readonly struct LineNumber : IEquatable<LineNumber>, IComparable<LineNumber> |
| 7 | { |
| 8 | /// <summary>Минимальный допустимый номер строки (как в UI редактора и в JSON args команд).</summary> |
| 9 | public const int MinimumOneBasedInclusive = 1; |
| 10 | |
| 11 | public int Value { get; } |
| 12 | |
| 13 | private LineNumber(int value) => Value = value; |
| 14 | |
| 15 | /// <summary>Создать из сырого int; отказ, если значение < <see cref="MinimumOneBasedInclusive"/>.</summary> |
| 16 | public static bool TryCreate(int raw, out LineNumber lineNumber) |
| 17 | { |
| 18 | if (raw < MinimumOneBasedInclusive) |
| 19 | { |
| 20 | lineNumber = default; |
| 21 | return false; |
| 22 | } |
| 23 | |
| 24 | lineNumber = new LineNumber(raw); |
| 25 | return true; |
| 26 | } |
| 27 | |
| 28 | public bool Equals(LineNumber other) => Value == other.Value; |
| 29 | |
| 30 | public override bool Equals(object? obj) => obj is LineNumber other && Equals(other); |
| 31 | |
| 32 | public override int GetHashCode() => Value; |
| 33 | |
| 34 | public int CompareTo(LineNumber other) => Value.CompareTo(other.Value); |
| 35 | |
| 36 | public static bool operator ==(LineNumber left, LineNumber right) => left.Equals(right); |
| 37 | |
| 38 | public static bool operator !=(LineNumber left, LineNumber right) => !left.Equals(right); |
| 39 | |
| 40 | public static bool operator <(LineNumber left, LineNumber right) => left.CompareTo(right) < 0; |
| 41 | |
| 42 | public static bool operator <=(LineNumber left, LineNumber right) => left.CompareTo(right) <= 0; |
| 43 | |
| 44 | public static bool operator >(LineNumber left, LineNumber right) => left.CompareTo(right) > 0; |
| 45 | |
| 46 | public static bool operator >=(LineNumber left, LineNumber right) => left.CompareTo(right) >= 0; |
| 47 | } |
| 48 | |