feat(configmanager): add DiffService with tests

2026-01-19 17:44:28 -05:00
parent c8f3c0060d
commit 68da728cdf
3 changed files with 276 additions and 0 deletions
@@ -0,0 +1,38 @@
+namespace JdeScoping.ConfigManager.Services;
+
+/// <summary>
+/// Represents a line in a diff output.
+/// </summary>
+public class DiffLine
+{
+    public required int? OldLineNumber { get; init; }
+    public required int? NewLineNumber { get; init; }
+    public required string Text { get; init; }
+    public required DiffLineType Type { get; init; }
+}
+
+public enum DiffLineType
+{
+    Unchanged,
+    Added,
+    Removed
+}
+
+/// <summary>
+/// Result of a diff operation.
+/// </summary>
+public class DiffResult
+{
+    public bool HasChanges { get; init; }
+    public List<DiffLine> Lines { get; init; } = [];
+    public int Insertions { get; init; }
+    public int Deletions { get; init; }
+}
+
+/// <summary>
+/// Service for generating diffs between text content.
+/// </summary>
+public interface IDiffService
+{
+    DiffResult GenerateDiff(string original, string modified);
+}