Anul 3 Semestrul 2

Anul 3/Semestrul 2/Design Patterns/FileCompression/Utils/ArchiveUtils.cs

@@ -0,0 +1,26 @@
+using System;
+
+namespace FileCompression.Utils;
+
+public static class ArchiveUtils
+{
+    public static string EntryFromPath(ReadOnlySpan<char> path, bool appendPathSeparator = false)
+    {
+        // Remove leading separators.
+        int nonSlash = path.IndexOfAnyExcept('/');
+        if (nonSlash < 0)
+        {
+            nonSlash = path.Length;
+        }
+        path = path.Slice(nonSlash);
+
+        // Append a separator if necessary.
+        return (path.IsEmpty, appendPathSeparator) switch
+        {
+            (false, false) => path.ToString(),
+            (false, true) => string.Concat(path, "/"),
+            (true, false) => string.Empty,
+            (true, true) => "/",
+        };
+    }
+}