Introduce PathSpec for StatusOptions.

Author: Therzok

LibGit2Sharp.Tests/StatusFixture.cs

@@ -536,5 +536,63 @@ public void CanExcludeStatusOfFilesInSubmodule()
                 Assert.Equal(expected, status.Modified.Select(x => x.FilePath).ToArray());
             }
         }
+
+        [Fact]
+        public void CanRetrieveTheStatusOfARelativeWorkingDirectory()
+        {
+            string path = CloneStandardTestRepo();
+            using (var repo = new Repository(path))
+            {
+                const string file = "just_a_dir/other.txt";
+                const string otherFile = "just_a_dir/another_dir/other.txt";
+
+                Touch(repo.Info.WorkingDirectory, file);
+                Touch(repo.Info.WorkingDirectory, otherFile);
+
+                RepositoryStatus status = repo.RetrieveStatus(new StatusOptions() { PathSpec = new[] { "just_a_dir" } });
+                Assert.Equal(2, status.Count());
+                Assert.Equal(2, status.Untracked.Count());
+
+                status = repo.RetrieveStatus(new StatusOptions() { PathSpec = new[] { "just_a_dir/another_dir" } });
+                Assert.Equal(1, status.Count());
+                Assert.Equal(1, status.Untracked.Count());
+            }
+        }
+
+        [Fact]
+        public void CanRetrieveTheStatusOfMultiplePathSpec()
+        {
+            string path = CloneStandardTestRepo();
+            using (var repo = new Repository(path))
+            {
+                const string file = "just_a_dir/other.txt";
+                const string otherFile = "just_a_file.txt";
+
+                Touch(repo.Info.WorkingDirectory, file);
+                Touch(repo.Info.WorkingDirectory, otherFile);
+
+                RepositoryStatus status = repo.RetrieveStatus(new StatusOptions() { PathSpec = new[] { "just_a_file.txt", "just_a_dir" } });
+                Assert.Equal(2, status.Count());
+                Assert.Equal(2, status.Untracked.Count());
+            }
+        }
+
+        [Fact]
+        public void CanRetrieveTheStatusOfAGlobSpec()
+        {
+            string path = CloneStandardTestRepo();
+            using (var repo = new Repository(path))
+            {
+                const string file = "just_a_dir/other.txt";
+                const string otherFile = "just_a_file.txt";
+
+                Touch(repo.Info.WorkingDirectory, file);
+                Touch(repo.Info.WorkingDirectory, otherFile);
+
+                RepositoryStatus status = repo.RetrieveStatus(new StatusOptions() { PathSpec = new[] { "just_a_*" } });
+                Assert.Equal(2, status.Count());
+                Assert.Equal(2, status.Untracked.Count());
+            }
+        }
     }
 }

LibGit2Sharp/Core/GitStatusOptions.cs

@@ -14,7 +14,7 @@ internal class GitStatusOptions : IDisposable
         public GitStatusShow Show;
         public GitStatusOptionFlags Flags;
 
-        GitStrArrayManaged PathSpec;
+        public GitStrArrayManaged PathSpec;
 
         public void Dispose()
         {

LibGit2Sharp/RepositoryStatus.cs

@@ -123,6 +123,11 @@ private static GitStatusOptions CreateStatusOptions(StatusOptions options)
                     GitStatusOptionFlags.RecurseIgnoredDirs;
             }
 
+            if (options.PathSpec != null)
+            {
+                coreOptions.PathSpec = GitStrArrayManaged.BuildFrom(options.PathSpec);
+            }
+
             return coreOptions;
         }
 

LibGit2Sharp/StatusOptions.cs

@@ -66,5 +66,10 @@ public StatusOptions()
         /// Recurse into ignored directories
         /// </summary>
         public bool RecurseIgnoredDirs { get; set; }
+
+        /// <summary>
+        /// Limit the scope of paths to consider to the provided pathspecs
+        /// </summary>
+        public string[] PathSpec { get; set; }
     }
 }