first pass at wrapping the libgit2 API

shiftkey · shiftkey · commit 248031726cba · 2015-05-14T20:08:56.000+09:30
diff --git a/LibGit2Sharp.Tests/IndexFixture.cs b/LibGit2Sharp.Tests/IndexFixture.cs
@@ -480,6 +480,16 @@ public void RetrievingAssumedUnchangedMarkedIndexEntries()
             }
         }
 
+        [Fact]
+        public void CanUpdateIndexWhenNothingHappened()
+        {
+            var path = SandboxAssumeUnchangedTestRepo();
+            using (var repo = new Repository(path))
+            {
+                repo.Index.Update();
+            }
+        }
+
         private static void AddSomeCornerCases(Repository repo)
         {
             // Turn 1.txt into a directory in the Index
diff --git a/LibGit2Sharp/Core/NativeMethods.cs b/LibGit2Sharp/Core/NativeMethods.cs
@@ -612,6 +612,18 @@ internal static extern IndexReucEntrySafeHandle git_index_reuc_get_bypath(
             IndexSafeHandle handle,
             [MarshalAs(UnmanagedType.CustomMarshaler, MarshalCookie = UniqueId.UniqueIdentifier, MarshalTypeRef = typeof(StrictFilePathMarshaler))] FilePath path);
 
+        internal delegate int git_index_matched_path_cb(
+            string path,
+            string matched_pathspec,
+            IntPtr payload);
+
+        [DllImport(libgit2)]
+        internal static extern int git_index_update_all(
+            IndexSafeHandle index,
+            ref GitStrArray pathArray,
+            git_index_matched_path_cb callback,
+            IntPtr payload);
+
         [DllImport(libgit2)]
         internal static extern int git_index_write(IndexSafeHandle index);
 
diff --git a/LibGit2Sharp/Core/Proxy.cs b/LibGit2Sharp/Core/Proxy.cs
@@ -1135,6 +1135,30 @@ public static IndexReucEntrySafeHandle git_index_reuc_get_bypath(IndexSafeHandle
             return NativeMethods.git_index_reuc_get_bypath(index, path);
         }
 
+        public static void git_index_update_all(IndexSafeHandle index, FilePath[] filePaths)
+        {
+            // maybe not?
+            using (ThreadAffinity())
+            {
+                var array = new GitStrArrayManaged();
+
+                try
+                {
+                    array = GitStrArrayManaged.BuildFrom(filePaths);
+                    NativeMethods.git_index_matched_path_cb callback = (path, pathspec, payload) =>
+                    {
+                        return 0;
+                    };
+                    var res = NativeMethods.git_index_update_all(index, ref array.Array, callback, IntPtr.Zero);
+                    Ensure.ZeroResult(res);
+                }
+                finally
+                {
+                    array.Dispose();
+                }
+            }
+        }
+
         public static void git_index_write(IndexSafeHandle index)
         {
             using (ThreadAffinity())
diff --git a/LibGit2Sharp/Index.cs b/LibGit2Sharp/Index.cs
@@ -226,6 +226,12 @@ public virtual void Add(Blob blob, string indexEntryPath, Mode indexEntryMode)
             UpdatePhysicalIndex();
         }
 
+        public virtual void Update()
+        {
+            FilePath defaultPath = "*";
+            Proxy.git_index_update_all(Handle, new [] { defaultPath });
+        }
+
         private void UpdatePhysicalIndex()
         {
             Proxy.git_index_write(handle);

Original file line number	Diff line number	Diff line change
`@@ -480,6 +480,16 @@ public void RetrievingAssumedUnchangedMarkedIndexEntries()`
`480`	`480`	`}`
`481`	`481`	`}`
`482`	`482`
	`483`	`+ [Fact]`
	`484`	`+ public void CanUpdateIndexWhenNothingHappened()`
	`485`	`+ {`
	`486`	`+ var path = SandboxAssumeUnchangedTestRepo();`
	`487`	`+ using (var repo = new Repository(path))`
	`488`	`+ {`
	`489`	`+ repo.Index.Update();`
	`490`	`+ }`
	`491`	`+ }`
	`492`	`+`
`483`	`493`	`private static void AddSomeCornerCases(Repository repo)`
`484`	`494`	`{`
`485`	`495`	`// Turn 1.txt into a directory in the Index`
Original file line number	Diff line number	Diff line change
`@@ -226,6 +226,12 @@ public virtual void Add(Blob blob, string indexEntryPath, Mode indexEntryMode)`
`226`	`226`	`UpdatePhysicalIndex();`
`227`	`227`	`}`
`228`	`228`
	`229`	`+ public virtual void Update()`
	`230`	`+ {`
	`231`	`+ FilePath defaultPath = "*";`
	`232`	`+ Proxy.git_index_update_all(Handle, new [] { defaultPath });`
	`233`	`+ }`
	`234`	`+`
`229`	`235`	`private void UpdatePhysicalIndex()`
`230`	`236`	`{`
`231`	`237`	`Proxy.git_index_write(handle);`