Merge pull request #8 from carlosmn/refs

Immutable refs

1 files changed, 45 insertions, 0 deletions

diff --git a/repository.go b/repository.go
index 4cc8c5d..51a2718 100644
--- a/repository.go
+++ b/repository.go
@@ -103,6 +103,47 @@ func (v *Repository) LookupBlob(o *Oid) (*Blob, error) {
 	return blob, nil
 }
 
+func (v *Repository) LookupReference(name string) (*Reference, error) {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+	var ptr *C.git_reference
+
+	ecode := C.git_reference_lookup(&ptr, v.ptr, cname)
+	if ecode < 0 {
+		return nil, LastError()
+	}
+
+	return newReferenceFromC(ptr), nil
+}
+
+func (v *Repository) CreateReference(name string, oid *Oid, force bool) (*Reference, error) {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+	var ptr *C.git_reference
+
+	ecode := C.git_reference_create(&ptr, v.ptr, cname, oid.toC(), cbool(force))
+	if ecode < 0 {
+		return nil, LastError()
+	}
+
+	return newReferenceFromC(ptr), nil
+}
+
+func (v *Repository) CreateSymbolicReference(name, target string, force bool) (*Reference, error) {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+	ctarget := C.CString(target)
+	defer C.free(unsafe.Pointer(ctarget))
+	var ptr *C.git_reference
+
+	ecode := C.git_reference_symbolic_create(&ptr, v.ptr, cname, ctarget, cbool(force))
+	if ecode < 0 {
+		return nil, LastError()
+	}
+
+	return newReferenceFromC(ptr), nil
+}
+
 func (v *Repository) Walk() (*RevWalk, error) {
 	walk := new(RevWalk)
 	ecode := C.git_revwalk_new(&walk.ptr, v.ptr)
@@ -176,6 +217,10 @@ func (repo *Repository) Path() string {
 	return C.GoString(C.git_repository_path(repo.ptr))
 }
 
+func (repo *Repository) Workdir() string {
+	return C.GoString(C.git_repository_workdir(repo.ptr))
+}
+
 func (v *Repository) TreeBuilder() (*TreeBuilder, error) {
 	bld := new(TreeBuilder)
 	if ret := C.git_treebuilder_create(&bld.ptr, nil); ret < 0 {