object/id: Rename algorithm to object format

1 files changed, 25 insertions, 0 deletions

diff --git a/object/id/object_format.go b/object/id/object_format.go
new file mode 100644
index 00000000..c21e8fa7
--- /dev/null
+++ b/object/id/object_format.go
@@ -0,0 +1,25 @@
+package id
+
+// ObjectFormat identifies the Git object format,
+// i.e., the hash algorithm used in git object IDs.
+type ObjectFormat uint8
+
+const (
+	// ObjectFormatUnknown identifies an unknown object format.
+	ObjectFormatUnknown ObjectFormat = iota
+
+	// ObjectFormatSHA1 identifies the SHA-1 object format.
+	// This is the default for all versions of Git until Git 3.0.
+	ObjectFormatSHA1
+
+	// ObjectFormatSHA256 identifies the SHA-256 object format.
+	// This is the default for Git 3.0 and beyond.
+	ObjectFormatSHA256
+)
+
+// SupportedObjectFormats returns all object formats supported by furgit.
+//
+// Labels: Mut-No.
+func SupportedObjectFormats() []ObjectFormat {
+	return supportedObjectFormats
+}