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-rw-r--r--object/id/algorithm.go17
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diff --git a/object/id/algorithm.go b/object/id/algorithm.go
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+package id
+
+// Algorithm identifies the hash algorithm used for Git object IDs.
+type Algorithm uint8
+
+const (
+ // AlgorithmUnknown identifies an unknown object ID hash algorithm.
+ AlgorithmUknown Algorithm = iota
+
+ // AlgorithmSHA1 identifies the SHA-1 object ID hash algorithm.
+ // This is the default for all versions of Git until Git 3.0.
+ AlgorithmSHA1
+
+ // AlgorithmSHA256 identifies the SHA-256 object ID hash algorithm.
+ // This is the default for Git 3.0 and beyond.
+ AlgorithmSHA256
+)