ext/rugged/rugged_cred.c in rugged-0.21.0 vs ext/rugged/rugged_cred.c in rugged-0.21.1b0

@@ -86,22 +86,45 @@
 static void rugged_cred_extract_default(git_cred **cred, VALUE rb_credential)
 {
 	rugged_exception_check(git_cred_default_new(cred));
 }
 
+static void rugged_cred_extract_username(git_cred **cred, VALUE rb_credential)
+{
+	VALUE rb_username = rb_iv_get(rb_credential, "@username");
+	Check_Type(rb_username, T_STRING);
+
+	rugged_exception_check(git_cred_username_new(cred, StringValueCStr(rb_username)));
+}
+
 void rugged_cred_extract(git_cred **cred, int allowed_types, VALUE rb_credential)
 {
 	if (rb_obj_is_kind_of(rb_credential, rb_cRuggedCredUserPassword)) {
+		if (allowed_types & GIT_CREDTYPE_USERNAME) {
+			rugged_cred_extract_username(cred, rb_credential);
+			return;
+		}
+
 		if (!(allowed_types & GIT_CREDTYPE_USERPASS_PLAINTEXT))
 			rb_raise(rb_eArgError, "Invalid credential type");
 
 		rugged_cred_extract_userpass(cred, rb_credential);
 	} else if (rb_obj_is_kind_of(rb_credential, rb_cRuggedCredSshKey)) {
+		if (allowed_types & GIT_CREDTYPE_USERNAME) {
+			rugged_cred_extract_username(cred, rb_credential);
+			return;
+		}
+
 		if (!(allowed_types & GIT_CREDTYPE_SSH_KEY))
 			rb_raise(rb_eArgError, "Invalid credential type");
 
 		rugged_cred_extract_ssh_key(cred, rb_credential);
 	} else if (rb_obj_is_kind_of(rb_credential, rb_cRuggedCredSshKeyFromAgent)) {
+		if (allowed_types & GIT_CREDTYPE_USERNAME) {
+			rugged_cred_extract_username(cred, rb_credential);
+			return;
+		}
+
 		if (!(allowed_types & GIT_CREDTYPE_SSH_KEY))
 			rb_raise(rb_eArgError, "Invalid credential type");
 
 		rugged_credential_extract_ssh_key_from_agent(cred, rb_credential);
 	} else if (rb_obj_is_kind_of(rb_credential, rb_cRuggedCredDefault)) {