app-emacs/epc: minor tweaks

Signed-off-by: Maciej Barć <xgqt@gentoo.org>

app-emacs/epc/epc-0.1.1.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -7,24 +7,31 @@ inherit elisp
 
 DESCRIPTION="RPC stack for Emacs Lisp"
 HOMEPAGE="https://github.com/kiwanami/emacs-epc/"
-SRC_URI="https://github.com/kiwanami/emacs-epc/archive/${PV}.tar.gz
-			-> ${P}.tar.gz"
-S="${WORKDIR}"/emacs-${P}
+
+if [[ "${PV}" == *9999* ]] ; then
+	inherit git-r3
+
+	EGIT_REPO_URI="https://github.com/kiwanami/emacs-epc.git"
+else
+	SRC_URI="https://github.com/kiwanami/emacs-epc/archive/${PV}.tar.gz
+		-> ${P}.tar.gz"
+	S="${WORKDIR}/emacs-${P}"
+
+	KEYWORDS="~amd64 ~x86"
+fi
 
 LICENSE="GPL-3+"
-KEYWORDS="~amd64 ~x86"
 SLOT="0"
 
 RDEPEND="
 	app-emacs/ctable
 	app-emacs/deferred
 "
-BDEPEND="${RDEPEND}"
+BDEPEND="
+	${RDEPEND}
+"
 
 DOCS=( readme.md demo img )
 SITEFILE="50${PN}-gentoo.el"
 
-src_test() {
-	${EMACS} ${EMACSFLAGS} -L . -l epc.el -l epcs.el -l test-epc.el \
-		-f ert-run-tests-batch-and-exit || die "tests failed"
-}
+elisp-enable-tests ert "${S}" -l epc.el -l epcs.el -l test-epc.el