dev-crystal/exception_page: new package, add 0.3.0

Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>

dev-crystal/exception_page/exception_page-0.3.0.ebuild

@@ -0,0 +1,30 @@
+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit shards
+
+DESCRIPTION="A library for displaying exceptional exception pages for easier debugging"
+HOMEPAGE="https://github.com/crystal-loot/exception_page"
+SRC_URI="https://github.com/crystal-loot/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="dev-crystal/backtracer"
+BDEPEND="
+	test? (
+		dev-crystal/lucky_flow
+	)
+"
+
+src_prepare() {
+	default
+
+	# test error, related to lucky_flow ('be_on_page' method)
+	rm spec/exception_page_spec.cr || die
+}