metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="person">
		<email>longlene@gmail.com</email>
		<name>Lixiao Chen</name>
	</maintainer>
	<maintainer type="project">
		<email>proxy-maint@gentoo.org</email>
		<name>Proxy Maintainers</name>
	</maintainer>
	<longdescription lang="en">
		Crystal is a programming language that resembles Ruby but compiles to
		native code and tries to be much more efficient, at the cost of
		disallowing certain dynamic aspects of Ruby.
	</longdescription>
	<use>
		<flag name="yaml">
			Use the <pkg>dev-libs/libyaml</pkg> library to enable Crystal yaml
			module
		</flag>
		<flag name="xml">
			Use the <pkg>dev-libs/libxml2</pkg> library to enable Crystal xml
			module
		</flag>
	</use>
	<upstream>
		<remote-id type="github">manastech/crystal</remote-id>
	</upstream>
</pkgmetadata>