add local overlay

dev-util/racer/Manifest

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+DIST racer-v1.1.0.tar.gz 118276 SHA256 f969e66d5119f544347e9f9424e83d739eef0c75811fa1a5c77e58df621e066d SHA512 880bbd028eac665a6c43ef9f494e1d23d726dd196ceae9bfa1d9896f6af86def1bbba7c3b4bed6079f0089a01b26c76a703206dc6f33a6e99c79b2344af85bef WHIRLPOOL 707adb064451ec7b4d3ae081675273dbd72cfd554a9b0e0e0518fa98848e76534b21a4185b84968a0b76f551278fef3ba96d77a49b70da0855e42fca097b8776
+EBUILD racer-1.1.0.ebuild 1769 SHA256 dfe190be28f0c9109b5ace8ccea7c31c0338e6eb29621411a096ed9a51d9d477 SHA512 2c682c8d8a62f8a42c3c5f79989b42d6d9bbebf2f8d6447dd4020198e998e1a5227325ffe05b2c07cdd95f9651ae267b147a8040dbee0f25336a0d9091977245 WHIRLPOOL 4e73f22e887849f3a2aed21179bb31eb82ad4eb4a4a343ba84374d79e0d83f1c8b342979d6ac8ec89a99e0416b48795d5e3f70caa79b40f535468ad7fdb57f11

dev-util/racer/racer-1.1.0.ebuild

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+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+inherit eutils elisp-common
+
+DESCRIPTION="Rust Code Completion utility "
+HOMEPAGE="https://github.com/phildawes/racer"
+SRC_URI="https://github.com/phildawes/racer/archive/v${PV}.tar.gz -> ${PN}-v${PV}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="emacs vim"
+
+COMMON_DEPEND="virtual/rust:*
+	emacs? (
+		app-emacs/company-mode[ropemacs]
+		app-emacs/rust-mode
+		virtual/emacs )
+	vim? ( || ( app-editors/vim app-editors/gvim ) )"
+DEPEND="${COMMON_DEPEND}
+	dev-util/cargo"
+RDEPEND="${COMMON_DEPEND}"
+
+src_compile() {
+	cargo build --release
+}
+
+src_install() {
+	dobin target/release/racer
+	if use emacs; then
+		elisp-install ${PN} editors/racer.el
+		elisp-site-file-install "${FILESDIR}/50${PN}-gentoo.el"
+	fi
+	if use vim; then
+		insinto /usr/share/vim/vimfiles/plugin/
+		sed -i 's|\(g:racer_cmd = \).*|\1"/usr/bin/racer"|' plugin/racer.vim
+		doins plugin/racer.vim
+	fi
+}
+
+pkg_postinst() {
+	elog "You most probably should fetch rust sources for best expirience."
+	elog "Racer will look for sources in path pointed by RUST_SRC_PATH"
+	elog "environment variable. You can use"
+	elog "% export RUST_SRC_PATH=<path to>/rust/src."
+	elog
+	if use emacs; then
+		elog "You should use '(setq racer-rust-src-path \"<path-to>/rust/src/\")'"
+		elog "for emacs plugin to be able to find rust sources for racer."
+		elog
+		elisp-site-regen
+	fi
+	if use vim; then
+		elog "For vim you can use  'let \$RUST_SRC_PATH=\"<path-to>/rust/src/\"'"
+		elog "if you don't want to use environment variable"
+		elog "You also can use \"set hidden\" or else your buffer will be"
+		elog "unloaded on every goto-definition"
+	fi
+}
+
+pkg_postrm() {
+	use emacs && elisp-site-regen
+}
+