dev-haskell/ghcup: initial import

metadata/repository_mask.conf

@@ -1,5 +1,6 @@
 (
     app-editors/neovim-gtk[~scm]
+    dev-haskell/ghcup[~scm]
     dev-lang/fsharp[~scm]
     dev-lang/fstar[~scm]
     dev-python/pytype[~scm]

packages/dev-haskell/ghcup/ghcup-scm.exheres-0

@@ -0,0 +1,38 @@
+# Copyright 2019 Julian Ospald <hasufell@posteo.de>
+# Distributed under the terms of the GNU General Public License v2
+
+require github [ user=haskell ]
+
+SUMMARY="Painless installation of GHC toolchain"
+HOMEPAGE="https://www.haskell.org/ghcup/ ${HOMEPAGE}"
+
+LICENCES="BSD-3"
+SLOT="0"
+PLATFORMS="~amd64 ~x86"
+
+
+DEPENDENCIES="
+    run:
+        app-arch/gzip
+        app-arch/tar
+        app-arch/xz
+        net-misc/curl
+        sys-apps/coreutils
+        virtual/awk
+        suggestion:
+            net-misc/wget [[ description = [ alternative downloader ] ]]
+        recommendation:
+            (
+                dev-lang/llvm[>=2.7]
+                dev-lang/perl:*[>=5.6.1]
+                dev-libs/gmp[>=5]
+                dev-libs/libffi
+            ) [[ *description = [ Dependency for GHC ] *group-name = [ ghc-deps ] ]]
+"
+
+BUGS_TO="hasufell@posteo.de"
+
+src_install() {
+    dobin ghcup
+    emagicdocs
+}