nixpkgs/pkgs/tools/misc/asdf-vm/default.nix
2021-12-06 01:41:03 +00:00

85 lines
2 KiB
Nix

{ stdenv, lib, fetchFromGitHub, makeWrapper, installShellFiles, bash, coreutils, curl, git, writeScript }:
let
asdfReshimFile = writeScript "asdf-reshim" ''
#!/usr/bin/env bash
# asdf-vm create "shim" file like this:
#
# exec $ASDF_DIR/bin/asdf exec "node" "$@"
#
# So we should reshim all installed versions every time shell initialized,
# because $out always change
asdfDir="''${ASDF_DIR:-$HOME/.asdf}"
asdfDataDir="''${ASDF_DATA_DIR:-$HOME/.asdf}"
prevAsdfDirFilePath="$asdfDataDir/.nix-prev-asdf-dir-path"
if [ -r "$prevAsdfDirFilePath" ]; then
prevAsdfDir="$(cat "$prevAsdfDirFilePath")"
else
prevAsdfDir=""
fi
if [ "$prevAsdfDir" != "$asdfDir" ]; then
rm -rf "$asdfDataDir"/shims
"$asdfDir"/bin/asdf reshim
echo "$asdfDir" > "$prevAsdfDirFilePath"
fi
'';
asdfPrepareFile = writeScript "asdf-prepare" ''
ASDF_DIR="@asdfDir@"
source "$ASDF_DIR/asdf.sh"
${asdfReshimFile}
'';
in stdenv.mkDerivation rec {
pname = "asdf-vm";
version = "0.9.0";
src = fetchFromGitHub {
owner = "asdf-vm";
repo = "asdf";
rev = "v${version}";
sha256 = "sha256-uvf3WVflUdh+M90zMDVFVAXi7TZytc8oZ/DexJqpNV4=";
};
nativeBuildInputs = [
makeWrapper
installShellFiles
];
buildInputs = [
bash
curl
git
];
installPhase = ''
mkdir -p $out/share/asdf-vm
cp -r . $out/share/asdf-vm
mkdir -p $out/etc/profile.d
substitute ${asdfPrepareFile} $out/etc/profile.d/asdf-prepare.sh \
--replace "@asdfDir@" "$out/share/asdf-vm"
mkdir -p $out/bin
makeWrapper $out/share/asdf-vm/bin/asdf $out/bin/asdf \
--set ASDF_DIR $out/share/asdf-vm
installShellCompletion --cmd asdf \
--zsh completions/_asdf \
--fish completions/asdf.fish \
--bash completions/asdf.bash
'';
meta = with lib; {
description = "Extendable version manager with support for Ruby, Node.js, Erlang & more";
homepage = "https://asdf-vm.com/";
license = licenses.mit;
maintainers = [ maintainers.c4605 ];
platforms = platforms.unix;
};
}