nixpkgs/pkgs/shells/fish/plugins/build-fish-plugin.nix
2021-01-04 18:51:11 +01:00

78 lines
1.7 KiB
Nix

{ stdenv, lib, writeShellScriptBin, writeScript, fish }:
let
rtpPath = "share/fish";
mapToFuncPath = v:
if lib.isString v
then v
else "${v}/${rtpPath}/vendor_functions.d";
fishWithFunctionPath = plugins: let
funcPaths = map mapToFuncPath plugins;
in writeShellScriptBin "fish" ''
${fish}/bin/fish \
--init-command \
"set --prepend fish_function_path ${lib.escapeShellArgs funcPaths}" \
"$@"
'';
in attrs@{
pname,
version,
src,
name ? "fishplugin-${pname}-${version}",
unpackPhase ? "",
configurePhase ? ":",
buildPhase ? ":",
preInstall ? "",
postInstall ? "",
# name of the subdirectory in which to store the plugin
installPath ? lib.getName pname,
checkInputs ? [],
# plugins or paths to add to the function path of the test fish shell
checkFunctionPath ? [],
# test script to be executed in a fish shell
checkPhase ? "",
doCheck ? checkPhase != "",
...
}:
stdenv.mkDerivation (attrs // {
inherit name;
inherit unpackPhase configurePhase buildPhase;
inherit preInstall postInstall;
installPhase = ''
runHook preInstall
(
install_vendor_files() {
source="$1"
target="$out/${rtpPath}/vendor_$2.d"
[ -d $source ] || return 0
mkdir -p $target
cp -r $source/*.fish "$target/"
}
install_vendor_files completions completions
install_vendor_files functions functions
install_vendor_files conf conf
install_vendor_files conf.d conf
)
runHook postInstall
'';
inherit doCheck;
checkInputs = [ (fishWithFunctionPath checkFunctionPath) ] ++ checkInputs;
checkPhase = ''
export HOME=$(mktemp -d) # fish wants a writable home
fish "${writeScript "${name}-test" checkPhase}"
'';
})