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mirror of https://github.com/divnix/digga.git synced 2024-11-20 11:30:46 +03:00
digga/shell.nix

126 lines
3.4 KiB
Nix

{ inputs, system ? builtins.currentSystem }:
let
pkgs = import inputs.nixpkgs {
inherit system; config = { };
overlays = [
(import ./overlays/nix-patched.nix)
];
};
devshell = import inputs.devshell { inherit pkgs system; };
withCategory = category: attrset: attrset // { inherit category; };
util = withCategory "utils";
test = name: withCategory "tests" {
name = "check-${name}";
help = "Checks ${name} example";
command = ''
set -e
diggaurl=
lockfile_updated=1
lockfile_present=1
tempdigga="\"github:divnix/digga/$(git rev-parse HEAD)\""
cleanup() {
if is $lockfile_present; then
git checkout -- flake.lock
elif is $lockfile_updated; then
git rm -f flake.lock
fi
# ensure: restore input
[ -z $diggaurl ] || sed -i "s|$tempdigga|$diggaurl|g" flake.nix
}
digga_fixture() {
# ensure: replace input
diggaurl=$({ grep -o '"github:divnix/digga.*"' flake.nix || true; })
sed -i "s|\"github:divnix/digga/.*\"|$tempdigga|g" flake.nix
}
trap_err() {
local ret=$?
cleanup
echo -e \
"\033[1m\033[31m""exit $ret: \033[0m\033[1m""command [$BASH_COMMAND] failed""\033[0m"
}
is () { [ "$1" -eq "0" ]; }
trap 'trap_err' ERR
# --------------------------------------------------------------------------------
cd $DEVSHELL_ROOT/examples/${name}
digga_fixture
test -f flake.lock && lockfile_present=$? || true
${pkgs.nixUnstable}/bin/nix flake lock --update-input digga "$@"; lockfile_updated=$?;
${pkgs.nixUnstable}/bin/nix flake show "$@"
${pkgs.nixUnstable}/bin/nix flake check "$@"
cleanup
'';
};
in
devshell.mkShell {
name = "digga";
packages = with pkgs; [
fd
nixpkgs-fmt
nixUnstable
];
env = [
{
name = "NIX_CONFIG";
value =
''extra-experimental-features = nix-command flakes ca-references
extra-substituters = https://nrdxp.cachix.org https://nix-community.cachix.org
extra-trusted-public-keys = nrdxp.cachix.org-1:Fc5PSqY2Jm1TrWfm88l6cvGWwz3s93c6IOifQWnhNW4= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs='';
}
];
# tempfix: remove when merged https://github.com/numtide/devshell/pull/123
devshell.startup.load_profiles = pkgs.lib.mkForce (pkgs.lib.noDepEntry ''
# PATH is devshell's exorbitant privilige:
# fence against its pollution
_PATH=''${PATH}
# Load installed profiles
for file in "$DEVSHELL_DIR/etc/profile.d/"*.sh; do
# If that folder doesn't exist, bash loves to return the whole glob
[[ -f "$file" ]] && source "$file"
done
# Exert exorbitant privilige and leave no trace
export PATH=''${_PATH}
unset _PATH
'');
commands = [
{
command = "git rm --ignore-unmatch -f $DEVSHELL_ROOT/{tests,examples}/*/flake.lock";
help = "Remove all lock files";
name = "rm-locks";
}
{
name = "fmt";
help = "Check Nix formatting";
command = "nixpkgs-fmt \${@} $DEVSHELL_ROOT";
}
{
name = "evalnix";
help = "Check Nix parsing";
command = "fd --extension nix --exec nix-instantiate --parse --quiet {} >/dev/null";
}
(test "downstream")
(test "groupByConfig")
(test "hmOnly")
(test "all" // { command = "check-downstream && check-groupByConfig && check-hmOnly"; })
];
}