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fix(devshell): warn before pre-commit installer hits core.hooksPath block #31

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Merged
JacobPEvans-personal merged 1 commit into from
May 31, 2026
Merged

fix(devshell): warn before pre-commit installer hits core.hooksPath block #31

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13 changes: 12 additions & 1 deletion flake/dev-shell.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,18 @@ _: {
{
devShells.default = pkgs.mkShell {
inputsFrom = [ config.treefmt.build.devShell ];
shellHook = config.pre-commit.installationScript;
# Warn before pre-commit's installer fires: a set core.hooksPath
# makes it refuse with "Cowardly refusing to install hooks with
# core.hooksPath set". The fix is to unset, not to bypass.
shellHook = ''
if [ -n "$(git config --get core.hooksPath 2>/dev/null)" ]; then
echo "WARN: core.hooksPath is set to '$(git config --get core.hooksPath)'." >&2
echo " pre-commit install will refuse. Unset it:" >&2
echo " git config --unset core.hooksPath # local" >&2
echo " git config --global --unset core.hooksPath # global" >&2
fi
${config.pre-commit.installationScript}
'';
packages = with pkgs; [
nixfmt-rfc-style
nil
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