···
+
#! /usr/bin/env nix-shell
+
#! nix-shell -p git -I nixpkgs=.
+
'pkgs/data/misc/hackage/pin.json'
+
'pkgs/development/haskell-modules/configuration-hackage2nix/stackage.yaml'
+
'pkgs/development/haskell-modules/hackage-packages.nix'
+
if ! git diff --quiet --cached; then
+
echo "Please commit staged changes before running $0" >&2
+
if ! git diff --quiet -- "${filesToStage[@]}"; then
+
echo -n "Please commit your changes to the following files before running $0: " >&2
+
echo "${filesToStage[@]}" >&2
+
stackage_diff="$(./maintainers/scripts/haskell/update-stackage.sh)"
+
hackage_diff="$(./maintainers/scripts/haskell/update-hackage.sh)"
+
readonly stackage_diff hackage_diff
+
# Prefer Stackage version diff in the commit header, fall back to Hackage
+
if [[ -n "$stackage_diff" ]]; then
+
commit_message="haskellPackages: stackage $stackage_diff"
+
if [[ -n "$hackage_diff" ]]; then
+
commit_message="$commit_message
+
all-cabal-hashes: $hackage_diff"
+
elif [[ -n "$hackage_diff" ]]; then
+
commit_message="haskellPackages: hackage $hackage_diff
+
all-cabal-hashes: $hackage_diff"
+
echo "Neither Hackage nor Stackage changed. Nothing to do." >&2
+
commit_message="$commit_message
+
(generated by maintainers/scripts/haskell/update-package-set.sh)"
+
# Using fast here because after the hackage-update eval errors will likely break the transitive dependencies check.
+
./maintainers/scripts/haskell/regenerate-hackage-packages.sh --fast
+
# A --do-commit flag probably doesn't make much sense
+
git add -- "${filesToStage[@]}"
+
git commit -m "$commit_message"