nixpkgs/pkgs/desktops/deepin/update.nix

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{ stdenv, lib, writeScript, coreutils, curl, gnugrep, gnused, jq, common-updater-scripts, nix }:
{ name, ignored-versions ? "^2014(\\.|rc)|^v[0-9]+" }:
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let
nameAndVersion = builtins.parseDrvName name;
packageVersion = nameAndVersion.version;
packageName = nameAndVersion.name;
attrPath = "deepin.${packageName}";
in
writeScript "update-${packageName}" ''
#!${stdenv.shell}
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set -o errexit
set -x
# search for the latest version of the package on github
PATH=${lib.makeBinPath [ common-updater-scripts coreutils curl gnugrep gnused jq ]}
tags=$(curl -s https://api.github.com/repos/linuxdeepin/${packageName}/tags)
tags=$(echo "$tags" | jq -r '.[] | .name')
echo "# ${name}" >> git-commits.txt
echo "# available tags:" >> git-commits.txt
echo "$tags" | ${gnused}/bin/sed -e 's/^/# /' >> git-commits.txt
if [ -n "${ignored-versions}" ]; then
tags=$(echo "$tags" | grep -vE "${ignored-versions}")
fi
latest_tag=$(echo "$tags" | sort --version-sort | tail -1)
# generate commands to commit the changes
if [ "${packageVersion}" != "$latest_tag" ]; then
pfile=$(EDITOR=echo ${nix}/bin/nix edit -f. ${attrPath})
echo " git add $pfile " >> git-commits.txt
echo " git commit -m \"${attrPath}: ${packageVersion} -> $latest_tag\"" >> git-commits.txt
fi
# update the nix expression
update-source-version "${attrPath}" "$latest_tag"
echo "" >> git-commits.txt
''