pkgs/development/tools/build-managers/scala-cli/update.nix

   1 { lib, curl, writeShellScript, jq, gnused, git, nix, coreutils }: { platforms, pname, version }:
   2
   3 writeShellScript "${pname}-update-script" ''
   4   set -o errexit
   5   PATH=${lib.makeBinPath [ curl jq gnused git nix coreutils ]}
   6
   7   latest_version=$(curl -s "https://api.github.com/repos/VirtusLab/scala-cli/releases?per_page=1" | jq ".[0].tag_name" --raw-output | sed 's/^v//')
   8
   9   if [[ "${version}" = "$latest_version" ]]; then
  10       echo "The new version same as the old version."
  11       exit 0
  12   fi
  13
  14   nixpkgs=$(git rev-parse --show-toplevel)
  15   sources_json="$nixpkgs/pkgs/development/tools/build-managers/scala-cli/sources.json"
  16
  17   platform_assets=()
  18
  19   for platform in ${lib.concatStringsSep " " platforms}; do
  20     asset=$(jq ".assets.\"$platform\".asset" --raw-output < $sources_json)
  21     release_asset_url="https://github.com/Virtuslab/scala-cli/releases/download/v$latest_version/$asset"
  22
  23     asset_hash=$(nix-prefetch-url "$release_asset_url")
  24
  25     asset_object=$(jq --compact-output --null-input \
  26       --arg asset "$asset" \
  27       --arg sha256 "$asset_hash" \
  28       --arg platform "$platform" \
  29       '{asset: $asset, sha256: $sha256, platform: $platform}')
  30     platform_assets+=($asset_object)
  31   done
  32
  33   printf '%s\n' "''${platform_assets[@]}" | \
  34     jq -s "map ( { (.platform): . | del(.platform) }) | add" | \
  35     jq --arg version $latest_version \
  36       '{ version: $version, assets: . }' > $sources_json
  37 ''