pkgs/by-name/po/positron-bin/update.sh

   1 #!/usr/bin/env nix-shell
   2 #! nix-shell -i bash -p curl jq git
   3
   4 nixpkgs="$(git rev-parse --show-toplevel)"
   5 positron_nix="$nixpkgs/pkgs/by-name/po/positron-bin/package.nix"
   6
   7 current_version=$(grep -oP "version = \"\K.*\d" $positron_nix)
   8 new_version=$(curl -sSfL \
   9   -H "Accept: application/vnd.github+json" \
  10   -H "X-GitHub-Api-Version: 2022-11-28" \
  11   "https://api.github.com/repos/posit-dev/positron/releases?per_page=1" \
  12   | jq -r '.[0].name')
  13
  14 if [[ "$new_version" == "$current_version" ]]; then
  15     echo 'Positron is already up to date'
  16     exit 0;
  17 fi
  18
  19 # Update Darwin hash.
  20 current_hash=$(nix store prefetch-file --json --hash-type sha256 \
  21     "https://github.com/posit-dev/positron/releases/download/${current_version}/Positron-${current_version}.dmg" \
  22     | jq -r .hash)
  23
  24 new_hash=$(nix store prefetch-file --json --hash-type sha256 \
  25     "https://github.com/posit-dev/positron/releases/download/${new_version}/Positron-${new_version}.dmg" \
  26     | jq -r .hash)
  27
  28 sed -i "s|$current_hash|$new_hash|g" $positron_nix
  29
  30 # Update Linux hash.
  31 current_hash=$(nix store prefetch-file --json --hash-type sha256 \
  32     "https://github.com/posit-dev/positron/releases/download/${current_version}/Positron-${current_version}.deb" \
  33     | jq -r .hash)
  34
  35 new_hash=$(nix store prefetch-file --json --hash-type sha256 \
  36     "https://github.com/posit-dev/positron/releases/download/${new_version}/Positron-${new_version}.deb" \
  37     | jq -r .hash)
  38
  39 sed -i "s|$current_hash|$new_hash|g" $positron_nix
  40
  41 # Update version
  42 sed -i "s|$current_version|$new_version|g" $positron_nix
  43
  44 # Attempt to build.
  45 export NIXPKGS_ALLOW_UNFREE=1
  46
  47 if ! nix-build -A positron-bin "$nixpkgs"; then
  48   echo "The updated positron-bin failed to build."
  49   exit 1
  50 fi
  51
  52 # Commit changes
  53 git add "$positron_nix"
  54 git commit -m "positron-bin: ${current_version} -> ${new_version}"