meteor: add passthru.updateScript

pkgs/by-name/me/meteor/package.nix

@@ -114,6 +114,8 @@ stdenv.mkDerivation {
     done
   '';
 
+  passthru.updateScript = ./update.sh;
+
   meta = {
     description = "Complete open source platform for building web and mobile apps in pure JavaScript";
     homepage = "https://www.meteor.com/";

pkgs/by-name/me/meteor/update.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p bash common-updater-scripts curl nix-update
+
+releaseInfo=$(curl https://install.meteor.com)
+latestVersion=$(grep <<<"$releaseInfo" -oP 'RELEASE="\K[^"]+')
+currentVersion=$(nix eval --raw -f . meteor.version)
+
+echo "latest  version: $latestVersion"
+echo "current version: $currentVersion"
+
+if [[ "$latestVersion" == "$currentVersion" ]]; then
+   echo "package is up-to-date"
+   exit 0
+fi
+
+systems=$(nix eval --json -f . meteor.meta.platforms | jq --raw-output '.[]')
+for system in $systems; do
+  hash=$(nix --extra-experimental-features nix-command hash convert --to sri --hash-algo sha256 $(nix-prefetch-url $(nix eval --raw -f . meteor.src.url --system "$system")))
+  update-source-version meteor $latestVersion $hash --system=$system --ignore-same-version --ignore-same-hash
+done