refactor flake.nix parser

joobisb · joobisb · commit a57d5522bb02 · 2024-09-21T00:35:46.000+05:30
diff --git a/flake.nix b/flake.nix
@@ -138,7 +138,7 @@
             name = "coder-${osArch}";
             # Updated with ./scripts/update-flake.sh`.
             # This should be updated whenever go.mod changes!
-            vendorHash = "sha256-biJ4rUJ0lmWqUQLAg0QqyIAaLuZ7e//+loWJIefnrNw=";
+            vendorHash = "sha256-QKgwsJaESo3/7Q5+Fntl2uK6idkn8BT6EAHO8IYlMJQ=";
             proxyVendor = true;
             src = ./.;
             nativeBuildInputs = with pkgs; [ getopt openssl zstd ];
@@ -172,6 +172,7 @@
           '';
         };
         packages = {
+          proto_gen_go = proto_gen_go_1_30;  
           all = pkgs.buildEnv {
             name = "all-packages";
             paths = devShellPackages;
diff --git a/scripts/update-flake.sh b/scripts/update-flake.sh
@@ -32,7 +32,7 @@ sed -i "s#\(vendorHash = \"\)[^\"]*#\1${HASH}#" ./flake.nix
 
 # Update protoc-gen-go sha256
 echo "Updating protoc-gen-go sha256..."
-PROTOC_GEN_GO_REV=$(grep -A 20 'pkgs.buildGoModule rec' flake.nix | grep -A 10 'repo = "protobuf-go"' | grep 'rev = "v' | sed 's/.*rev = "\(.*\)".*/\1/')
+PROTOC_GEN_GO_REV=$(nix eval --extra-experimental-features nix-command --extra-experimental-features flakes --raw .#proto_gen_go.rev)
 echo "protoc-gen-go version: $PROTOC_GEN_GO_REV"
 PROTOC_GEN_GO_SHA256=$(nix-prefetch-git https://github.com/protocolbuffers/protobuf-go --rev "$PROTOC_GEN_GO_REV" | jq -r .hash)
 sed -i "s#\(sha256 = \"\)[^\"]*#\1${PROTOC_GEN_GO_SHA256}#" ./flake.nix
