fn addErrorNode(zg: *ZonGen, node: Ast.Node.Index, comptime format: []const u8, args: anytype) Allocator.Error!void
fn addErrorNode(zg: *ZonGen, node: Ast.Node.Index, comptime format: []const u8, args: anytype) Allocator.Error!void { return zg.addErrorInner(.none, @backingInt(node), format, args, &.{}); }