Bad handling of invalid cursor

cursor.rb

# frozen_string_literal: true

require 'bundler/inline'
require 'logger'

gemfile do
  gem 'graphql', '2.0.12'
  gem 'graphql-pro', '1.22.2'

  gem 'activerecord', '7.0.2.4'
  gem 'sqlite3'
end

require 'active_record'

# This connection will do for database-independent bug reports.
ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:')

ActiveRecord::Schema.define do
  create_table :cards, force: true
end

class Card < ActiveRecord::Base
end

# Here's a minimal schema to demonstrate the behavior when valid/invalid:
class Schema < GraphQL::Schema
  connections.add(ActiveRecord::Relation, GraphQL::Pro::PostgresStableRelationConnection)

  default_max_page_size 50

  class Card < GraphQL::Schema::Object
    implements GraphQL::Types::Relay::Node

    global_id_field :id
  end

  class Query < GraphQL::Schema::Object
    field :cards, Card.connection_type, null: true

    def cards
      ::Card.all
    end
  end

  query(Query)
end

pp Schema.execute(
  '
  {
    cards(after: "test") {
      pageInfo {
        endCursor
      }
      edges {
        node {
          id
        }
      }
    }
  }
  '
).to_h