danger-review fails with `comparison of Symbol with nil failed`
Job #1387694872 failed for d225da8c:
$ if [ -z "$DANGER_GITLAB_API_TOKEN" ]; then # collapsed multi-line command
bundler: failed to load command: danger (/usr/local/bundle/bin/danger)
Danger::DSLError:
[!] Invalid `Dangerfile` file:
[!] Invalid `Dangerfile` file: comparison of Symbol with nil failed
# from danger/roulette/Dangerfile:68
# -------------------------------------------
#
> random_roulette_spins = roulette.spin(project, categories, timezone_experiment: false)
#
# -------------------------------------------
# from danger/roulette/Dangerfile:68
# -------------------------------------------
# > #
# -------------------------------------------
/usr/local/bundle/gems/gitlab-dangerfiles-2.1.2/lib/danger/plugins/roulette.rb:37:in `sort'
/usr/local/bundle/gems/gitlab-dangerfiles-2.1.2/lib/danger/plugins/roulette.rb:37:in `spin'
danger/roulette/Dangerfile:68:in `eval_file'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:311:in `eval'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:311:in `eval_file'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:204:in `block in parse'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:201:in `instance_eval'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:201:in `parse'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/plugins/dangerfile_danger_plugin.rb:136:in `import_dangerfile_from_path'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/plugins/dangerfile_danger_plugin.rb:89:in `import_dangerfile'
Dangerfile:13:in `block in eval_file'
Dangerfile:12:in `each'
Dangerfile:12:in `eval_file'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:311:in `eval'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:311:in `eval_file'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:204:in `block in parse'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:201:in `instance_eval'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:201:in `parse'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/dangerfile.rb:287:in `run'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/danger_core/executor.rb:29:in `run'
/usr/local/bundle/gems/danger-8.2.3/lib/danger/commands/runner.rb:73:in `run'
/usr/local/bundle/gems/claide-1.0.3/lib/claide/command.rb:334:in `run'
/usr/local/bundle/gems/danger-8.2.3/bin/danger:5:in `<top (required)>'
/usr/local/bundle/bin/danger:23:in `load'
/usr/local/bundle/bin/danger:23:in `<top (required)>'