anchor.diff:  :fileoverview-jsdoc
   :function-params
   :global-this
  -:inferred-const-checks
   :internet-explorer-checks
   :invalid-casts
   :j2cl-checks
  +:jsdoc-missing-type
   :late-provide
   :lint-checks
   :message-descriptions
  +:misplaced-msg-annotation
   :misplaced-type-annotation
   :missing-getcssname
   :missing-override
  
positive.code: :missing-provide
  :missing-require
  :missing-return
  :non-standard-jsdoc
  :report-unknown-types
  :strict-missing-require
  :strict-module-dep-check
  :strict-requires
  :suspicious-code
  :tweaks
  :type-invalidation
  :undefined-names
  :undefined-variables
  :underscore
  :unknown-defines
  :unused-local-variable
  :unused-private-property
  :use-of-goog-base
  
negative.code: :check-useless-code
  :check-variables
  :closure-dep-method-usage-checks
  :conformance-violations
  :const
  :constant-property
  