executeOnResults({ regularValidationResult, prevShownValidationResult }) {
          const errorOrWarning = /** @param {Validator} v */ v =>
            v.type === 'error' || v.type === 'warning';
          const hasErrorOrWarning = !!regularValidationResult.filter(errorOrWarning).length;
          const hasShownErrorOrWarning = !!prevShownValidationResult.filter(errorOrWarning).length;
          return !hasErrorOrWarning && hasShownErrorOrWarning;
        }
@param {Object} context
@param {Validator[]} context.regularValidationResult
@param {Validator[]} context.prevShownValidationResult
@returns {boolean}