eslint-formatter-vso 
An ESLint formatter for Azure DevOps and Azure DevOps Server
You can reference the formatter from the command line, via the Node.js API, or through your task runner of choice.
Log Partially Complete
If you would like for the status of the task to be marked as partially succeeded if there are any warnings, set the environment variable ESLINT_AZDO_LOG_TASK_COMPLETE before running ESLint (as of version 1.2.0).
License
MIT © Engage Software