[Home](./index.md) > [ember-asset-size-report](./ember-asset-size-report.md) > [Project](./ember-asset-size-report.project.md) > [spinner](./ember-asset-size-report.project.spinner.md) ## Project.spinner property > This API is provided as a preview for developers and may change based on feedback that we receive. Do not use this API in a production environment. > Optional loading spinner to report progress Signature: ```typescript readonly spinner?: SpinnerLike | undefined; ```