The following packages did not export their package.json file so we could not check the "svelte" field.

[adyshev]

Package with dependency on is-promise (svelte-forms) during build with rollout throws:

[rollup-plugin-svelte] The following packages did not export their package.json file so we could not check the "svelte" field. If you had difficulties importing svelte components from a package, then please contact the author and ask them to export the package.json file.

• is-promise

[ForbesLindesay]

Feel free to open a pull request.