Options.svelte

<script>
  import {Fetch} from "svelte-data-loading"
</script>

<Fetch 
  base="https://example.com" // optional, will be prepended to all API `load` paths. Special case of `transform`
  headers={headers => ({...headers, ...headersToAdd})} // Add additional headers for e.g. auth. Special case of `transform`
  transform={({method, url, headers, body}) => ({method, url, headers, body})} // Modify a request before it's made
  defautLoading={Component} // display if the `loading` slot isn't provided
  defaultError={Component} // display if the `error` slot isn't provided
  on:error={response => {}} // handle things like auth errors, which might require a navigation
>
  
  <YourAppHere/>
</Fetch>