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package providers
import (
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/pagination"
)
// ListOptsBuilder allows extensions to add additional parameters to the
// List request.
type ListOptsBuilder interface {
ToProviderListQuery() (string, error)
}
// ListOpts allows the filtering and sorting of paginated collections through
// the API. Filtering is achieved by passing in struct field values that map to
// the Provider attributes you want to see returned.
type ListOpts struct {
Fields []string `q:"fields"`
}
// ToProviderListQuery formats a ListOpts into a query string.
func (opts ListOpts) ToProviderListQuery() (string, error) {
q, err := gophercloud.BuildQueryString(opts)
return q.String(), err
}
// List returns a Pager which allows you to iterate over a collection of
// providers.
//
// Default policy settings return only those providers that are owned by
// the project who submits the request, unless an admin user submits the request.
func List(c *gophercloud.ServiceClient, opts ListOptsBuilder) pagination.Pager {
url := rootURL(c)
if opts != nil {
query, err := opts.ToProviderListQuery()
if err != nil {
return pagination.Pager{Err: err}
}
url += query
}
return pagination.NewPager(c, url, func(r pagination.PageResult) pagination.Page {
return ProviderPage{pagination.LinkedPageBase{PageResult: r}}
})
}
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