package client
 
 import (
 	"encoding/json"
 	"net/url"
 
 	"github.com/docker/docker/api/types/filters"

 	volumetypes "github.com/docker/docker/api/types/volume"

 	"golang.org/x/net/context"
 )
 
 // VolumeList returns the volumes configured in the docker host.

 func (cli *Client) VolumeList(ctx context.Context, filter filters.Args) (volumetypes.VolumesListOKBody, error) {
 	var volumes volumetypes.VolumesListOKBody

 	query := url.Values{}
 
 	if filter.Len() > 0 {
 		filterJSON, err := filters.ToParamWithVersion(cli.version, filter)
 		if err != nil {
 			return volumes, err
 		}
 		query.Set("filters", filterJSON)
 	}
 	resp, err := cli.get(ctx, "/volumes", query, nil)
 	if err != nil {
 		return volumes, err
 	}
 
 	err = json.NewDecoder(resp.body).Decode(&volumes)
 	ensureReaderClosed(resp)
 	return volumes, err
 }