func Get(c *gophercloud.ServiceClient, alias string) GetResult {
	var res GetResult
	_, res.Err = c.Request("GET", ExtensionURL(c, alias), gophercloud.RequestOpts{
		JSONResponse: &res.Body,
		OkCodes:      []int{200},
	})
	return res
}
Get retrieves information for a specific extension using its alias.
package extensions
import (
	"github.com/rackspace/gophercloud"
	"github.com/rackspace/gophercloud/pagination"
)