/
cmd_prefer.go
68 lines (58 loc) · 1.64 KB
/
cmd_prefer.go
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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2016 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package main
import (
"github.com/snapcore/snapd/i18n"
"github.com/jessevdk/go-flags"
)
type cmdPrefer struct {
waitMixin
Positionals struct {
Snap installedSnapName `required:"yes"`
} `positional-args:"true"`
}
var shortPreferHelp = i18n.G("Enable aliases from a snap, disabling any conflicting aliases")
var longPreferHelp = i18n.G(`
The prefer command enables all aliases of the given snap in preference
to conflicting aliases of other snaps whose aliases will be disabled
(or removed, for manual ones).
`)
func init() {
addCommand("prefer", shortPreferHelp, longPreferHelp, func() flags.Commander {
return &cmdPrefer{}
}, waitDescs, []argDesc{
{name: "<snap>"},
})
}
func (x *cmdPrefer) Execute(args []string) error {
if len(args) > 0 {
return ErrExtraArgs
}
id, err := x.client.Prefer(string(x.Positionals.Snap))
if err != nil {
return err
}
chg, err := x.wait(id)
if err != nil {
if err == noWait {
return nil
}
return err
}
return showAliasChanges(chg)
}