type Filter … func (c Filter) String() string { … } func (c Filter) GetExit() error { … } func (c *Filter) Filter(nodes []*yaml.RNode) ([]*yaml.RNode, error) { … } func (c *Filter) setupExec() error { … } // getCommand returns the command + args to run to spawn the container func (c *Filter) getCommand() (string, []string) { … } // NewContainer returns a new container filter func NewContainer(spec runtimeutil.ContainerSpec, uidgid string) Filter { … }