efritz/ij

package config

import (
    "encoding/json"
    "fmt"
)

type RemoveTask struct {
    TaskMeta
    Images       []string `json:"images,omitempty"`
    IncludeBuilt bool     `json:"include-built,omitempty"`
}

func (t *RemoveTask) GetType() string {
    return "remove"
}

func (t *RemoveTask) Extend(task Task) error {
    parent, ok := task.(*RemoveTask)
    if !ok {
        return fmt.Errorf(
            "task %s extends %s, but they have different types",
            t.Name,
            task.GetName(),
        )
    }

    t.extendMeta(parent.TaskMeta)
    t.Images = append(parent.Images, t.Images...)
    t.IncludeBuilt = extendBool(t.IncludeBuilt, parent.IncludeBuilt)
    return nil
}

func (t *RemoveTask) MarshalJSON() ([]byte, error) {
    type Alias RemoveTask

    return json.Marshal(&struct {
        *Alias
        Type string `json:"type"`
    }{
        Alias: (*Alias)(t),
        Type:  t.GetType(),
    })
}