sarulabs/statix

package resource

import "bytes"

// Collection is a list of resource.
type Collection struct {
    Resources []Resource
}

// NewCollection creates a new Collection.
func NewCollection(resources ...Resource) *Collection {
    return &Collection{
        Resources: resources,
    }
}

// Dump returns the concatenation of the content of the resources
// belonging to the collection.
func (c *Collection) Dump() ([]byte, error) {
    buf := bytes.NewBuffer(nil)
    for _, r := range c.Resources {
        c, err := r.Dump()
        if err != nil {
            return []byte{}, err
        }
        buf.Write(c)
    }
    return buf.Bytes(), nil
}

// In returns a copy of the Collection with the In method applied to
// all resources in the collection.
func (c *Collection) In(path string) Resource {
    clone := &Collection{
        Resources: []Resource{},
    }
    for _, r := range c.Resources {
        clone.Resources = append(clone.Resources, r.In(path))
    }
    return clone
}