elliotchance/gedcom

package gedcom

// Dater is implemented by nodes that are reasonably expected to have dates
// associated with them, such as events.
type Dater interface {
    Dates() DateNodes
}

// Dates returns the shallow DateNodes.
//
// Dates is safe to use with nil nodes.
//
// Dates will always return all dates, even dates that are invalid.
func Dates(nodes ...Node) (result DateNodes) {
    for _, node := range nodes {
        if IsNil(node) {
            continue
        }

        for _, n := range NodesWithTag(node, TagDate) {
            result = append(result, n.(*DateNode))
        }
    }

    return
}