/*
GetNRef returns the id of a node reference if the input is one.
*/
func GetNRef(input interface{}) (string, bool) {
var (
nref map[string]interface{}
)
if !ld.IsNodeReference(input) {
return "", false
}
nref = input.(map[string]interface{})
return nref["@id"].(string), true
}
/*
IsNref returns true if the input is a JSON LD node reference.
*/
func IsNref(input interface{}) bool {
return ld.IsNodeReference(input)
}