path: root/ethutil/set.go

package ethutil

type Settable interface {
    AsSet() UniqueSet
}

type Stringable interface {
    String() string
}

type UniqueSet map[string]struct{}

func NewSet(v ...Stringable) UniqueSet {
    set := make(UniqueSet)
    for _, val := range v {
        set.Insert(val)
    }

    return set
}

func (self UniqueSet) Insert(k Stringable) UniqueSet {
    self[k.String()] = struct{}{}

    return self
}

func (self UniqueSet) Include(k Stringable) bool {
    _, ok := self[k.String()]

    return ok
}

func Set(s Settable) UniqueSet {
    return s.AsSet()
}