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package search
type GoMap map[int]int
func NewGoMap() GoMap {
return make(GoMap)
}
func (m GoMap) Empty() bool {
return m.Size() == 0
}
func (m GoMap) Size() int {
return len(m)
}
func (m GoMap) Put(key, val int) {
m[key] = val
}
func (m GoMap) Get(key int) (int, error) {
val, ok := m[key]
if !ok {
return -1, NotFound
}
return val, nil
}
func (m GoMap) Del(key int) (int, error) {
val, ok := m[key]
if !ok {
return -1, NotFound
}
delete(m, key)
return val, nil
}
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