GoDoxy/internal/utils/functional/slice.go

71 lines
1.1 KiB
Go

package functional
type Slice[T any] struct {
s []T
}
func NewSlice[T any]() *Slice[T] {
return &Slice[T]{make([]T, 0)}
}
func NewSliceN[T any](n int) *Slice[T] {
return &Slice[T]{make([]T, n)}
}
func NewSliceFrom[T any](s []T) *Slice[T] {
return &Slice[T]{s}
}
func (s *Slice[T]) Size() int {
return len(s.s)
}
func (s *Slice[T]) Empty() bool {
return len(s.s) == 0
}
func (s *Slice[T]) NotEmpty() bool {
return len(s.s) > 0
}
func (s *Slice[T]) Iterator() []T {
return s.s
}
func (s *Slice[T]) Set(i int, v T) {
s.s[i] = v
}
func (s *Slice[T]) Add(e T) *Slice[T] {
s.s = append(s.s, e)
return s
}
func (s *Slice[T]) AddRange(other *Slice[T]) *Slice[T] {
s.s = append(s.s, other.s...)
return s
}
func (s *Slice[T]) ForEach(do func(T)) {
for _, v := range s.s {
do(v)
}
}
func (s *Slice[T]) Map(m func(T) T) *Slice[T] {
n := make([]T, len(s.s))
for i, v := range s.s {
n[i] = m(v)
}
return &Slice[T]{n}
}
func (s *Slice[T]) Filter(f func(T) bool) *Slice[T] {
n := make([]T, 0)
for _, v := range s.s {
if f(v) {
n = append(n, v)
}
}
return &Slice[T]{n}
}