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gitea/vendor/github.com/djherbis/buffer/list.go

47 lines
939 B

package buffer
import "math"
// List is a slice of Buffers, it's the backing for NewPartition
type List []Buffer
// Len is the sum of the Len()'s of the Buffers in the List.
func (l *List) Len() (n int64) {
for _, buffer := range *l {
if n > math.MaxInt64-buffer.Len() {
return math.MaxInt64
}
n += buffer.Len()
}
return n
}
// Cap is the sum of the Cap()'s of the Buffers in the List.
func (l *List) Cap() (n int64) {
for _, buffer := range *l {
if n > math.MaxInt64-buffer.Cap() {
return math.MaxInt64
}
n += buffer.Cap()
}
return n
}
// Reset calls Reset() on each of the Buffers in the list.
func (l *List) Reset() {
for _, buffer := range *l {
buffer.Reset()
}
}
// Push adds a Buffer to the end of the List
func (l *List) Push(b Buffer) {
*l = append(*l, b)
}
// Pop removes and returns a Buffer from the front of the List
func (l *List) Pop() (b Buffer) {
b = (*l)[0]
*l = (*l)[1:]
return b
}