neo-go/pkg/vm/stack/array.go
DauTT c6cd0e0c21 Implemented Map Stack Item:
1) Added new file map.go, map_test.go
2) Added Map, Hash Method to Item interface
3) Implemented Hash Method for every stack items (Boolean, Array, Int, ...)
2019-04-02 22:38:41 +02:00

36 lines
681 B
Go

package stack
import (
"fmt"
)
// Array represents an Array of stackItems on the stack
type Array struct {
*abstractItem
val []Item
}
// Array overrides the default implementation
// by the abstractItem, returning an Array struct
func (a *Array) Array() (*Array, error) {
return a, nil
}
//Value returns the underlying Array's value
func (a *Array) Value() []Item {
return a.val
}
// NewArray returns a new Array.
func NewArray(val []Item) *Array {
return &Array{
&abstractItem{},
val,
}
}
// Hash overrides the default abstract hash method.
func (a *Array) Hash() (string, error) {
data := fmt.Sprintf("%T %v", a, a.Value())
return KeyGenerator([]byte(data))
}