neo-go/pkg/vm/vm_ops_flow.go
2019-03-16 22:09:04 +00:00

25 lines
532 B
Go

package vm
import (
"github.com/CityOfZion/neo-go/pkg/vm/stack"
)
// Flow control
// RET Returns from the current context
// Returns HALT if there are nomore context's to run
func RET(op stack.Instruction, ctx *stack.Context, istack *stack.Invocation) (Vmstate, error) {
// Pop current context from the Inovation stack
err := istack.RemoveCurrentContext()
if err != nil {
return FAULT, err
}
// If there are no-more context's left to ran, then we HALT
if istack.Len() == 0 {
return HALT, nil
}
return NONE, nil
}