Method require

core/vm/stack.go:77–82

(n int)

}

func (st *Stack) require(n int) error {
	if st.len() < n {
		return fmt.Errorf("stack underflow (%d <=> %d)", len(st.data), n)
	}
	return nil
}

// Print dumps the content of the stack
func (st *Stack) Print() {