neoneo-go/pkg/vm/opcode/from_string.go

21 lines
390 B
Go
Raw Normal View History

2020-05-21 10:00:11 +00:00
package opcode
import "errors"
var stringToOpcode = make(map[string]Opcode)
func init() {
for i := 0; i < 255; i++ {
op := Opcode(i)
stringToOpcode[op.String()] = op
}
}
// FromString converts string representation to an opcode itself.
2020-05-21 10:00:11 +00:00
func FromString(s string) (Opcode, error) {
if op, ok := stringToOpcode[s]; ok {
return op, nil
}
return 0, errors.New("invalid opcode")
}