| 377 | } |
| 378 | |
| 379 | func (s *Script) RemoveOpCodeByIndex(index int) *Script { |
| 380 | opCodesLen := len(s.ParsedOpCodes) |
| 381 | if index < 0 || index >= opCodesLen { |
| 382 | return nil |
| 383 | } |
| 384 | if index == 0 { |
| 385 | if opCodesLen == 1 { |
| 386 | return NewEmptyScript() |
| 387 | } |
| 388 | return NewScriptOps(s.ParsedOpCodes[1:]) |
| 389 | } |
| 390 | if index == opCodesLen-1 { |
| 391 | return NewScriptOps(s.ParsedOpCodes[:index]) |
| 392 | } |
| 393 | parsedOpCodes := make([]opcodes.ParsedOpCode, 0, opCodesLen-1) |
| 394 | parsedOpCodes = append(parsedOpCodes, s.ParsedOpCodes[:index]...) |
| 395 | parsedOpCodes = append(parsedOpCodes, s.ParsedOpCodes[index+1:]...) |
| 396 | return NewScriptOps(parsedOpCodes) |
| 397 | } |
| 398 | |
| 399 | func (s *Script) RemoveOpcode(code byte) *Script { |
| 400 | parsedOpCodes := make([]opcodes.ParsedOpCode, 0, len(s.ParsedOpCodes)) |