diff --git a/ethutil/script.go b/ethutil/script.go index af4ca6a387..aaa0f8ed87 100644 --- a/ethutil/script.go +++ b/ethutil/script.go @@ -10,28 +10,36 @@ import ( // General compile function func Compile(script string) (ret []byte, err error) { - c := strings.Split(script, "\n")[0] + if len(script) > 2 { + line := strings.Split(script, "\n")[0] - if c == "#!serpent" { - byteCode, err := serpent.Compile(script) - if err != nil { - return nil, err - } + if line[0:2] == "#!" { + switch line { + case "#!serpent": + byteCode, err := serpent.Compile(script) + if err != nil { + return nil, err + } + + return byteCode, nil + } + } else { - return byteCode, nil - } else { - compiler := mutan.NewCompiler(backend.NewEthereumBackend()) - byteCode, errors := compiler.Compile(strings.NewReader(script)) - if len(errors) > 0 { - var errs string - for _, er := range errors { - if er != nil { - errs += er.Error() + compiler := mutan.NewCompiler(backend.NewEthereumBackend()) + byteCode, errors := compiler.Compile(strings.NewReader(script)) + if len(errors) > 0 { + var errs string + for _, er := range errors { + if er != nil { + errs += er.Error() + } } + return nil, fmt.Errorf("%v", errs) } - return nil, fmt.Errorf("%v", errs) - } - return byteCode, nil + return byteCode, nil + } } + + return nil, nil }