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Added recoverable option

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This commit is contained in:
obscuren 2014-07-24 12:12:00 +02:00
parent 306b5bcff3
commit 3c3292d505
1 changed files with 13 additions and 9 deletions
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22
ethvm/vm.go
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@ -37,6 +37,8 @@ type Vm struct {
BreakPoints []int64 BreakPoints []int64
Stepping bool Stepping bool
Fn string Fn string
Recoverable bool
} }
type Environment interface { type Environment interface {
@ -62,18 +64,20 @@ func New(env Environment) *Vm {
lt = LogTyDiff lt = LogTyDiff
} }
return &Vm{env: env, logTy: lt} return &Vm{env: env, logTy: lt, Recoverable: true}
} }
func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) { func (self *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
// Recover from any require exception if self.Recoverable {
defer func() { // Recover from any require exception
if r := recover(); r != nil { defer func() {
ret = closure.Return(nil) if r := recover(); r != nil {
err = fmt.Errorf("%v", r) ret = closure.Return(nil)
vmlogger.Errorln("vm err", err) err = fmt.Errorf("%v", r)
} vmlogger.Errorln("vm err", err)
}() }
}()
}
// Debug hook // Debug hook
if self.Dbg != nil { if self.Dbg != nil {