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Merge pull request #443 from waynewyang/fix-VM-TransferFunds-method

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Delete TransferFunds Method
This commit is contained in:
Jakub Sztandera 2019-10-23 18:41:23 +09:00 committed by GitHub
commit b9627293e0
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 22 deletions
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26
chain/vm/vm.go
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@ -578,28 +578,6 @@ func (vm *VM) StateTree() types.StateTree {
return vm.cstate
}
func (vm *VM) TransferFunds(from, to address.Address, amt types.BigInt) error {
if from == to {
return nil
}
fromAct, err := vm.cstate.GetActor(from)
if err != nil {
return err
}
toAct, err := vm.cstate.GetActor(from)
if err != nil {
return err
}
if err := Transfer(fromAct, toAct, amt); err != nil {
return xerrors.Errorf("failed to deduct funds: %w", err)
}
return nil
}
func (vm *VM) SetBlockHeight(h uint64) {
vm.blockHeight = h
}
@ -624,6 +602,10 @@ func (vm *VM) Invoke(act *types.Actor, vmctx *VMContext, method uint64, params [
}
func Transfer(from, to *types.Actor, amt types.BigInt) error {
if from == to {
return nil
}
if amt.LessThan(types.NewInt(0)) {
return xerrors.Errorf("attempted to transfer negative value")
}