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accounts/abi/bind: now using pending state of code for pending calls

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This commit is contained in:
Max Wolter 2016-08-13 13:31:10 +02:00
parent 79de990d2e
commit 2f5413bbce
1 changed files with 16 additions and 11 deletions
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27
accounts/abi/bind/base.go
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@ -119,17 +119,22 @@ func (c *BoundContract) Call(opts *CallOpts, result interface{}, method string,
opts = new(CallOpts)
}
// Make sure we have a contract to operate on, and bail out otherwise
if (opts.Pending && atomic.LoadUint32(&c.pendingHasCode) == 0) || (!opts.Pending && atomic.LoadUint32(&c.latestHasCode) == 0) {
if code, err := c.backend.CodeAt(opts.Context, c.address, nil); err != nil {
return err
} else if len(code) == 0 {
return ErrNoCode
}
if opts.Pending {
atomic.StoreUint32(&c.pendingHasCode, 1)
} else {
atomic.StoreUint32(&c.latestHasCode, 1)
}
var code []byte
var err error
if opts.Pending && atomic.LoadUint32(&c.pendingHasCode) == 0 {
code, err = c.backend.PendingCodeAt(opts.Context, c.address)
} else if !opts.Pending && atomic.LoadUint32(&c.latestHasCode) == 0 {
code, err = c.backend.CodeAt(opts.Context, c.address, nil)
}
if err != nil {
return err
} else if len(code) == 0 {
return ErrNoCode
}
if opts.Pending {
atomic.StoreUint32(&c.pendingHasCode, 1)
} else {
atomic.StoreUint32(&c.latestHasCode, 1)
}
// Pack the input, call and unpack the results
input, err := c.abi.Pack(method, params...)