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authorFelix Lange <fjl@twurst.com>2016-04-16 00:05:24 +0800
committerFelix Lange <fjl@twurst.com>2016-04-16 00:10:52 +0800
commita40e61b4ac44a4f64f057a4220a26cfe4b9dcf03 (patch)
tree401218a5f3ed5b4fac88baf87551bd3f57f3c34b /eth/api.go
parent6197fbf8d70c1aa96c3e87de91ff3f46f454c1ea (diff)
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rpc: remove NotifierContextKey
Context keys must have a unique type in order to prevent any unintented clashes. The code used int(1) as key. Fix it by implementing the pattern recommended by package context.
Diffstat (limited to 'eth/api.go')
-rw-r--r--eth/api.go4
1 files changed, 2 insertions, 2 deletions
diff --git a/eth/api.go b/eth/api.go
index 41387c27f..a0b1f8ac2 100644
--- a/eth/api.go
+++ b/eth/api.go
@@ -603,7 +603,7 @@ type NewBlocksArgs struct {
// NewBlocks triggers a new block event each time a block is appended to the chain. It accepts an argument which allows
// the caller to specify whether the output should contain transactions and in what format.
func (s *PublicBlockChainAPI) NewBlocks(ctx context.Context, args NewBlocksArgs) (rpc.Subscription, error) {
- notifier, supported := ctx.Value(rpc.NotifierContextKey).(rpc.Notifier)
+ notifier, supported := rpc.NotifierFromContext(ctx)
if !supported {
return nil, rpc.ErrNotificationsUnsupported
}
@@ -1345,7 +1345,7 @@ func (s *PublicTransactionPoolAPI) PendingTransactions() []*RPCTransaction {
// NewPendingTransaction creates a subscription that is triggered each time a transaction enters the transaction pool
// and is send from one of the transactions this nodes manages.
func (s *PublicTransactionPoolAPI) NewPendingTransactions(ctx context.Context) (rpc.Subscription, error) {
- notifier, supported := ctx.Value(rpc.NotifierContextKey).(rpc.Notifier)
+ notifier, supported := rpc.NotifierFromContext(ctx)
if !supported {
return nil, rpc.ErrNotificationsUnsupported
}