all: fix spelling errors

eth/api.go

@@ -435,7 +435,7 @@ func (api *PrivateDebugAPI) traceBlock(block *types.Block, logConfig *vm.LogConf
 	return true, structLogger.StructLogs(), nil
 }
 
-// callmsg is the message type used for call transations.
+// callmsg is the message type used for call transitions.
 type callmsg struct {
 	addr          common.Address
 	to            *common.Address

eth/downloader/downloader.go

@@ -1005,7 +1005,7 @@ func (d *Downloader) fetchNodeData() error {
 //  - fetchHook:   tester callback to notify of new tasks being initiated (allows testing the scheduling logic)
 //  - fetch:       network callback to actually send a particular download request to a physical remote peer
 //  - cancel:      task callback to abort an in-flight download request and allow rescheduling it (in case of lost peer)
-//  - capacity:    network callback to retreive the estimated type-specific bandwidth capacity of a peer (traffic shaping)
+//  - capacity:    network callback to retrieve the estimated type-specific bandwidth capacity of a peer (traffic shaping)
 //  - idle:        network callback to retrieve the currently (type specific) idle peers that can be assigned tasks
 //  - setIdle:     network callback to set a peer back to idle and update its estimated capacity (traffic shaping)
 //  - kind:        textual label of the type being downloaded to display in log mesages

eth/filters/filter_system.go

@@ -37,7 +37,7 @@ import (
 type Type byte
 
 const (
-	// UnknownSubscription indicates an unkown subscription type
+	// UnknownSubscription indicates an unknown subscription type
 	UnknownSubscription Type = iota
 	// LogsSubscription queries for new or removed (chain reorg) logs
 	LogsSubscription

eth/filters/filter_system_test.go

@@ -411,7 +411,7 @@ func TestPendingLogsSubscription(t *testing.T) {
 			{FilterCriteria{Addresses: []common.Address{thirdAddress}, Topics: [][]common.Hash{{firstTopic, secondTopic}}}, append(convertLogs(allLogs[3:5]), allLogs[5].Logs[0]), nil, nil},
 			// match logs based on multiple addresses and "or" topics
 			{FilterCriteria{Addresses: []common.Address{secondAddr, thirdAddress}, Topics: [][]common.Hash{{firstTopic, secondTopic}}}, append(convertLogs(allLogs[2:5]), allLogs[5].Logs[0]), nil, nil},
-			// block numbers are ignored for filters created with New***Filter, these return all logs that match the given criterias when the state changes
+			// block numbers are ignored for filters created with New***Filter, these return all logs that match the given criteria when the state changes
 			{FilterCriteria{Addresses: []common.Address{firstAddr}, FromBlock: big.NewInt(2), ToBlock: big.NewInt(3)}, append(convertLogs(allLogs[:2]), allLogs[5].Logs[3]), nil, nil},
 			// multiple pending logs, should match only 2 topics from the logs in block 5
 			{FilterCriteria{Addresses: []common.Address{thirdAddress}, Topics: [][]common.Hash{{firstTopic, forthTopic}}}, []*types.Log{allLogs[5].Logs[0], allLogs[5].Logs[2]}, nil, nil},

eth/handler_test.go

@@ -491,7 +491,7 @@ func testDAOChallenge(t *testing.T, localForked, remoteForked bool, timeout bool
 	if err := p2p.ExpectMsg(peer.app, GetBlockHeadersMsg, challenge); err != nil {
 		t.Fatalf("challenge mismatch: %v", err)
 	}
-	// Create a block to reply to the challenge if no timeout is simualted
+	// Create a block to reply to the challenge if no timeout is simulated
 	if !timeout {
 		blocks, _ := core.GenerateChain(&params.ChainConfig{}, genesis, db, 1, func(i int, block *core.BlockGen) {
 			if remoteForked {

eth/protocol_test.go

@@ -82,7 +82,7 @@ func testStatusMsgErrors(t *testing.T, protocol int) {
 				t.Errorf("test %d: wrong error: got %q, want %q", i, err, test.wantError)
 			}
 		case <-time.After(2 * time.Second):
-			t.Errorf("protocol did not shut down withing 2 seconds")
+			t.Errorf("protocol did not shut down within 2 seconds")
 		}
 		p.close()
 	}