Fix typos and grammar errors in comments

app/node/node.go

@@ -326,7 +326,7 @@ func (node *Node) RunRPCAndWait(ctx context.Context, rootCmdDaemon *cmds.Command
 
 	terminate := make(chan error, 1)
 
-	// todo: design an genterfull
+	// todo: design a graceful
 	memguard.CatchSignal(func(signal os.Signal) {
 		log.Infof("received signal(%s), venus will shutdown...", signal.String())
 		log.Infof("shutting down server...")

app/submodule/mpool/mpool_api.go

@@ -258,7 +258,7 @@ func (a *MessagePoolAPI) MpoolPushMessage(ctx context.Context, msg *types.Messag
 	})
 }
 
-// MpoolBatchPush batch pushes a unsigned message to mempool.
+// MpoolBatchPush batch pushes an unsigned message to mempool.
 func (a *MessagePoolAPI) MpoolBatchPush(ctx context.Context, smsgs []*types.SignedMessage) ([]cid.Cid, error) {
 	var messageCids []cid.Cid
 	for _, smsg := range smsgs {
@@ -292,7 +292,7 @@ func (a *MessagePoolAPI) MpoolBatchPushUntrusted(ctx context.Context, smsgs []*t
 	return messageCids, nil
 }
 
-// MpoolBatchPushMessage batch pushes a unsigned message to mempool.
+// MpoolBatchPushMessage batch pushes an unsigned message to mempool.
 func (a *MessagePoolAPI) MpoolBatchPushMessage(ctx context.Context, msgs []*types.Message, spec *types.MessageSendSpec) ([]*types.SignedMessage, error) {
 	var smsgs []*types.SignedMessage
 	for _, msg := range msgs {

cmd/import.go

@@ -63,7 +63,7 @@ func importChain(ctx context.Context, r repo.Repo, network string, fname string)
 	}
 
 	bs := r.Datastore()
-	// setup a ipldCbor on top of the local store
+	// setup an ipldCbor on top of the local store
 	chainStore := chain.NewStore(r.ChainDatastore(), bs, cid.Undef, chainselector.Weight)
 
 	bufr := bufio.NewReaderSize(rd, 1<<20)

pkg/chain/randomness.go

@@ -119,7 +119,7 @@ func (c *ChainRandomnessSource) GetBeaconRandomnessTipset(ctx context.Context, r
 // If `head` is empty (as when processing the pre-genesis state or the genesis block), the seed derived from
 // a fixed genesis ticket.
 // Note that this may produce the same value for different, neighbouring epochs when the epoch references a round
-// in which no blocks were produced (an empty tipset or "null block"). A caller desiring a unique see for each epoch
+// in which no blocks were produced (an empty tipset or "null block"). A caller desiring a unique seed for each epoch
 // should blend in some distinguishing value (such as the epoch itself) into a hash of this ticket.
 func (c *ChainRandomnessSource) getChainRandomness(ctx context.Context, epoch abi.ChainEpoch, lookback bool) (types.Ticket, error) {
 	if !c.head.IsEmpty() {

pkg/util/ffiwrapper/impl/partialfile.go

@@ -23,7 +23,7 @@ const veryLargeRle = 1 << 20
 // in a sector are unsealed, and which are not (holes)
 
 // unsealed sector files internally have this structure
-// [unpadded (raw) data][rle+][4B LE length fo the rle+ field]
+// [unpadded (raw) data][rle+][4B LE length of the rle+ field]
 
 type partialFile struct {
 	maxPiece abi.PaddedPieceSize

venus-shared/types/wallet/sign_types.go

@@ -224,7 +224,7 @@ func GetSignBytesAndObj(toSign []byte, meta types.MsgMeta) (interface{}, []byte,
 func CborDecodeInto(r []byte, v interface{}) error {
 	unmarshaler, isOk := v.(cbor.Unmarshaler)
 	if !isOk {
-		return fmt.Errorf("not an 'unmarhsaler'")
+		return fmt.Errorf("not an 'unmarshaler'")
 	}
 	if err := unmarshaler.UnmarshalCBOR(bytes.NewReader(r)); err != nil {
 		return fmt.Errorf("cbor unmarshal:%w", err)