all: fix spelling mistakes (#25961)

core/state/snapshot/conversion.go

@@ -136,7 +136,7 @@ func (stat *generateStats) progressAccounts(account common.Hash, done uint64) {
 	stat.head = account
 }
 
-// finishAccounts updates the gemerator stats for the finished account range.
+// finishAccounts updates the generator stats for the finished account range.
 func (stat *generateStats) finishAccounts(done uint64) {
 	stat.lock.Lock()
 	defer stat.lock.Unlock()

core/state/snapshot/iterator_fast.go

@@ -276,7 +276,7 @@ func (fi *fastIterator) next(idx int) bool {
 			return false
 		}
 		// The elem we're placing it next to has the same value,
-		// so whichever winds up on n+1 will need further iteraton
+		// so whichever winds up on n+1 will need further iteration
 		clash = n + 1
 
 		return cur.priority < fi.iterators[n+1].priority

core/state/snapshot/iterator_test.go

@@ -819,7 +819,7 @@ func TestStorageIteratorDeletions(t *testing.T) {
 // only spit out 200 values eventually.
 //
 // The value-fetching benchmark is easy on the binary iterator, since it never has to reach
-// down at any depth for retrieving the values -- all are on the toppmost layer
+// down at any depth for retrieving the values -- all are on the topmost layer
 //
 // BenchmarkAccountIteratorTraversal/binary_iterator_keys-6         	    2239	    483674 ns/op
 // BenchmarkAccountIteratorTraversal/binary_iterator_values-6       	    2403	    501810 ns/op

core/state/snapshot/metrics.go

@@ -36,7 +36,7 @@ var (
 	snapAccountProveCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/prove", nil)
 	// snapAccountTrieReadCounter measures time spent on the account trie iteration
 	snapAccountTrieReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/trieread", nil)
-	// snapAccountSnapReadCounter measues time spent on the snapshot account iteration
+	// snapAccountSnapReadCounter measures time spent on the snapshot account iteration
 	snapAccountSnapReadCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/snapread", nil)
 	// snapAccountWriteCounter measures time spent on writing/updating/deleting accounts
 	snapAccountWriteCounter = metrics.NewRegisteredCounter("state/snapshot/generation/duration/account/write", nil)

core/state/snapshot/snapshot_test.go

@@ -166,7 +166,7 @@ func TestDiskLayerExternalInvalidationPartialFlatten(t *testing.T) {
 	if err := snaps.Cap(common.HexToHash("0x03"), 1); err != nil {
 		t.Fatalf("failed to merge accumulator onto disk: %v", err)
 	}
-	// Since the base layer was modified, ensure that data retrievald on the external reference fail
+	// Since the base layer was modified, ensure that data retrievals on the external reference fail
 	if acc, err := ref.Account(common.HexToHash("0x01")); err != ErrSnapshotStale {
 		t.Errorf("stale reference returned account: %#x (err: %v)", acc, err)
 	}
@@ -224,7 +224,7 @@ func TestDiffLayerExternalInvalidationPartialFlatten(t *testing.T) {
 	if err := snaps.Cap(common.HexToHash("0x04"), 1); err != nil {
 		t.Fatalf("failed to flatten diff layer into accumulator: %v", err)
 	}
-	// Since the accumulator diff layer was modified, ensure that data retrievald on the external reference fail
+	// Since the accumulator diff layer was modified, ensure that data retrievals on the external reference fail
 	if acc, err := ref.Account(common.HexToHash("0x01")); err != ErrSnapshotStale {
 		t.Errorf("stale reference returned account: %#x (err: %v)", acc, err)
 	}