random warning fixes

beacon_chain/beacon_chain_db.nim

@@ -62,8 +62,7 @@ func subkey(root: Eth2Digest, slot: Slot): auto =
   ret
 
 proc init*(T: type BeaconChainDB, backend: TrieDatabaseRef): BeaconChainDB =
-  new result
-  result.backend = backend
+  T(backend: backend)
 
 proc putBlock*(db: BeaconChainDB, key: Eth2Digest, value: BeaconBlock) =
   db.backend.put(subkey(type value, key), SSZ.encode(value))

beacon_chain/beacon_node.nim

@@ -48,9 +48,6 @@ func localValidatorsDir(conf: BeaconNodeConf): string =
 func databaseDir(conf: BeaconNodeConf): string =
   conf.dataDir / "db"
 
-template `//`(url, fragment: string): string =
-  url & "/" & fragment
-
 proc saveValidatorKey(keyName, key: string, conf: BeaconNodeConf) =
   let validatorsDir = conf.dataDir / dataDirValidators
   let outputFile = validatorsDir / keyName
@@ -157,7 +154,7 @@ proc init*(T: type BeaconNode, conf: BeaconNodeConf): Future[BeaconNode] {.async
 
   result.attachedValidators = ValidatorPool.init
 
-  let trieDB = trieDB newChainDb(string conf.databaseDir)
+  let trieDB = trieDB newChainDb(conf.databaseDir)
   result.db = BeaconChainDB.init(trieDB)
 
   # TODO this is problably not the right place to ensure that db is sane..
@@ -219,10 +216,10 @@ template withState(
 
   updateStateData(pool, cache, blockSlot)
 
-  template hashedState(): HashedBeaconState {.inject.} = cache.data
-  template state(): BeaconState {.inject.} = cache.data.data
-  template blck(): BlockRef {.inject.} = cache.blck
-  template root(): Eth2Digest {.inject.} = cache.data.root
+  template hashedState(): HashedBeaconState {.inject, used.} = cache.data
+  template state(): BeaconState {.inject, used.} = cache.data.data
+  template blck(): BlockRef {.inject, used.} = cache.blck
+  template root(): Eth2Digest {.inject, used.} = cache.data.root
 
   body
 
@@ -1056,8 +1053,7 @@ when isMainModule:
 
   of query:
     var
-      trieDB = trieDB newChainDb(string config.databaseDir)
-      db = BeaconChainDB.init(trieDB)
+      trieDB = trieDB newChainDb(config.databaseDir)
 
     case config.queryCmd
     of QueryCmd.nimQuery:

beacon_chain/libp2p_backend.nim

@@ -65,9 +65,6 @@ type
 
   ProtocolInfo* = ptr ProtocolInfoObj
 
-  CompressedMsgId = tuple
-    protocolIdx, methodId: int
-
   ResponseCode* = enum
     Success
     InvalidRequest

beacon_chain/libp2p_daemon_backend.nim

@@ -65,9 +65,6 @@ type
 
   ProtocolInfo* = ptr ProtocolInfoObj
 
-  CompressedMsgId = tuple
-    protocolIdx, methodId: int
-
   ResponseCode* = enum
     Success
     InvalidRequest

beacon_chain/spec/beaconstate.nim

@@ -315,7 +315,7 @@ func process_registry_updates*(state: var BeaconState) =
     if i.uint64 >= churn_limit:
       break
     let
-      (epoch, index) = epoch_and_index
+      (_, index) = epoch_and_index
       validator = addr state.validators[index]
     if validator.activation_epoch == FAR_FUTURE_EPOCH:
       validator.activation_epoch =
@@ -359,7 +359,7 @@ func get_attesting_indices*(state: BeaconState,
                             stateCache: var StateCache):
                             HashSet[ValidatorIndex] =
   # Return the set of attesting indices corresponding to ``data`` and ``bits``.
-  result = initSet[ValidatorIndex]()
+  result = initHashSet[ValidatorIndex]()
   let committee = get_beacon_committee(state, data.slot, data.index, stateCache)
   for i, index in committee:
     if bits[i]:

beacon_chain/spec/state_transition_helpers.nim

@@ -27,7 +27,7 @@ func shortLog*(x: Checkpoint): string =
 func get_attesting_indices*(
     state: BeaconState, attestations: openarray[PendingAttestation],
     stateCache: var StateCache): HashSet[ValidatorIndex] =
-  result = initSet[ValidatorIndex]()
+  result = initHashSet[ValidatorIndex]()
   for a in attestations:
     result = result.union(get_attesting_indices(
       state, a.data, a.aggregation_bits, stateCache))

beacon_chain/ssz/navigator.nim

@@ -1,5 +1,5 @@
 import
-  stew/objects, stew/ranges/ptr_arith,
+  stew/[ptrops, objects], stew/ranges/ptr_arith,
   ./types, ./bytes_reader
 
 type
@@ -44,11 +44,11 @@ func navigateToField*[T](n: SszNavigator[T],
 
   when isFixedSize(SszFieldType):
     SszNavigator[FieldType](m: MemRange(
-      startAddr: shift(n.m.startAddr, boundingOffsets[0]),
+      startAddr: offset(n.m.startAddr, boundingOffsets[0]),
       length: boundingOffsets[1] - boundingOffsets[0]))
   else:
-    template readOffset(offset): int =
-      int fromSszBytes(uint32, makeOpenArray(shift(n.m.startAddr, offset),
+    template readOffset(off): int =
+      int fromSszBytes(uint32, makeOpenArray(offset(n.m.startAddr, off),
                                              sizeof(uint32)))
     let
       startOffset = readOffset boundingOffsets[0]
@@ -59,7 +59,7 @@ func navigateToField*[T](n: SszNavigator[T],
        raise newException(MalformedSszError, "Incorrect offset values")
 
     SszNavigator[FieldType](m: MemRange(
-      startAddr: shift(n.m.startAddr, startOffset),
+      startAddr: offset(n.m.startAddr, startOffset),
       length: endOffset - startOffset))
 
 template `.`*[T](n: SszNavigator[T], field: untyped): auto =
@@ -69,7 +69,7 @@ template `.`*[T](n: SszNavigator[T], field: untyped): auto =
 
 func indexVarSizeList(m: MemRange, idx: int): MemRange =
   template readOffset(pos): int =
-    int fromSszBytes(uint32, makeOpenArray(shift(m.startAddr, pos), offsetSize))
+    int fromSszBytes(uint32, makeOpenArray(offset(m.startAddr, pos), offsetSize))
 
   let offsetPos = offsetSize * idx
   checkBounds(m, offsetPos + offsetSize)
@@ -93,7 +93,7 @@ func indexVarSizeList(m: MemRange, idx: int): MemRange =
   else:
     m.length
 
-  MemRange(startAddr: m.startAddr.shift(elemPos), length: endPos - elemPos)
+  MemRange(startAddr: m.startAddr.offset(elemPos), length: endPos - elemPos)
 
 template indexList(n, idx, T: untyped): untyped =
   type R = T
@@ -103,7 +103,7 @@ template indexList(n, idx, T: untyped): untyped =
     const elemSize = fixedPortionSize(ElemType)
     let elemPos = idx * elemSize
     checkBounds(n.m, elemPos + elemSize)
-    SszNavigator[R](m: MemRange(startAddr: shift(n.m.startAddr, elemPos),
+    SszNavigator[R](m: MemRange(startAddr: offset(n.m.startAddr, elemPos),
                                 length: elemSize))
   else:
     SszNavigator[R](m: indexVarSizeList(n.m, idx))