results: use standalone repo (#687)

eth.nimble

@@ -18,7 +18,8 @@ requires "nim >= 1.6.0",
          "sqlite3_abi",
          "confutils",
          "testutils",
-         "unittest2"
+         "unittest2",
+         "results"
 
 let nimc = getEnv("NIMC", "nim") # Which nim compiler to use
 let lang = getEnv("NIMLANG", "c") # Which backend (c/cpp/js)

eth/db/kvstore.nim

@@ -13,7 +13,7 @@
 
 import
   std/[tables, hashes, sets],
-  stew/results
+  results
 
 export results
 

eth/keyfile/keyfile.nim

@@ -12,7 +12,7 @@
 import
   std/[strutils, json],
   nimcrypto/[bcmode, hmac, rijndael, pbkdf2, sha2, sysrand, utils, keccak, scrypt],
-  stew/results,
+  results,
   ../keys,
   ./uuid
 

eth/net/nat.nim

@@ -10,7 +10,7 @@
 
 import
   std/[options, os, strutils, times],
-  stew/results, nat_traversal/[miniupnpc, natpmp],
+  results, nat_traversal/[miniupnpc, natpmp],
   chronicles, json_serialization/std/net, chronos,
   ../common/utils, ./utils as netutils
 

eth/net/utils.nim

@@ -9,7 +9,7 @@
 
 import
   std/[tables, hashes, net],
-  stew/results, chronos, chronicles
+  results, chronos, chronicles
 
 export net.IpAddress
 

eth/p2p/discoveryv5/nodes_verification.nim

@@ -10,7 +10,7 @@
 
 import
   std/[sets, options, net],
-  stew/results, chronicles, chronos,
+  results, chronicles, chronos,
   ../../net/utils,
   "."/[node, enr, routing_table]
 

eth/p2p/discoveryv5/protocol.nim

@@ -83,7 +83,7 @@
 import
   std/[tables, sets, options, math, sequtils, algorithm],
   json_serialization/std/net,
-  stew/results, chronicles, chronos, stint, metrics,
+  results, chronicles, chronos, stint, metrics,
   ".."/../[rlp, keys],
   "."/[messages_encoding, encoding, node, routing_table, enr, random2, sessions,
     ip_vote, nodes_verification]

eth/p2p/discoveryv5/routing_table.nim

@@ -9,7 +9,7 @@
 
 import
   std/[algorithm, times, sequtils, bitops, sets],
-  bearssl/rand, stew/results,
+  bearssl/rand, results,
   stint, chronicles, metrics, chronos,
   ../../net/utils,
   "."/[node, random2, enr]

eth/p2p/rlpxcrypt.nim

@@ -13,7 +13,7 @@
 {.push raises: [].}
 
 import
-  nimcrypto/[bcmode, keccak, rijndael, utils], stew/results
+  nimcrypto/[bcmode, keccak, rijndael, utils], results
 from auth import ConnectionSecret
 
 export results

eth/rlp/writer.nim

@@ -300,9 +300,10 @@ proc appendImpl(self: var RlpWriter, data: tuple) {.inline.} =
 # score in order to facilitate easier overloading with user types:
 template append*[T](w: var RlpWriter; data: T) =
   when data is (SomeSignedInt|enum|bool):
-    # TODO potentially remove signed integer support - we should never make it
-    #      this far!
-    {.warning: "Signed integers cannot reliably be encoded using RLP".}
+    when data is SomeSignedInt:
+      # TODO potentially remove signed integer support - we should never make it
+      #      this far!
+      {.warning: "Signed integers cannot reliably be encoded using RLP".}
     appendImpl(w, uint64(data))
   else:
     appendImpl(w, data)

eth/trie/hexary_proof_verification.nim

@@ -9,7 +9,7 @@
 
 import
   std/[tables, options, sequtils],
-  stew/results,
+  results,
   nimcrypto/[keccak, hash],
   ".."/rlp,
   "."/[trie_defs, nibbles, db]