protocol.rb in bitcoin-ruby-0.0.19

- old
+ new

@@ -17,11 +17,10 @@
     autoload :TxIn,          'bitcoin/protocol/txin'
     autoload :TxOut,         'bitcoin/protocol/txout'
     autoload :Tx,            'bitcoin/protocol/tx'
     autoload :Block,         'bitcoin/protocol/block'
     autoload :Addr,          'bitcoin/protocol/address'
-    autoload :Alert,         'bitcoin/protocol/alert'
     autoload :Reject,        'bitcoin/protocol/reject'
     autoload :Version,       'bitcoin/protocol/version'
     autoload :AuxPow,        'bitcoin/protocol/aux_pow'
     autoload :PartialMerkleTree,  'bitcoin/protocol/partial_merkle_tree'
 
@@ -60,11 +59,11 @@
       end
     end
 
     def self.unpack_var_string(payload)
       size, payload = unpack_var_int(payload)
-      size > 0 ? (string, payload = payload.unpack("a#{size}a*")) : [nil, payload]
+      size > 0 ? (_, payload = payload.unpack("a#{size}a*")) : [nil, payload]
     end
 
     def self.unpack_var_string_from_io(buf)
       size = unpack_var_int_from_io(buf)
       size > 0 ? buf.read(size) : nil
@@ -112,10 +111,14 @@
     def self.pkt(command, payload)
       cmd      = command.ljust(12, "\x00")[0...12]
       length   = [payload.bytesize].pack("V")
       checksum = Digest::SHA256.digest(Digest::SHA256.digest(payload))[0...4]
       pkt      = "".force_encoding(BINARY)
-      pkt << Bitcoin.network[:magic_head].force_encoding(BINARY) << cmd.force_encoding(BINARY) << length << checksum << payload.force_encoding(BINARY)
+      pkt << Bitcoin.network[:magic_head].force_encoding(BINARY)
+      pkt << cmd.force_encoding(BINARY)
+      pkt << length
+      pkt << checksum
+      pkt << payload.dup.force_encoding(BINARY)
     end
 
     def self.version_pkt(from_id, from=nil, to=nil, last_block=nil, time=nil, user_agent=nil, version=nil)
       opts = if from_id.is_a?(Hash)
         from_id