RuboCop: auto-fix explicit returns

Author: eregon

lib/truffle/socket/socket.rb

@@ -238,7 +238,7 @@ def self.unpack_sockaddr_in(sockaddr)
     _, address, port = Truffle::Socket::Foreign
       .unpack_sockaddr_in(sockaddr, false)
 
-    return port, address
+    [port, address]
   rescue SocketError => e
     if e.message =~ /ai_family not supported/
       raise ArgumentError, 'not an AF_INET/AF_INET6 sockaddr'

lib/truffle/socket/truffle/foreign.rb

@@ -166,7 +166,7 @@ def self.getaddrinfo(host, service = nil, family = nil, socktype = nil,
           res = Addrinfo.new(res[:ai_next])
         end
 
-        return addrinfos
+        addrinfos
       ensure
         hints.free if hints
 
@@ -282,7 +282,7 @@ def self.pack_sockaddr_in(host, port, family = ::Socket::AF_UNSPEC,
 
         res = Addrinfo.new(res_p.read_pointer)
 
-        return res[:ai_addr].read_string(res[:ai_addrlen])
+        res[:ai_addr].read_string(res[:ai_addrlen])
       ensure
         hints.free if hints
 

src/main/ruby/core/io.rb

@@ -480,7 +480,7 @@ def run
       end
 
       @to.flush if @to.kind_of? IO
-      return bytes
+      bytes
     ensure
       if @from_io
         @from.pos = saved_pos if @offset