Throw an exception when nothing was read from socket

SourceQuery/Socket.php

@@ -82,8 +82,7 @@
 			
 			if( $Buffer->Remaining( ) === 0 )
 			{
-				// TODO: Should we throw an exception here?
-				return;
+				throw new InvalidPacketException( 'Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY );
 			}
 			
 			$Header = $Buffer->GetLong( );

SourceQuery/SourceQuery.php

@@ -192,8 +192,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			$this->Socket->Write( self::A2S_PING );
@@ -215,8 +213,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			$this->Socket->Write( self::A2S_INFO, "Source Engine Query\0" );
@@ -224,11 +220,6 @@
 			
 			$Type = $Buffer->GetByte( );
 			
-			if( $Type === 0 )
-			{
-				return false;
-			}
-			
 			// Old GoldSource protocol, HLTV still uses it
 			if( $Type === self::S2A_INFO_OLD && $this->Socket->Engine === self::GOLDSOURCE )
 			{
@@ -361,8 +352,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			switch( $this->GetChallenge( self::A2S_PLAYER, self::S2A_PLAYER ) )
@@ -422,8 +411,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			switch( $this->GetChallenge( self::A2S_RULES, self::S2A_RULES ) )
@@ -537,8 +524,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			switch( $this->Socket->Engine )
@@ -578,8 +563,6 @@
 			if( !$this->Connected )
 			{
 				throw new SocketException( 'Not connected.', SocketException::NOT_CONNECTED );
-				
-				return false;
 			}
 			
 			return $this->Rcon->Command( $Command );