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Strategic use of '[[nodiscard]]' in 'Network' module

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This commit is contained in:
Vittorio Romeo 2021-12-09 16:17:38 +00:00
parent 3579ecbdb0
commit 7343b112fc
8 changed files with 38 additions and 34 deletions
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6
examples/voip/Client.cpp
View File

@ -87,7 +87,11 @@ private:
// Send a "end-of-stream" packet
sf::Packet packet;
packet << clientEndOfStream;
m_socket.send(packet);
if (!m_socket.send(packet))
{
std::cerr << "Failed to send end-of-stream packet" << std::endl;
}
// Close the socket
m_socket.disconnect();

32
include/SFML/Network/Ftp.hpp
View File

@ -278,7 +278,7 @@ public:
/// \see disconnect
///
////////////////////////////////////////////////////////////
Response connect(const IpAddress& server, unsigned short port = 21, Time timeout = Time::Zero);
[[nodiscard]] Response connect(const IpAddress& server, unsigned short port = 21, Time timeout = Time::Zero);
////////////////////////////////////////////////////////////
/// \brief Close the connection with the server
@ -288,7 +288,7 @@ public:
/// \see connect
///
////////////////////////////////////////////////////////////
Response disconnect();
[[nodiscard]] Response disconnect();
////////////////////////////////////////////////////////////
/// \brief Log in using an anonymous account
@ -299,7 +299,7 @@ public:
/// \return Server response to the request
///
////////////////////////////////////////////////////////////
Response login();
[[nodiscard]] Response login();
////////////////////////////////////////////////////////////
/// \brief Log in using a username and a password
@ -313,7 +313,7 @@ public:
/// \return Server response to the request
///
////////////////////////////////////////////////////////////
Response login(const std::string& name, const std::string& password);
[[nodiscard]] Response login(const std::string& name, const std::string& password);
////////////////////////////////////////////////////////////
/// \brief Send a null command to keep the connection alive
@ -324,7 +324,7 @@ public:
/// \return Server response to the request
///
////////////////////////////////////////////////////////////
Response keepAlive();
[[nodiscard]] Response keepAlive();
////////////////////////////////////////////////////////////
/// \brief Get the current working directory
@ -337,7 +337,7 @@ public:
/// \see getDirectoryListing, changeDirectory, parentDirectory
///
////////////////////////////////////////////////////////////
DirectoryResponse getWorkingDirectory();
[[nodiscard]] DirectoryResponse getWorkingDirectory();
////////////////////////////////////////////////////////////
/// \brief Get the contents of the given directory
@ -354,7 +354,7 @@ public:
/// \see getWorkingDirectory, changeDirectory, parentDirectory
///
////////////////////////////////////////////////////////////
ListingResponse getDirectoryListing(const std::string& directory = "");
[[nodiscard]] ListingResponse getDirectoryListing(const std::string& directory = "");
////////////////////////////////////////////////////////////
/// \brief Change the current working directory
@ -368,7 +368,7 @@ public:
/// \see getWorkingDirectory, getDirectoryListing, parentDirectory
///
////////////////////////////////////////////////////////////
Response changeDirectory(const std::string& directory);
[[nodiscard]] Response changeDirectory(const std::string& directory);
////////////////////////////////////////////////////////////
/// \brief Go to the parent directory of the current one
@ -378,7 +378,7 @@ public:
/// \see getWorkingDirectory, getDirectoryListing, changeDirectory
///
////////////////////////////////////////////////////////////
Response parentDirectory();
[[nodiscard]] Response parentDirectory();
////////////////////////////////////////////////////////////
/// \brief Create a new directory
@ -393,7 +393,7 @@ public:
/// \see deleteDirectory
///
////////////////////////////////////////////////////////////
Response createDirectory(const std::string& name);
[[nodiscard]] Response createDirectory(const std::string& name);
////////////////////////////////////////////////////////////
/// \brief Remove an existing directory
@ -410,7 +410,7 @@ public:
/// \see createDirectory
///
////////////////////////////////////////////////////////////
Response deleteDirectory(const std::string& name);
[[nodiscard]] Response deleteDirectory(const std::string& name);
////////////////////////////////////////////////////////////
/// \brief Rename an existing file
@ -426,7 +426,7 @@ public:
/// \see deleteFile
///
////////////////////////////////////////////////////////////
Response renameFile(const std::string& file, const std::string& newName);
[[nodiscard]] Response renameFile(const std::string& file, const std::string& newName);
////////////////////////////////////////////////////////////
/// \brief Remove an existing file
@ -443,7 +443,7 @@ public:
/// \see renameFile
///
////////////////////////////////////////////////////////////
Response deleteFile(const std::string& name);
[[nodiscard]] Response deleteFile(const std::string& name);
////////////////////////////////////////////////////////////
/// \brief Download a file from the server
@ -465,7 +465,7 @@ public:
/// \see upload
///
////////////////////////////////////////////////////////////
Response download(const std::string& remoteFile, const std::string& localPath, TransferMode mode = Binary);
[[nodiscard]] Response download(const std::string& remoteFile, const std::string& localPath, TransferMode mode = Binary);
////////////////////////////////////////////////////////////
/// \brief Upload a file to the server
@ -488,7 +488,7 @@ public:
/// \see download
///
////////////////////////////////////////////////////////////
Response upload(const std::string& localFile, const std::string& remotePath, TransferMode mode = Binary, bool append = false);
[[nodiscard]] Response upload(const std::string& localFile, const std::string& remotePath, TransferMode mode = Binary, bool append = false);
////////////////////////////////////////////////////////////
/// \brief Send a command to the FTP server
@ -506,7 +506,7 @@ public:
/// \return Server response to the request
///
////////////////////////////////////////////////////////////
Response sendCommand(const std::string& command, const std::string& parameter = "");
[[nodiscard]] Response sendCommand(const std::string& command, const std::string& parameter = "");
private:

4
include/SFML/Network/Http.hpp
View File

@ -156,7 +156,7 @@ public:
/// \return String containing the request, ready to be sent
///
////////////////////////////////////////////////////////////
std::string prepare() const;
[[nodiscard]] std::string prepare() const;
////////////////////////////////////////////////////////////
/// \brief Check if the request defines a field
@ -402,7 +402,7 @@ public:
/// \return Server's response
///
////////////////////////////////////////////////////////////
Response sendRequest(const Request& request, Time timeout = Time::Zero);
[[nodiscard]] Response sendRequest(const Request& request, Time timeout = Time::Zero);
private:

2
include/SFML/Network/SocketSelector.hpp
View File

@ -120,7 +120,7 @@ public:
/// \see isReady
///
////////////////////////////////////////////////////////////
bool wait(Time timeout = Time::Zero);
[[nodiscard]] bool wait(Time timeout = Time::Zero);
////////////////////////////////////////////////////////////
/// \brief Test a socket to know if it is ready to receive data

4
include/SFML/Network/TcpListener.hpp
View File

@ -86,7 +86,7 @@ public:
/// \see accept, close
///
////////////////////////////////////////////////////////////
Status listen(unsigned short port, const IpAddress& address = IpAddress::Any);
[[nodiscard]] Status listen(unsigned short port, const IpAddress& address = IpAddress::Any);
////////////////////////////////////////////////////////////
/// \brief Stop listening and close the socket
@ -112,7 +112,7 @@ public:
/// \see listen
///
////////////////////////////////////////////////////////////
Status accept(TcpSocket& socket);
[[nodiscard]] Status accept(TcpSocket& socket);
};

12
include/SFML/Network/TcpSocket.hpp
View File

@ -109,7 +109,7 @@ public:
/// \see disconnect
///
////////////////////////////////////////////////////////////
Status connect(const IpAddress& remoteAddress, unsigned short remotePort, Time timeout = Time::Zero);
[[nodiscard]] Status connect(const IpAddress& remoteAddress, unsigned short remotePort, Time timeout = Time::Zero);
////////////////////////////////////////////////////////////
/// \brief Disconnect the socket from its remote peer
@ -138,7 +138,7 @@ public:
/// \see receive
///
////////////////////////////////////////////////////////////
Status send(const void* data, std::size_t size);
[[nodiscard]] Status send(const void* data, std::size_t size);
////////////////////////////////////////////////////////////
/// \brief Send raw data to the remote peer
@ -154,7 +154,7 @@ public:
/// \see receive
///
////////////////////////////////////////////////////////////
Status send(const void* data, std::size_t size, std::size_t& sent);
[[nodiscard]] Status send(const void* data, std::size_t size, std::size_t& sent);
////////////////////////////////////////////////////////////
/// \brief Receive raw data from the remote peer
@ -172,7 +172,7 @@ public:
/// \see send
///
////////////////////////////////////////////////////////////
Status receive(void* data, std::size_t size, std::size_t& received);
[[nodiscard]] Status receive(void* data, std::size_t size, std::size_t& received);
////////////////////////////////////////////////////////////
/// \brief Send a formatted packet of data to the remote peer
@ -190,7 +190,7 @@ public:
/// \see receive
///
////////////////////////////////////////////////////////////
Status send(Packet& packet);
[[nodiscard]] Status send(Packet& packet);
////////////////////////////////////////////////////////////
/// \brief Receive a formatted packet of data from the remote peer
@ -206,7 +206,7 @@ public:
/// \see send
///
////////////////////////////////////////////////////////////
Status receive(Packet& packet);
[[nodiscard]] Status receive(Packet& packet);
private:

10
include/SFML/Network/UdpSocket.hpp
View File

@ -96,7 +96,7 @@ public:
/// \see unbind, getLocalPort
///
////////////////////////////////////////////////////////////
Status bind(unsigned short port, const IpAddress& address = IpAddress::Any);
[[nodiscard]] Status bind(unsigned short port, const IpAddress& address = IpAddress::Any);
////////////////////////////////////////////////////////////
/// \brief Unbind the socket from the local port to which it is bound
@ -129,7 +129,7 @@ public:
/// \see receive
///
////////////////////////////////////////////////////////////
Status send(const void* data, std::size_t size, const IpAddress& remoteAddress, unsigned short remotePort);
[[nodiscard]] Status send(const void* data, std::size_t size, const IpAddress& remoteAddress, unsigned short remotePort);
////////////////////////////////////////////////////////////
/// \brief Receive raw data from a remote peer
@ -152,7 +152,7 @@ public:
/// \see send
///
////////////////////////////////////////////////////////////
Status receive(void* data, std::size_t size, std::size_t& received, IpAddress& remoteAddress, unsigned short& remotePort);
[[nodiscard]] Status receive(void* data, std::size_t size, std::size_t& received, IpAddress& remoteAddress, unsigned short& remotePort);
////////////////////////////////////////////////////////////
/// \brief Send a formatted packet of data to a remote peer
@ -170,7 +170,7 @@ public:
/// \see receive
///
////////////////////////////////////////////////////////////
Status send(Packet& packet, const IpAddress& remoteAddress, unsigned short remotePort);
[[nodiscard]] Status send(Packet& packet, const IpAddress& remoteAddress, unsigned short remotePort);
////////////////////////////////////////////////////////////
/// \brief Receive a formatted packet of data from a remote peer
@ -187,7 +187,7 @@ public:
/// \see send
///
////////////////////////////////////////////////////////////
Status receive(Packet& packet, IpAddress& remoteAddress, unsigned short& remotePort);
[[nodiscard]] Status receive(Packet& packet, IpAddress& remoteAddress, unsigned short& remotePort);
private:

2
src/SFML/Network/Ftp.cpp
View File

@ -143,7 +143,7 @@ const std::vector<std::string>& Ftp::ListingResponse::getListing() const
////////////////////////////////////////////////////////////
Ftp::~Ftp()
{
disconnect();
(void) disconnect();
}