Switch to container.queue. Remove PendingQueue

source/tanya/async/loop.d

@@ -10,6 +10,7 @@
  *
  * ---
  * import tanya.async;
+ * import tanya.memory;
  * import tanya.network.socket;
  *
  * class EchoProtocol : TransmissionControlProtocol
@@ -33,44 +34,48 @@
  *
  * void main()
  * {
- *     auto address = new InternetAddress("127.0.0.1", cast(ushort) 8192);
+ * 	auto address = theAllocator.make!InternetAddress("127.0.0.1", cast(ushort) 8192);
  *
  * 	version (Windows)
  * 	{
- *         auto sock = new OverlappedStreamSocket(AddressFamily.INET);
+ * 		auto sock = theAllocator.make!OverlappedStreamSocket(AddressFamily.INET);
  * 	}
  * 	else
  * 	{
- *         auto sock = new StreamSocket(AddressFamily.INET);
+ * 		auto sock = theAllocator.make!StreamSocket(AddressFamily.INET);
  * 		sock.blocking = false;
  * 	}
  *
  * 	sock.bind(address);
  * 	sock.listen(5);
  *
- *     auto io = new ConnectionWatcher(sock);
+ * 	auto io = theAllocator.make!ConnectionWatcher(sock);
  * 	io.setProtocol!EchoProtocol;
  *
  * 	defaultLoop.start(io);
  * 	defaultLoop.run();
  *
  * 	sock.shutdown();
+ * 	theAllocator.dispose(io);
+ * 	theAllocator.dispose(sock);
+ * 	theAllocator.dispose(address);
  * }
  * ---
  */
 module tanya.async.loop;
 
-import tanya.async.protocol;
-import tanya.async.transport;
-import tanya.async.watcher;
-import tanya.container.buffer;
-import tanya.memory;
-import tanya.memory.mmappool;
-import tanya.network.socket;
 import core.time;
 import std.algorithm.iteration;
 import std.algorithm.mutation;
 import std.typecons;
+import tanya.async.protocol;
+import tanya.async.transport;
+import tanya.async.watcher;
+import tanya.container.buffer;
+import tanya.container.queue;
+import tanya.memory;
+import tanya.memory.mmappool;
+import tanya.network.socket;
 
 version (DisableBackends)
 {
@@ -126,9 +131,9 @@ alias EventMask = BitFlags!Event;
 abstract class Loop
 {
 	/// Pending watchers.
-    protected PendingQueue!Watcher pendings;
+	protected Queue!Watcher pendings;
 
-    protected PendingQueue!Watcher swapPendings;
+	protected Queue!Watcher swapPendings;
 
 	/**
 	 * Returns: Maximal event count can be got at a time
@@ -144,8 +149,8 @@ abstract class Loop
 	 */
 	this()
 	{
-        pendings = MmapPool.instance.make!(PendingQueue!Watcher);
-        swapPendings = MmapPool.instance.make!(PendingQueue!Watcher);
+		pendings = MmapPool.instance.make!(Queue!Watcher);
+		swapPendings = MmapPool.instance.make!(Queue!Watcher);
 	}
 
 	/**
@@ -153,7 +158,16 @@ abstract class Loop
 	 */
 	~this()
 	{
+		foreach (w; pendings)
+		{
+			MmapPool.instance.dispose(w);
+		}
 		MmapPool.instance.dispose(pendings);
+
+		foreach (w; swapPendings)
+		{
+			MmapPool.instance.dispose(w);
+		}
 		MmapPool.instance.dispose(swapPendings);
 	}
 
@@ -287,7 +301,6 @@ abstract class Loop
  */
 class BadLoopException : Exception
 {
-@nogc:
 	/**
 	 * Params:
 	 * 	file = The file where the exception occurred.
@@ -295,7 +308,7 @@ class BadLoopException : Exception
 	 * 	next = The previous exception in the chain of exceptions, if any.
 	 */
 	this(string file = __FILE__, size_t line = __LINE__, Throwable next = null)
-    pure @safe nothrow const
+	pure nothrow const @safe @nogc
 	{
 		super("Event loop cannot be initialized.", file, line, next);
 	}
@@ -352,132 +365,3 @@ body
 }
 
 private Loop defaultLoop_;
-
-/**
- * Queue.
- *
- * Params:
- *     T = Content type.
- */
-class PendingQueue(T)
-{
-    /**
-     * Creates a new $(D_PSYMBOL Queue).
-     */
-    this()
-    {
-    }
-
-    /**
-     * Removes all elements from the queue.
-     */
-    ~this()
-    {
-        foreach (e; this)
-        {
-            MmapPool.instance.dispose(e);
-        }
-    }
-
-    /**
-     * Returns: First element.
-     */
-    @property ref T front()
-    in
-    {
-        assert(!empty);
-    }
-    body
-    {
-        return first.next.content;
-    }
-
-    /**
-     * Inserts a new element.
-     *
-     * Params:
-     *     x = New element.
-     *
-     * Returns: $(D_KEYWORD this).
-     */
-    typeof(this) insertBack(T x)
-    {
-        Entry* temp = MmapPool.instance.make!Entry;
-        
-        temp.content = x;
-
-        if (empty)
-        {
-            first.next = rear = temp;
-        }
-        else
-        {
-            rear.next = temp;
-            rear = rear.next;
-        }
-
-        return this;
-    }
-
-    alias insert = insertBack;
-
-    /**
-     * Inserts a new element.
-     *
-     * Params:
-     *     x = New element.
-     *
-     * Returns: $(D_KEYWORD this).
-     */
-    typeof(this) opOpAssign(string Op)(ref T x)
-        if (Op == "~")
-    {
-        return insertBack(x);
-    }
-
-    /**
-     * Returns: $(D_KEYWORD true) if the queue is empty.
-     */
-    @property bool empty() const @safe pure nothrow
-    {
-        return first.next is null;
-    }
-
-    /**
-     * Move position to the next element.
-     *
-     * Returns: $(D_KEYWORD this).
-     */
-    typeof(this) popFront()
-    in
-    {
-        assert(!empty);
-    }
-    body
-    {
-        auto n = first.next.next;
-
-        MmapPool.instance.dispose(first.next);
-        first.next = n;
-
-        return this;
-    }
-
-    /**
-     * Queue entry.
-     */
-    protected struct Entry
-    {
-        /// Queue item content.
-        T content;
-
-        /// Next list item.
-        Entry* next;
-    }
-
-    /// The first element of the list.
-    protected Entry first;
-
-    /// The last element of the list.
-    protected Entry* rear;
-}

source/tanya/async/watcher.d

@@ -10,15 +10,16 @@
  */
 module tanya.async.watcher;
 
+import std.functional;
+import std.exception;
 import tanya.async.loop;
 import tanya.async.protocol;
 import tanya.async.transport;
 import tanya.container.buffer;
+import tanya.container.queue;
 import tanya.memory;
 import tanya.memory.mmappool;
 import tanya.network.socket;
-import std.functional;
-import std.exception;
 
 version (Windows)
 {
@@ -52,7 +53,7 @@ class ConnectionWatcher : Watcher
 	/// Protocol factory.
 	protected Protocol delegate() protocolFactory;
 
-    package PendingQueue!IOWatcher incoming;
+	package Queue!IOWatcher incoming;
 
 	/**
 	 * Params:
@@ -61,7 +62,7 @@ class ConnectionWatcher : Watcher
 	this(Socket socket)
 	{
 		socket_ = socket;
-        incoming = MmapPool.instance.make!(PendingQueue!IOWatcher);
+		incoming = MmapPool.instance.make!(Queue!IOWatcher);
 	}
 
 	/// Ditto.
@@ -71,6 +72,10 @@ class ConnectionWatcher : Watcher
 
 	~this()
 	{
+		foreach (w; incoming)
+		{
+			MmapPool.instance.dispose(w);
+		}
 		MmapPool.instance.dispose(incoming);
 	}
 

source/tanya/container/queue.d

@@ -121,7 +121,7 @@ class Queue(T)
 	/**
 	 * Returns: $(D_KEYWORD true) if the queue is empty.
 	 */
-	@property bool empty() inout const
+	@property bool empty() inout const pure nothrow @safe @nogc
 	{
 		return first.next is null;
 	}
@@ -170,7 +170,8 @@ class Queue(T)
 	}
 
 	/**
-	 * $(D_KEYWORD foreach) iteration.
+	 * $(D_KEYWORD foreach) iteration. The elements will be automatically
+	 * dequeued.
 	 *
 	 * Params:
 	 * 	dg = $(D_KEYWORD foreach) body.