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Class: Concurrent::ProcessingActor
— Concurrent Ruby
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<div id="content"><h1>Class: Concurrent::ProcessingActor
</h1>
<div class="box_info">
<dl>
<dt>Inherits:</dt>
<dd>
<span class="inheritName"><span class='object_link'><a href="Synchronization/Object.html" title="Concurrent::Synchronization::Object (class)">Synchronization::Object</a></span></span>
<ul class="fullTree">
<li>Object</li>
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<li class="next">Concurrent::ProcessingActor</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
</dl>
<dl>
<dt>Defined in:</dt>
<dd>lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb</dd>
</dl>
</div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<div class="note notetag">
<strong>Note:</strong>
<div class='inline'><p><strong>Edge Features</strong> are under active development and may change frequently.</p>
<ul>
<li> Deprecations are not added before incompatible changes.</li>
<li> Edge version: <em>major</em> is always 0, <em>minor</em> bump means incompatible change,
<em>patch</em> bump means compatible change.</li>
<li> Edge features may also lack tests and documentation.</li>
<li> Features developed in <code>concurrent-ruby-edge</code> are expected to move
to <code>concurrent-ruby</code> when finalised.</li>
</ul>
</div>
</div>
<p>A new implementation of actor which also simulates the process, therefore it can be used
in the same way as Erlang's actors but <strong>without</strong> occupying thread. A tens of thousands
ProcessingActors can run at the same time sharing a thread pool.</p>
</div>
</div>
<div class="tags">
<div class="examples">
<p class="tag_title">Examples:</p>
<pre class="example code"><code><span class='comment'># Runs on a pool, does not consume 50_000 threads
</span><span class='id identifier rubyid_actors'>actors</span> <span class='op'>=</span> <span class='int'>50_000</span><span class='period'>.</span><span class='id identifier rubyid_times'>times</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_i'>i</span><span class='op'>|</span>
<span class='const'><span class='object_link'><a href="../Concurrent.html" title="Concurrent (module)">Concurrent</a></span></span><span class='op'>::</span><span class='const'>ProcessingActor</span><span class='period'>.</span><span class='id identifier rubyid_act'><span class='object_link'><a href="#act-class_method" title="Concurrent::ProcessingActor.act (method)">act</a></span></span><span class='lparen'>(</span><span class='id identifier rubyid_i'>i</span><span class='rparen'>)</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_a'>a</span><span class='comma'>,</span> <span class='id identifier rubyid_i'>i</span><span class='op'>|</span> <span class='id identifier rubyid_a'>a</span><span class='period'>.</span><span class='id identifier rubyid_receive'>receive</span><span class='period'>.</span><span class='id identifier rubyid_then_on'>then_on</span><span class='lparen'>(</span><span class='symbol'>:fast</span><span class='comma'>,</span> <span class='id identifier rubyid_i'>i</span><span class='rparen'>)</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_m'>m</span><span class='comma'>,</span> <span class='id identifier rubyid_i'>i</span><span class='op'>|</span> <span class='id identifier rubyid_m'>m</span> <span class='op'>+</span> <span class='id identifier rubyid_i'>i</span> <span class='rbrace'>}</span> <span class='rbrace'>}</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_actors'>actors</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_a'>a</span><span class='op'>|</span> <span class='id identifier rubyid_a'>a</span><span class='period'>.</span><span class='id identifier rubyid_tell'>tell</span> <span class='int'>1</span> <span class='rbrace'>}</span>
<span class='id identifier rubyid_values'>values</span> <span class='op'>=</span> <span class='id identifier rubyid_actors'>actors</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span><span class='lparen'>(</span><span class='op'>&</span><span class='symbol'>:termination</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span><span class='lparen'>(</span><span class='op'>&</span><span class='symbol'>:value</span><span class='rparen'>)</span>
<span class='id identifier rubyid_values'>values</span><span class='lbracket'>[</span><span class='int'>0</span><span class='comma'>,</span><span class='int'>5</span><span class='rbracket'>]</span> <span class='comment'># => [1, 2, 3, 4, 5]
</span><span class='id identifier rubyid_values'>values</span><span class='lbracket'>[</span><span class='op'>-</span><span class='int'>5</span><span class='comma'>,</span> <span class='int'>5</span><span class='rbracket'>]</span> <span class='comment'># => [49996, 49997, 49998, 49999, 50000]</span></code></pre>
</div>
</div>
<h2>
Class Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#act-class_method" title="act (class method)">.<strong>act</strong>(*args, &process) ⇒ ProcessingActor </a>
</span>
<span class="summary_desc"><div class='inline'><p>Creates an actor.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#act_listening-class_method" title="act_listening (class method)">.<strong>act_listening</strong>(channel, *args) {|actor, *args| ... } ⇒ ProcessingActor </a>
</span>
<span class="summary_desc"><div class='inline'><p>Creates an actor listening to a specified channel (mailbox).</p>
</div></span>
</li>
</ul>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#ask_op-instance_method" title="#ask_op (instance method)">#<strong>ask_op</strong>(answer = Promises.resolvable_future, &message_provider) ⇒ undocumented </a>
</span>
<span class="summary_desc"><div class='inline'><p>actor.ask2 { |a| [:count, a] }.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#mailbox-instance_method" title="#mailbox (instance method)">#<strong>mailbox</strong> ⇒ Promises::Channel </a>
</span>
<span class="summary_desc"><div class='inline'><p>Actor's mailbox.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#receive-instance_method" title="#receive (instance method)">#<strong>receive</strong>(channel = mailbox) ⇒ undocumented </a>
</span>
<span class="summary_desc"><div class='inline'><h1>Receives a message when available, used in the actor's process.</h1>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tell!-instance_method" title="#tell! (instance method)">#<strong>tell!</strong>(message) ⇒ self </a>
</span>
<span class="summary_desc"><div class='inline'><p>Tells a message to the actor.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tell_op-instance_method" title="#tell_op (instance method)">#<strong>tell_op</strong>(message) ⇒ Promises::Future(ProcessingActor) </a>
</span>
<span class="summary_desc"><div class='inline'><p>Tells a message to the actor.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#termination-instance_method" title="#termination (instance method)">#<strong>termination</strong> ⇒ Promises::Future(Object) </a>
</span>
<span class="summary_desc"><div class='inline'><p>A future which is resolved when the actor ends its processing.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#to_ary-instance_method" title="#to_ary (instance method)">#<strong>to_ary</strong> ⇒ undocumented </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#to_s-instance_method" title="#to_s (instance method)">#<strong>to_s</strong> ⇒ String </a>
(also: #inspect)
</span>
<span class="summary_desc"><div class='inline'><p>String representation.</p>
</div></span>
</li>
</ul>
<div id="class_method_details" class="method_details_list">
<h2>Class Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="act-class_method">
.<strong>act</strong>(*args, &process) ⇒ <tt><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Creates an actor.</p>
</div>
</div>
<div class="tags">
<div class="examples">
<p class="tag_title">Examples:</p>
<pre class="example code"><code><span class='id identifier rubyid_actor'>actor</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../Concurrent.html" title="Concurrent (module)">Concurrent</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></span><span class='period'>.</span><span class='id identifier rubyid_act'>act</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_actor'>actor</span><span class='op'>|</span>
<span class='id identifier rubyid_actor'>actor</span><span class='period'>.</span><span class='id identifier rubyid_receive'>receive</span><span class='period'>.</span><span class='id identifier rubyid_then'>then</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_message'>message</span><span class='op'>|</span>
<span class='comment'># the actor ends normally with message
</span> <span class='id identifier rubyid_message'>message</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_actor'>actor</span><span class='period'>.</span><span class='id identifier rubyid_tell'>tell</span> <span class='symbol'>:a_message</span>
<span class='comment'># => <#Concurrent::ProcessingActor:0x7fff11280560 termination:pending>
</span><span class='id identifier rubyid_actor'>actor</span><span class='period'>.</span><span class='id identifier rubyid_termination'>termination</span><span class='period'>.</span><span class='id identifier rubyid_value!'>value!</span> <span class='comment'># => :a_message</span></code></pre>
</div>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></tt>)</span>
</li>
</ul>
<p class="tag_title">See Also:</p>
<ul class="see">
<li>Behaves the same way, but does not take mailbox as a first argument.</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
50
51
52</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 50</span>
<span class='kw'>def</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_act'>act</span><span class='lparen'>(</span><span class='op'>*</span><span class='id identifier rubyid_args'>args</span><span class='comma'>,</span> <span class='op'>&</span><span class='id identifier rubyid_process'>process</span><span class='rparen'>)</span>
<span class='id identifier rubyid_act_listening'>act_listening</span> <span class='const'><span class='object_link'><a href="Promises.html" title="Concurrent::Promises (module)">Promises</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="Promises/Channel.html" title="Concurrent::Promises::Channel (class)">Channel</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='comma'>,</span> <span class='op'>*</span><span class='id identifier rubyid_args'>args</span><span class='comma'>,</span> <span class='op'>&</span><span class='id identifier rubyid_process'>process</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="act_listening-class_method">
.<strong>act_listening</strong>(channel, *args) {|actor, *args| ... } ⇒ <tt><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Creates an actor listening to a specified channel (mailbox).</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>args</span>
<span class='type'>(<tt>Object</tt>)</span>
—
<div class='inline'><p>Arguments passed to the process.</p>
</div>
</li>
<li>
<span class='name'>channel</span>
<span class='type'>(<tt><span class='object_link'><a href="Promises/Channel.html" title="Concurrent::Promises::Channel (class)">Promises::Channel</a></span></tt>)</span>
—
<div class='inline'><p>which serves as mailing box. The channel can have limited
size to achieve backpressure.</p>
</div>
</li>
</ul>
<p class="tag_title">Yields:</p>
<ul class="yield">
<li>
<span class='type'>(<tt>actor</tt>, <tt>*args</tt>)</span>
—
<div class='inline'><p>to the process to get back a future which represents the actors execution.</p>
</div>
</li>
</ul>
<p class="tag_title">Yield Parameters:</p>
<ul class="yieldparam">
<li>
<span class='name'>actor</span>
<span class='type'>(<tt><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></tt>)</span>
</li>
<li>
<span class='name'>*args</span>
<span class='type'>(<tt>Object</tt>)</span>
</li>
</ul>
<p class="tag_title">Yield Returns:</p>
<ul class="yieldreturn">
<li>
<span class='type'>(<tt><span class='object_link'><a href="Promises/Future.html" title="Concurrent::Promises::Future (class)">Promises::Future</a></span>(Object)</tt>)</span>
—
<div class='inline'><p>a future representing next step of execution</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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65</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 63</span>
<span class='kw'>def</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_act_listening'>act_listening</span><span class='lparen'>(</span><span class='id identifier rubyid_channel'>channel</span><span class='comma'>,</span> <span class='op'>*</span><span class='id identifier rubyid_args'>args</span><span class='comma'>,</span> <span class='op'>&</span><span class='id identifier rubyid_process'>process</span><span class='rparen'>)</span>
<span class='const'><span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span> <span class='id identifier rubyid_channel'>channel</span><span class='comma'>,</span> <span class='op'>*</span><span class='id identifier rubyid_args'>args</span><span class='comma'>,</span> <span class='op'>&</span><span class='id identifier rubyid_process'>process</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="ask_op-instance_method">
#<strong>ask_op</strong>(answer = Promises.resolvable_future, &message_provider) ⇒ <tt>undocumented</tt>
</h3><div class="docstring">
<div class="discussion">
<p>actor.ask2 { |a| [:count, a] }</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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158</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 153</span>
<span class='kw'>def</span> <span class='id identifier rubyid_ask_op'>ask_op</span><span class='lparen'>(</span><span class='id identifier rubyid_answer'>answer</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="Promises.html" title="Concurrent::Promises (module)">Promises</a></span></span><span class='period'>.</span><span class='id identifier rubyid_resolvable_future'><span class='object_link'><a href="Promises/FactoryMethods.html#resolvable_future-instance_method" title="Concurrent::Promises::FactoryMethods#resolvable_future (method)">resolvable_future</a></span></span><span class='comma'>,</span> <span class='op'>&</span><span class='id identifier rubyid_message_provider'>message_provider</span><span class='rparen'>)</span>
<span class='comment'># TODO (pitr-ch 12-Dec-2018): is it ok to let the answers be unanswered when the actor terminates
</span> <span class='id identifier rubyid_tell_op'>tell_op</span><span class='lparen'>(</span><span class='id identifier rubyid_message_provider'>message_provider</span><span class='period'>.</span><span class='id identifier rubyid_call'>call</span><span class='lparen'>(</span><span class='id identifier rubyid_answer'>answer</span><span class='rparen'>)</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_then'>then</span><span class='lparen'>(</span><span class='id identifier rubyid_answer'>answer</span><span class='rparen'>)</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid__'>_</span><span class='comma'>,</span> <span class='id identifier rubyid_a'>a</span><span class='op'>|</span> <span class='id identifier rubyid_a'>a</span> <span class='rbrace'>}</span>
<span class='comment'># answer.chain { |v| [true, v] } | @Terminated.then
</span><span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="mailbox-instance_method">
#<strong>mailbox</strong> ⇒ <tt><span class='object_link'><a href="Promises/Channel.html" title="Concurrent::Promises::Channel (class)">Promises::Channel</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns actor's mailbox.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="Promises/Channel.html" title="Concurrent::Promises::Channel (class)">Promises::Channel</a></span></tt>)</span>
—
<div class='inline'><p>actor's mailbox.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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26
27</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 25</span>
<span class='kw'>def</span> <span class='id identifier rubyid_mailbox'>mailbox</span>
<span class='ivar'>@Mailbox</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="receive-instance_method">
#<strong>receive</strong>(channel = mailbox) ⇒ <tt>undocumented</tt>
</h3><div class="docstring">
<div class="discussion">
<h1>Receives a message when available, used in the actor's process.</h1>
<h1>@return [Promises::Future(Object)] a future which will be fulfilled with a message from</h1>
<h1>mailbox when it is available.</h1>
<p>def receive(*channels)
channels = [@Mailbox] if channels.empty?
Promises::Channel.select(*channels)
# TODO (pitr-ch 27-Dec-2016): support patterns
# - put any received message aside if it does not match
# - on each receive call check the messages put aside
# - track where the message came from, cannot later receive m form other channel only because it matches
end</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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81</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 79</span>
<span class='kw'>def</span> <span class='id identifier rubyid_receive'>receive</span><span class='lparen'>(</span><span class='id identifier rubyid_channel'>channel</span> <span class='op'>=</span> <span class='id identifier rubyid_mailbox'>mailbox</span><span class='rparen'>)</span>
<span class='id identifier rubyid_channel'>channel</span><span class='period'>.</span><span class='id identifier rubyid_pop_op'>pop_op</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="tell!-instance_method">
#<strong>tell!</strong>(message) ⇒ <tt>self</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Tells a message to the actor. May block current thread if the mailbox is full.
<span class='object_link'><a href="#tell_op-instance_method" title="Concurrent::ProcessingActor#tell_op (method)">#tell_op</a></span> is a better option since it does not block. It's usually used to integrate with
threading code.</p>
</div>
</div>
<div class="tags">
<div class="examples">
<p class="tag_title">Examples:</p>
<pre class="example code"><code><span class='const'>Thread</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='id identifier rubyid_actor'>actor</span><span class='rparen'>)</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_actor'>actor</span><span class='op'>|</span>
<span class='comment'># ...
</span> <span class='id identifier rubyid_actor'>actor</span><span class='period'>.</span><span class='id identifier rubyid_tell!'>tell!</span> <span class='symbol'>:a_message</span> <span class='comment'># blocks until the message is told
</span> <span class='comment'># (there is a space for it in the channel)
</span> <span class='comment'># ...
</span><span class='kw'>end</span></code></pre>
</div>
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>message</span>
<span class='type'>(<tt>Object</tt>)</span>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>self</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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97
98</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 95</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tell!'>tell!</span><span class='lparen'>(</span><span class='id identifier rubyid_message'>message</span><span class='rparen'>)</span>
<span class='ivar'>@Mailbox</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='id identifier rubyid_message'>message</span><span class='rparen'>)</span>
<span class='kw'>self</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="tell_op-instance_method">
#<strong>tell_op</strong>(message) ⇒ <tt><span class='object_link'><a href="Promises/Future.html" title="Concurrent::Promises::Future (class)">Promises::Future</a></span>(<span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span>)</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Tells a message to the actor.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>message</span>
<span class='type'>(<tt>Object</tt>)</span>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="Promises/Future.html" title="Concurrent::Promises::Future (class)">Promises::Future</a></span>(<span class='object_link'><a href="" title="Concurrent::ProcessingActor (class)">ProcessingActor</a></span>)</tt>)</span>
—
<div class='inline'><p>a future which will be fulfilled with the actor
when the message is pushed to mailbox.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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106</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 104</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tell_op'>tell_op</span><span class='lparen'>(</span><span class='id identifier rubyid_message'>message</span><span class='rparen'>)</span>
<span class='ivar'>@Mailbox</span><span class='period'>.</span><span class='id identifier rubyid_push_op'>push_op</span><span class='lparen'>(</span><span class='id identifier rubyid_message'>message</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_then'>then</span><span class='lparen'>(</span><span class='kw'>self</span><span class='rparen'>)</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid__ch'>_ch</span><span class='comma'>,</span> <span class='id identifier rubyid_actor'>actor</span><span class='op'>|</span> <span class='id identifier rubyid_actor'>actor</span> <span class='rbrace'>}</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="termination-instance_method">
#<strong>termination</strong> ⇒ <tt><span class='object_link'><a href="Promises/Future.html" title="Concurrent::Promises::Future (class)">Promises::Future</a></span>(Object)</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a future which is resolved when the actor ends its processing.
It can either be fulfilled with a value when actor ends normally or rejected with
a reason (exception) when actor fails.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="Promises/Future.html" title="Concurrent::Promises::Future (class)">Promises::Future</a></span>(Object)</tt>)</span>
—
<div class='inline'><p>a future which is resolved when the actor ends its processing.
It can either be fulfilled with a value when actor ends normally or rejected with
a reason (exception) when actor fails.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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33
34</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 32</span>
<span class='kw'>def</span> <span class='id identifier rubyid_termination'>termination</span>
<span class='ivar'>@Terminated</span><span class='period'>.</span><span class='id identifier rubyid_with_hidden_resolvable'>with_hidden_resolvable</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="to_ary-instance_method">
#<strong>to_ary</strong> ⇒ <tt>undocumented</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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169</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 167</span>
<span class='kw'>def</span> <span class='id identifier rubyid_to_ary'>to_ary</span>
<span class='lbracket'>[</span><span class='ivar'>@Mailbox</span><span class='comma'>,</span> <span class='ivar'>@Terminated</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="to_s-instance_method">
#<strong>to_s</strong> ⇒ <tt>String</tt>
<span class="aliases">Also known as:
<span class="names"><span id='inspect-instance_method'>inspect</span></span>
</span>
</h3><div class="docstring">
<div class="discussion">
<p>Returns string representation.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
—
<div class='inline'><p>string representation.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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163</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/concurrent-ruby-edge/concurrent/edge/processing_actor.rb', line 161</span>
<span class='kw'>def</span> <span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_format'>format</span> <span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>%s termination: %s></span><span class='tstring_end'>'</span></span><span class='comma'>,</span> <span class='kw'>super</span><span class='lbracket'>[</span><span class='int'>0</span><span class='op'>..</span><span class='op'>-</span><span class='int'>2</span><span class='rbracket'>]</span><span class='comma'>,</span> <span class='id identifier rubyid_termination'>termination</span><span class='period'>.</span><span class='id identifier rubyid_state'>state</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
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