add async helper function

Author: skrtdev

composer.json

@@ -17,7 +17,8 @@
             "skrtdev\\async\\": "src/"
         },
         "files":[
-            "src/range.php"
+            "src/range.php",
+            "src/helpers.php"
         ]
     }
 }

examples/simple.php

@@ -0,0 +1,9 @@
+<?php
+require '../vendor/autoload.php';
+
+async(function(){
+    sleep(3);
+    echo 'Wow, this seems to be async', PHP_EOL;
+});
+
+echo 'Hello world', PHP_EOL;

src/Pool.php

@@ -16,6 +16,8 @@ class Pool{
     private bool $is_resolving_queue = false;
     private bool $need_tick = true;
 
+    protected static self $default_pool;
+
     public function __construct(?int $max_childs = null, bool $kill_childs = true)
     {
         if(!extension_loaded('pcntl')){
@@ -254,6 +256,11 @@ public static function isProcessRunning(int $pid): bool
         return posix_getpgid($pid) !== false;
     }
 
+    public static function getDefaultPool(): self
+    {
+        return static::$default_pool ??= new static();
+    }
+
 }
 
 

src/helpers.php

@@ -0,0 +1,9 @@
+<?php declare(strict_types=1);
+
+use skrtdev\async\Pool;
+
+if(!function_exists('async')){
+    function async(callable $callable, ...$args){
+        Pool::getDefaultPool()->parallel($callable, ...$args);
+    }
+}