Remove Context::load call from the Context file

phpcs.xml.dist

@@ -34,10 +34,6 @@
         <exclude-pattern>src/Contexts/*</exclude-pattern>
     </rule>
 
-    <rule ref="PSR1.Files.SideEffects.FoundWithSymbols">
-        <exclude-pattern>src/Context.php</exclude-pattern>
-    </rule>
-
     <rule ref="SlevomatCodingStandard.Namespaces.ReferenceUsedNamesOnly.ReferenceViaFullyQualifiedName">
         <exclude-pattern>src/TokensList.php</exclude-pattern>
         <exclude-pattern>src/UtfString.php</exclude-pattern>

src/Context.php

@@ -639,6 +639,3 @@ public static function hasMode($flag = null)
         return (self::$MODE & $flag) === $flag;
     }
 }
-
-// Initializing the default context.
-Context::load();

src/Core.php

@@ -33,6 +33,15 @@ class Core
      */
     public $errors = [];
 
+    public function __construct()
+    {
+        if (Context::$KEYWORDS !== []) {
+            return;
+        }
+
+        Context::load();
+    }
+
     /**
      * Creates a new error log.
      *

src/Lexer.php

@@ -171,6 +171,8 @@ public static function getTokens($str, $strict = false, $delimiter = null)
      */
     public function __construct($str, $strict = false, $delimiter = null)
     {
+        parent::__construct();
+
         // `strlen` is used instead of `mb_strlen` because the lexer needs to
         // parse each byte of the input.
         $len = $str instanceof UtfString ? $str->length() : strlen($str);

src/Parser.php

@@ -362,6 +362,8 @@ class Parser extends Core
      */
     public function __construct($list = null, $strict = false)
     {
+        parent::__construct();
+
         if (is_string($list) || ($list instanceof UtfString)) {
             $lexer = new Lexer($list, $strict);
             $this->list = $lexer->list;

src/Utils/CLI.php

@@ -27,6 +27,11 @@
  */
 class CLI
 {
+    public function __construct()
+    {
+        Context::load();
+    }
+
     /**
      * @param string[]|false[] $params
      * @param string[]         $longopts