Add Composer autoloading functions and PHPStan for testing

vendor/nikic/php-parser/lib/PhpParser/Builder/Class_.php

@@ -0,0 +1,122 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Builder;
+
+use PhpParser;
+use PhpParser\BuilderHelpers;
+use PhpParser\Node\Name;
+use PhpParser\Node\Stmt;
+
+class Class_ extends Declaration
+{
+    protected $name;
+
+    protected $extends = null;
+    protected $implements = [];
+    protected $flags = 0;
+
+    protected $uses = [];
+    protected $constants = [];
+    protected $properties = [];
+    protected $methods = [];
+
+    /**
+     * Creates a class builder.
+     *
+     * @param string $name Name of the class
+     */
+    public function __construct(string $name) {
+        $this->name = $name;
+    }
+
+    /**
+     * Extends a class.
+     *
+     * @param Name|string $class Name of class to extend
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function extend($class) {
+        $this->extends = BuilderHelpers::normalizeName($class);
+
+        return $this;
+    }
+
+    /**
+     * Implements one or more interfaces.
+     *
+     * @param Name|string ...$interfaces Names of interfaces to implement
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function implement(...$interfaces) {
+        foreach ($interfaces as $interface) {
+            $this->implements[] = BuilderHelpers::normalizeName($interface);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Makes the class abstract.
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function makeAbstract() {
+        $this->flags = BuilderHelpers::addModifier($this->flags, Stmt\Class_::MODIFIER_ABSTRACT);
+
+        return $this;
+    }
+
+    /**
+     * Makes the class final.
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function makeFinal() {
+        $this->flags = BuilderHelpers::addModifier($this->flags, Stmt\Class_::MODIFIER_FINAL);
+
+        return $this;
+    }
+
+    /**
+     * Adds a statement.
+     *
+     * @param Stmt|PhpParser\Builder $stmt The statement to add
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function addStmt($stmt) {
+        $stmt = BuilderHelpers::normalizeNode($stmt);
+
+        $targets = [
+            Stmt\TraitUse::class    => &$this->uses,
+            Stmt\ClassConst::class  => &$this->constants,
+            Stmt\Property::class    => &$this->properties,
+            Stmt\ClassMethod::class => &$this->methods,
+        ];
+
+        $class = \get_class($stmt);
+        if (!isset($targets[$class])) {
+            throw new \LogicException(sprintf('Unexpected node of type "%s"', $stmt->getType()));
+        }
+
+        $targets[$class][] = $stmt;
+
+        return $this;
+    }
+
+    /**
+     * Returns the built class node.
+     *
+     * @return Stmt\Class_ The built class node
+     */
+    public function getNode() : PhpParser\Node {
+        return new Stmt\Class_($this->name, [
+            'flags' => $this->flags,
+            'extends' => $this->extends,
+            'implements' => $this->implements,
+            'stmts' => array_merge($this->uses, $this->constants, $this->properties, $this->methods),
+        ], $this->attributes);
+    }
+}