Add BuilderFactors->args(Add BuilderFactors->args())

lib/PhpParser/BuilderFactory.php

@@ -3,6 +3,7 @@
 namespace PhpParser;
 
 use PhpParser\Builder;
+use PhpParser\Node\Arg;
 use PhpParser\Node\Expr;
 use PhpParser\Node\Expr\BinaryOp\Concat;
 use PhpParser\Node\Scalar\String_;
@@ -131,6 +132,27 @@ class BuilderFactory
         return BuilderHelpers::normalizeValue($value);
     }
 
+    /**
+     * Normalizes an argument list.
+     *
+     * Creates Arg nodes for all arguments and converts literal values to expressions.
+     *
+     * @param array $args List of arguments to normalize
+     *
+     * @return Arg[]
+     */
+    public function args(array $args) {
+        $normalizedArgs = [];
+        foreach ($args as $arg) {
+            if ($arg instanceof Arg) {
+                $normalizedArgs[] = $arg;
+            } else {
+                $normalizedArgs[] = new Arg(BuilderHelpers::normalizeValue($arg));
+            }
+        }
+        return $normalizedArgs;
+    }
+
     /**
      * Creates nested Concat nodes from a list of expressions.
      *

test/PhpParser/BuilderFactoryTest.php

@@ -2,6 +2,7 @@
 
 namespace PhpParser;
 
+use PhpParser\Node\Arg;
 use PhpParser\Node\Expr;
 use PhpParser\Node\Expr\BinaryOp\Concat;
 use PhpParser\Node\Scalar\String_;
@@ -84,6 +85,19 @@ class BuilderFactoryTest extends TestCase
         (new BuilderFactory())->concat("a", 42);
     }
 
+    public function testArgs() {
+        $factory = new BuilderFactory();
+        $unpack = new Arg(new Expr\Variable('c'), false, true);
+        $this->assertEquals(
+            [
+                new Arg(new Expr\Variable('a')),
+                new Arg(new String_('b')),
+                $unpack
+            ],
+            $factory->args([new Expr\Variable('a'), 'b', $unpack])
+        );
+    }
+
     public function testIntegration() {
         $factory = new BuilderFactory;
         $node = $factory->namespace('Name\Space')