fix parsing class bug

Author: hhashimoto

src/parser/visitor/ClassParserVisitor.php

@@ -12,7 +12,11 @@ public function visitClass(Class_ $node) {
 		$struct = $this->getStruct();
 
 		if ($node->extends !== null) {
-			$struct->setParentClassName(implode('\\', $node->extends->parts));
+			if ($node->extends->getType() === 'Name_FullyQualified') {
+				$struct->setParentClassName('\\' . implode('\\', $node->extends->parts));
+			} else {
+				$struct->setParentClassName(implode('\\', $node->extends->parts));
+			}
 		}
 
 		foreach ($node->implements as $name) {

tests/fixtures/MyCollection2.php

@@ -0,0 +1,4 @@
+<?php
+class MyCollection2 extends \phootwork\collection\AbstractCollection implements \phootwork\collection\Collection {
+
+}

tests/parser/ClassParserTest.php

@@ -74,6 +74,13 @@ public function testMyCollection() {
 		$this->assertEquals('phootwork\collection\AbstractCollection', $class->getParentClassName());
 		$this->assertTrue($class->hasInterface('phootwork\collection\Collection'));
 	}
+
+	public function testMyCollection2() {
+		$class = PhpClass::fromFile(__DIR__ . '/../fixtures/MyCollection2.php');
+
+		$this->assertEquals('\phootwork\collection\AbstractCollection', $class->getParentClassName());
+		$this->assertTrue($class->hasInterface('\phootwork\collection\Collection'));
+	}
 
 	public function testTypeClass() {
 		$class = PhpClass::fromFile(__DIR__ . '/../fixtures/TypeClass.php');