Updated regex pattern matching and added tests for parsing array<..> directives.

Extractor/ApiDocExtractor.php

@@ -374,7 +374,7 @@ class ApiDocExtractor
         }
 
         $collectionData = array();
-        preg_match_all("/array<(.*)>( as (.*))?/", $input['class'], $collectionData);
+        preg_match_all("/array<(.*)>(\\s+as\\s+(.*))?/", $input['class'], $collectionData);
 
         if (count($collectionData[0]) > 0) {
             $input['class'] = $collectionData[1][0];

Tests/Extractor/ApiDocExtractorTest.php

@@ -256,4 +256,43 @@ class ApiDocExtractorTest extends WebTestCase
         );
         $this->assertCount(1, $parsers);
     }
+
+    public function testCollectionOutputNormalization()
+    {
+        $extractor = new TestExtractor();
+        $normalized = $extractor->getNormalization('array<Vendor\\Namespace\\Test>');
+
+        $this->assertArrayHasKey('class', $normalized);
+        $this->assertArrayHasKey('collection', $normalized);
+        $this->assertArrayHasKey('collectionName', $normalized);
+
+        $this->assertEquals('Vendor\\Namespace\\Test', $normalized['class']);
+        $this->assertEquals('', $normalized['collectionName']);
+        $this->assertTrue($normalized['collection']);
+
+    }
+
+    public function testNamedCollectionOutputNormalization()
+    {
+        $extractor = new TestExtractor();
+        $normalized = $extractor->getNormalization('array<Vendor\\Namespace\\Test> as    tests');
+
+        $this->assertArrayHasKey('class', $normalized);
+        $this->assertArrayHasKey('collection', $normalized);
+        $this->assertArrayHasKey('collectionName', $normalized);
+
+        $this->assertEquals('Vendor\\Namespace\\Test', $normalized['class']);
+        $this->assertEquals('tests', $normalized['collectionName']);
+        $this->assertTrue($normalized['collection']);
+    }
+
+    public function testFailedCollectionOutputNormalization()
+    {
+        $extractor = new TestExtractor();
+        $normalized = $extractor->getNormalization('array<Vendor\\Test');
+
+        $this->assertArrayNotHasKey('collection', $normalized);
+        $this->assertArrayNotHasKey('collectionName', $normalized);
+
+    }
 }

Tests/Extractor/TestExtractor.php

@@ -0,0 +1,19 @@
+<?php
+
+
+namespace Nelmio\ApiDocBundle\Tests\Extractor;
+
+use Nelmio\ApiDocBundle\Extractor\ApiDocExtractor;
+
+class TestExtractor extends ApiDocExtractor
+{
+    public function __construct()
+    {
+
+    }
+
+    public function getNormalization($input)
+    {
+        return $this->normalizeClassParameter($input);
+    }
+}