Add a method to check if any results were found

Author: duncan3dc

CHANGELOG.md

@@ -5,6 +5,7 @@ CHANGELOG
 -----
 
  * deprecated `Symfony\Component\Finder\Iterator\FilterIterator`
+ * added Finder::hasResults() method to check if any results were found
 
 3.3.0
 -----

Finder.php

@@ -613,6 +613,20 @@ public function append($iterator)
         return $this;
     }
 
+    /**
+     * Check if the any results were found.
+     *
+     * @return bool
+     */
+    public function hasResults()
+    {
+        foreach ($this->getIterator() as $_) {
+            return true;
+        }
+
+        return false;
+    }
+
     /**
      * Counts all the results collected by the iterators.
      *

Tests/FinderTest.php

@@ -424,6 +424,20 @@ public function testCountWithoutIn()
         count($finder);
     }
 
+    public function testHasResults()
+    {
+        $finder = $this->buildFinder();
+        $finder->in(__DIR__);
+        $this->assertTrue($finder->hasResults());
+    }
+
+    public function testNoResults()
+    {
+        $finder = $this->buildFinder();
+        $finder->in(__DIR__)->name('DoesNotExist');
+        $this->assertFalse($finder->hasResults());
+    }
+
     /**
      * @dataProvider getContainsTestData
      */