Merge pull request #26 from SG5/negative-short-array

large slice for short array, fix #7

Author: SoftCreatR

src/Filters/SliceFilter.php

@@ -32,6 +32,9 @@ public function filter($collection): array
 
         if ($start < 0) {
             $start = $length + $start;
+            if ($start < 0) {
+                $start = 0;
+            }
         }
 
         if ($end === null) {

tests/JSONPathTest.php

@@ -135,6 +135,11 @@ public function testFilterSliceNegativeStartIndexes(): void
             ->find('$[-1:]');
 
         self::assertEquals(['fifth'], $result->getData());
+
+        $result = (new JSONPath(['first', 'second', 'third']))
+            ->find('$[-4:]');
+
+        self::assertEquals(['first','second','third'], $result->getData());
     }
 
     /**