count items recursively

Author: staabm

src/Exporter.php

@@ -63,41 +63,19 @@ public function export(mixed $value, int $indentation = 0): string
 
     public function shortenedRecursiveExport(array &$data, ?RecursionContext $processed = null): string
     {
-        $result = [];
-
         if (!$processed) {
             $processed = new RecursionContext;
         }
+        $overallCount = count($data, COUNT_RECURSIVE);
+        $counter      = 0;
 
-        $array = $data;
-
-        /* @noinspection UnusedFunctionResultInspection */
-        $processed->add($data);
-
-        $i     = 0;
-        $count = count($data, COUNT_RECURSIVE);
-
-        foreach ($array as $key => $value) {
-            if ($count > $this->shortenArraysLongerThan && $i > $this->shortenArraysLongerThan) {
-                $result[] = sprintf('...%d more elements', $count - $this->shortenArraysLongerThan);
-
-                break;
-            }
-
-            if (is_array($value)) {
-                if ($processed->contains($data[$key]) !== false) {
-                    $result[] = '*RECURSION*';
-                } else {
-                    $result[] = '[' . $this->shortenedRecursiveExport($data[$key], $processed) . ']';
-                }
-            } else {
-                $result[] = $this->shortenedExport($value);
-            }
+        $export = $this->_shortenedRecursiveExport($data, $processed, $overallCount, $counter);
 
-            $i++;
+        if ($overallCount > $this->shortenArraysLongerThan) {
+            $export .= sprintf(' ...%d more elements', $overallCount - $this->shortenArraysLongerThan);
         }
 
-        return implode(', ', $result);
+        return $export;
     }
 
     /**
@@ -211,6 +189,36 @@ public function toArray(mixed $value): array
         return $array;
     }
 
+    private function _shortenedRecursiveExport(array &$data, RecursionContext $processed, int $overallCount, int &$counter): string
+    {
+        $result = [];
+
+        $array = $data;
+
+        /* @noinspection UnusedFunctionResultInspection */
+        $processed->add($data);
+
+        foreach ($array as $key => $value) {
+            if ($overallCount > $this->shortenArraysLongerThan && $counter > $this->shortenArraysLongerThan) {
+                break;
+            }
+
+            if (is_array($value)) {
+                if ($processed->contains($data[$key]) !== false) {
+                    $result[] = '*RECURSION*';
+                } else {
+                    $result[] = '[' . $this->_shortenedRecursiveExport($data[$key], $processed, $overallCount, $counter) . ']';
+                }
+            } else {
+                $result[] = $this->shortenedExport($value);
+            }
+
+            $counter++;
+        }
+
+        return implode(', ', $result);
+    }
+
     private function recursiveExport(mixed &$value, int $indentation = 0, ?RecursionContext $processed = null): string
     {
         if ($value === null) {

tests/ExporterTest.php

@@ -327,6 +327,9 @@ public static function shortenedRecursiveExportProvider(): array
             $bigArray[] = 'cast(\'foo' . $i . '\' as blob)';
         }
 
+        $array     = [1, 2, 'hello', 'world', true, false];
+        $deepArray = [$array, [$array, [$array, [$array, [$array, [$array, [$array, [$array, [$array, [$array]]]]]]]]]];
+
         return [
             'null'                   => [[null], 'null'],
             'boolean true'           => [[true], 'true'],
@@ -339,7 +342,8 @@ public static function shortenedRecursiveExportProvider(): array
             'with assoc array key'   => [['foo' => 'bar'], '\'bar\''],
             'multidimensional array' => [[[1, 2, 3], [3, 4, 5]], '[1, 2, 3], [3, 4, 5]'],
             'object'                 => [[new stdClass], 'stdClass Object ()'],
-            'big array'              => [$bigArray, "'cast('foo0' as blob)', 'cast('foo1' as blob)', 'cast('foo2' as blob)', 'cast('foo3' as blob)', 'cast('foo4' as blob)', 'cast('foo5' as blob)', 'cast('foo6' as blob)', 'cast('foo7' as blob)', 'cast('foo8' as blob)', 'cast('foo9' as blob)', 'cast('foo10' as blob)', ...19992 more elements"],
+            'big array'              => [$bigArray, "'cast('foo0' as blob)', 'cast('foo1' as blob)', 'cast('foo2' as blob)', 'cast('foo3' as blob)', 'cast('foo4' as blob)', 'cast('foo5' as blob)', 'cast('foo6' as blob)', 'cast('foo7' as blob)', 'cast('foo8' as blob)', 'cast('foo9' as blob)', 'cast('foo10' as blob)' ...19990 more elements"],
+            'deep array'             => [$deepArray, "[1, 2, 'hello', 'world', true, false], [[1, 2, 'hello', 'world']] ...69 more elements"],
         ];
     }