avoid type errors

schmittjoh · schmittjoh · commit 56d18c8c2c04 · 2022-03-21T14:02:41.000+01:00
diff --git a/src/PhpCollection/AbstractMap.php b/src/PhpCollection/AbstractMap.php
@@ -294,7 +294,7 @@ public function count()
 
     public function getIterator()
     {
-        return new \ArrayIterator($this->elements);
+        return new \ArrayIterator($this->elements ?: []);
     }
 
     protected function createNew(array $elements)
diff --git a/src/PhpCollection/AbstractSequence.php b/src/PhpCollection/AbstractSequence.php
@@ -355,11 +355,11 @@ public function count()
 
     public function getIterator()
     {
-        return new \ArrayIterator($this->elements);
+        return new \ArrayIterator($this->elements ?: []);
     }
 
     protected function createNew(array $elements)
     {
         return new static($elements);
     }
-}
+}
diff --git a/src/PhpCollection/Set.php b/src/PhpCollection/Set.php
@@ -52,7 +52,7 @@ public function last()
 
     public function getIterator()
     {
-        return new \ArrayIterator(array_values($this->elements));
+        return new \ArrayIterator(array_values($this->elements ?: []));
     }
 
     public function addSet(SetInterface $set)
@@ -446,4 +446,4 @@ private function insertElement($elem, $hash)
         $this->elements[$index] = $elem;
         $this->lookup[$hash][] = $index;
     }
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -294,7 +294,7 @@ public function count()`
`294`	`294`
`295`	`295`	`public function getIterator()`
`296`	`296`	`{`
`297`		`- return new \ArrayIterator($this->elements);`
	`297`	`+ return new \ArrayIterator($this->elements ?: []);`
`298`	`298`	`}`
`299`	`299`
`300`	`300`	`protected function createNew(array $elements)`
Original file line number	Diff line number	Diff line change
`@@ -355,11 +355,11 @@ public function count()`
`355`	`355`
`356`	`356`	`public function getIterator()`
`357`	`357`	`{`
`358`		`- return new \ArrayIterator($this->elements);`
	`358`	`+ return new \ArrayIterator($this->elements ?: []);`
`359`	`359`	`}`
`360`	`360`
`361`	`361`	`protected function createNew(array $elements)`
`362`	`362`	`{`
`363`	`363`	`return new static($elements);`
`364`	`364`	`}`
`365`		`-}`
	`365`	`+}`
Original file line number	Diff line number	Diff line change
`@@ -52,7 +52,7 @@ public function last()`
`52`	`52`
`53`	`53`	`public function getIterator()`
`54`	`54`	`{`
`55`		`- return new \ArrayIterator(array_values($this->elements));`
	`55`	`+ return new \ArrayIterator(array_values($this->elements ?: []));`
`56`	`56`	`}`
`57`	`57`
`58`	`58`	`public function addSet(SetInterface $set)`
`@@ -446,4 +446,4 @@ private function insertElement($elem, $hash)`
`446`	`446`	`$this->elements[$index] = $elem;`
`447`	`447`	`$this->lookup[$hash][] = $index;`
`448`	`448`	`}`
`449`		`-}`
	`449`	`+}`