#2255 - Fix signature in method of Iterator classes and interfaces

stub/arrayiterator.zep

@@ -5,7 +5,8 @@ class ArrayIterator implements \Iterator
 	protected position = 0;
 	protected test;
 
-	public function __construct() {
+	public function __construct()
+	{
 		let this->test = [
 			"one",
 			"two",
@@ -14,23 +15,28 @@ class ArrayIterator implements \Iterator
 		let this->position = 0;
 	}
 
-	public function rewind() {
+	public function rewind() -> void
+	{
 	    let this->position = 0;
 	}
 
-	public function current() {
+	public function current()
+	{
 	    return this->test[this->position];
 	}
 
-	public function key() {
+	public function key()
+	{
 	    return this->position;
 	}
 
-	public function next() {
+	public function next() -> void
+	{
 	    let this->position++;
 	}
 
-	public function valid() {
+	public function valid()
+	{
 	    return isset this->test[this->position];
 	}
 }

stub/internalinterfaces.zep

@@ -3,8 +3,8 @@ namespace Stub;
 
 class InternalInterfaces implements \Countable
 {
-	public function count()
+	public function count() -> int
 	{
-
+	    return 0;
 	}
 }

stub/oo/oonativeimplements.zep

@@ -30,11 +30,11 @@ class OoNativeImplements implements
 	{
 	}
 
-	public function next()
+	public function next() -> void
 	{
 	}
 
-	public function rewind()
+	public function rewind() -> void
 	{
 	}
 
@@ -44,7 +44,7 @@ class OoNativeImplements implements
 
 	/* OuterIterator */
 
-	public function getInnerIterator()
+	public function getInnerIterator() -> <\Iterator>|null
 	{
 	}
 
@@ -59,7 +59,7 @@ class OoNativeImplements implements
 
 	/* SeekableIterator */
 
-	public function seek (position)
+	public function seek(int position) -> void
 	{
 	}
 

stub/usetest.zep

@@ -16,9 +16,9 @@ class UseTest implements Countable
 		return new StandardClass();
 	}
 
-	public function count()
+	public function count() -> int
 	{
-
+	    return 0;
 	}
 
 	public function testUseClass1()