Docblock and return type fixes

lib/Cake/Controller/Controller.php

@@ -347,7 +347,7 @@ class Controller extends Object implements CakeEventListener {
  * Lazy loads models using the loadModel() method if declared in $uses
  *
  * @param string $name
- * @return void
+ * @return boolean
  */
 	public function __isset($name) {
 		switch ($name) {
@@ -384,8 +384,8 @@ class Controller extends Object implements CakeEventListener {
  * Provides backwards compatibility access to the request object properties.
  * Also provides the params alias.
  *
- * @param string $name
- * @return void
+ * @param string $name The name of the requested value
+ * @return mixed The requested value for valid variables/aliases else null
  */
 	public function __get($name) {
 		switch ($name) {
@@ -422,15 +422,19 @@ class Controller extends Object implements CakeEventListener {
 			case 'here':
 			case 'webroot':
 			case 'data':
-				return $this->request->{$name} = $value;
+				$this->request->{$name} = $value;
+				return;
 			case 'action':
-				return $this->request->params['action'] = $value;
+				$this->request->params['action'] = $value;
+				return;
 			case 'params':
-				return $this->request->params = $value;
+				$this->request->params = $value;
+				return;
 			case 'paginate':
-				return $this->Components->load('Paginator')->settings = $value;
+				$this->Components->load('Paginator')->settings = $value;
+				return;
 		}
-		return $this->{$name} = $value;
+		$this->{$name} = $value;
 	}
 
 /**
@@ -714,7 +718,7 @@ class Controller extends Object implements CakeEventListener {
  *
  * @param string $modelClass Name of model class to load
  * @param integer|string $id Initial ID the instanced model class should have
- * @return mixed true when single model found and instance created, error returned if model not found.
+ * @return bool True if the model was found
  * @throws MissingModelException if the model class cannot be found.
  */
 	public function loadModel($modelClass = null, $id = null) {

lib/Cake/View/Helper.php

@@ -223,7 +223,7 @@ class Helper extends Object {
  *
  * @param string $name Name of the property being accessed.
  * @param mixed $value
- * @return mixed Return the $value
+ * @return void
  */
 	public function __set($name, $value) {
 		switch ($name) {
@@ -231,11 +231,13 @@ class Helper extends Object {
 			case 'here':
 			case 'webroot':
 			case 'data':
-				return $this->request->{$name} = $value;
+				$this->request->{$name} = $value;
+				return;
 			case 'action':
-				return $this->request->params['action'] = $value;
+				$this->request->params['action'] = $value;
+				return;
 		}
-		return $this->{$name} = $value;
+		$this->{$name} = $value;
 	}
 
 /**
@@ -834,7 +836,7 @@ class Helper extends Object {
  * @param string $viewFile The file about to be rendered.
  * @return void
  */
-	public function beforeRenderFile($viewfile) {
+	public function beforeRenderFile($viewFile) {
 	}
 
 /**
@@ -847,7 +849,7 @@ class Helper extends Object {
  * @param string $content The content that was rendered.
  * @return void
  */
-	public function afterRenderFile($viewfile, $content) {
+	public function afterRenderFile($viewFile, $content) {
 	}
 
 /**

lib/Cake/View/Helper/CacheHelper.php

@@ -67,7 +67,8 @@ class CacheHelper extends AppHelper {
  * Parses the view file and stores content for cache file building.
  *
  * @param string $viewFile
- * @return void
+ * @param string $output The output for the file.
+ * @return string Updated content.
  */
 	public function afterRenderFile($viewFile, $output) {
 		if ($this->_enabled()) {

lib/Cake/View/View.php

@@ -621,7 +621,7 @@ class View extends Object {
  * @see ViewBlock::start()
  */
 	public function start($name) {
-		return $this->Blocks->start($name);
+		$this->Blocks->start($name);
 	}
 
 /**
@@ -632,7 +632,7 @@ class View extends Object {
  * @see ViewBlock::startIfEmpty()
  */
 	public function startIfEmpty($name) {
-		return $this->Blocks->startIfEmpty($name);
+		$this->Blocks->startIfEmpty($name);
 	}
 
 /**
@@ -646,7 +646,7 @@ class View extends Object {
  * @see ViewBlock::concat()
  */
 	public function append($name, $value = null) {
-		return $this->Blocks->concat($name, $value);
+		$this->Blocks->concat($name, $value);
 	}
 
 /**
@@ -660,7 +660,7 @@ class View extends Object {
  * @see ViewBlock::concat()
  */
 	public function prepend($name, $value = null) {
-		return $this->Blocks->concat($name, $value, ViewBlock::PREPEND);
+		$this->Blocks->concat($name, $value, ViewBlock::PREPEND);
 	}
 
 /**
@@ -674,7 +674,7 @@ class View extends Object {
  * @see ViewBlock::set()
  */
 	public function assign($name, $value) {
-		return $this->Blocks->set($name, $value);
+		$this->Blocks->set($name, $value);
 	}
 
 /**
@@ -697,7 +697,7 @@ class View extends Object {
  * @see ViewBlock::end()
  */
 	public function end() {
-		return $this->Blocks->end();
+		$this->Blocks->end();
 	}
 
 /**