Throw an exception if a HBS helper receives wrong arguments set

src/mibew/libs/classes/Mibew/Handlebars/Helper/AssetHelper.php

@@ -100,8 +100,10 @@ class AssetHelper implements HelperInterface, AssetUrlGeneratorAwareInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"asset" helper expects exactly one argument.'
+            );
         }
         $relative_path = $context->get($parsed_args[0]);
 

src/mibew/libs/classes/Mibew/Handlebars/Helper/BlockHelper.php

@@ -42,8 +42,10 @@ class BlockHelper extends AbstractBlockHelper implements HelperInterface
     {
         // Get block name
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"block" helper expects exactly one argument.'
+            );
         }
         $block_name = $context->get(array_shift($parsed_args));
 

src/mibew/libs/classes/Mibew/Handlebars/Helper/CutStringHelper.php

@@ -39,8 +39,10 @@ class CutStringHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args) || count($parsed_args) < 2) {
+        if (count($parsed_args) != 2) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"cutString" helper expects exactly two arguments.'
+            );
         }
 
         $string = $context->get($parsed_args[0]);

src/mibew/libs/classes/Mibew/Handlebars/Helper/ExtendsHelper.php

@@ -48,8 +48,10 @@ class ExtendsHelper implements HelperInterface
     {
         // Get name of the parent template
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"extends" helper expects exactly one argument.'
+            );
         }
         $parent_template = $context->get(array_shift($parsed_args));
 

src/mibew/libs/classes/Mibew/Handlebars/Helper/FormatDateDiffHelper.php

@@ -39,8 +39,10 @@ class FormatDateDiffHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"formatDateDiff" helper expects exactly one argument.'
+            );
         }
 
         $seconds = intval($context->get($parsed_args[0]));

src/mibew/libs/classes/Mibew/Handlebars/Helper/FormatDateHelper.php

@@ -39,8 +39,10 @@ class FormatDateHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"formatDate" helper expects exactly one argument.'
+            );
         }
 
         $timestamp = intval($context->get($parsed_args[0]));

src/mibew/libs/classes/Mibew/Handlebars/Helper/GeneratePaginationHelper.php

@@ -47,8 +47,10 @@ class GeneratePaginationHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args) || count($parsed_args) < 1) {
+        if (count($parsed_args) < 1 || count($parsed_args) > 2) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"generatePagination" helper expects one or two arguments.'
+            );
         }
 
         $pagination_info = $context->get($parsed_args[0]);

src/mibew/libs/classes/Mibew/Handlebars/Helper/IfAnyHelper.php

@@ -45,8 +45,10 @@ class IfAnyHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) == 0) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"ifAny" helper expects at least one argument.'
+            );
         }
 
         $condition = false;

src/mibew/libs/classes/Mibew/Handlebars/Helper/IfEqualHelper.php

@@ -43,8 +43,10 @@ class IfEqualHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args) || count($parsed_args) < 2) {
+        if (count($parsed_args) != 2) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"ifEqual" helper expects exactly two arguments.'
+            );
         }
 
         $condition = ($context->get($parsed_args[0]) == $context->get($parsed_args[1]));

src/mibew/libs/classes/Mibew/Handlebars/Helper/IfEvenHelper.php

@@ -43,8 +43,10 @@ class IfEvenHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"ifEven" helper expects exactly one argument.'
+            );
         }
 
         $condition = ($context->get($parsed_args[0]) % 2 == 0);

src/mibew/libs/classes/Mibew/Handlebars/Helper/IfOddHelper.php

@@ -44,8 +44,10 @@ class IfOddHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"ifOdd" helper expects exactly one argument.'
+            );
         }
 
         $condition = ($context->get($parsed_args[0]) % 2 == 1);

src/mibew/libs/classes/Mibew/Handlebars/Helper/IfOverriddenHelper.php

@@ -32,7 +32,7 @@ use Handlebars\Template;
  *     The block was overridden
  *   {{else}}
  *     The block was not overridden
- *   {{/ifOverriden}}
+ *   {{/ifOverridden}}
  * </code>
  */
 class IfOverriddenHelper extends AbstractBlockHelper implements HelperInterface
@@ -44,8 +44,10 @@ class IfOverriddenHelper extends AbstractBlockHelper implements HelperInterface
     {
         // Get block name
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"ifOverridden" helper expects exactly one argument.'
+            );
         }
         $block_name = $context->get(array_shift($parsed_args));
 

src/mibew/libs/classes/Mibew/Handlebars/Helper/L10nHelper.php

@@ -45,8 +45,10 @@ class L10nHelper implements HelperInterface
     {
         // Check if there is at least one argument
         $parsed_arguments = $template->parseArguments($args);
-        if (empty($parsed_arguments)) {
+        if (count($parsed_arguments) == 0) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"l10n" helper expects at least one argument.'
+            );
         }
 
         $text = $context->get(array_shift($parsed_arguments));

src/mibew/libs/classes/Mibew/Handlebars/Helper/OverrideHelper.php

@@ -48,8 +48,10 @@ class OverrideHelper extends AbstractBlockHelper implements HelperInterface
     {
         // Get block name
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"override" helper expects exactly one argument.'
+            );
         }
         $block_name = $context->get(array_shift($parsed_args));
 

src/mibew/libs/classes/Mibew/Handlebars/Helper/RepeatHelper.php

@@ -39,8 +39,10 @@ class RepeatHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"repeat" helper expects exactly one argument.'
+            );
         }
 
         $times = intval($context->get($parsed_args[0]));

src/mibew/libs/classes/Mibew/Handlebars/Helper/ReplaceHelper.php

@@ -39,8 +39,10 @@ class ReplaceHelper implements HelperInterface
     public function execute(Template $template, Context $context, $args, $source)
     {
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args) || count($parsed_args) < 2) {
+        if (count($parsed_args) != 2) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"replace" helper expects exactly two arguments.'
+            );
         }
 
         $search = $context->get($parsed_args[0]);

src/mibew/libs/classes/Mibew/Handlebars/Helper/UnlessOverriddenHelper.php

@@ -32,7 +32,7 @@ use Handlebars\Template;
  *     The block was not overridden
  *   {{else}}
  *     The block was overridden
- *   {{/unlessOverriden}}
+ *   {{/unlessOverridden}}
  * </code>
  */
 class UnlessOverriddenHelper extends AbstractBlockHelper implements HelperInterface
@@ -44,8 +44,10 @@ class UnlessOverriddenHelper extends AbstractBlockHelper implements HelperInterf
     {
         // Get block name
         $parsed_args = $template->parseArguments($args);
-        if (empty($parsed_args)) {
+        if (count($parsed_args) != 1) {
-            return '';
+            throw new \InvalidArgumentException(
+                '"unlessOverridden" helper expects exactly one argument.'
+            );
         }
         $block_name = $context->get(array_shift($parsed_args));