Fix partial blocks within each

See handlebars-lang/handlebars.js#1290

src/main/php/com/handlebarsjs/PartialBlockHelper.class.php

@@ -32,11 +32,20 @@ public function __construct($options= [], NodeList $fn= null, NodeList $inverse=
    */
   public function evaluate($context) {
     $templates= $context->engine->getTemplates();
-    $block= $this->fn->evaluate($context);
+
+    // Eagerly evaluate inline partials
+    $block= new NodeList();
+    foreach ($this->fn as $node) {
+      if ($node instanceof InlinePartialHelper) {
+        $node->evaluate($context);
+      } else {
+        $block->add($node);
+      }
+    }
 
     $source= $templates->source($this->name);
     if ($source->exists()) {
-      $previous= $templates->register('@partial-block', $block);
+      $previous= $templates->register('@partial-block', $this->fn);
 
       // {{#> partial context}} vs {{> partial key="Value"}}
       if (isset($this->options[0])) {
@@ -51,7 +60,7 @@ public function evaluate($context) {
         $templates->register('@partial-block', $previous);
       }
     } else {
-      return $block;
+      return $block->evaluate($context);
     }
   }
 }

src/test/php/com/handlebarsjs/unittest/PartialBlockHelperTest.class.php

@@ -25,6 +25,15 @@ public function nested_partial_block() {
     $this->assertEquals('Inner Outer', $this->evaluate('{{#> layout}}Outer{{/layout}}', []));
   }
 
+  #[@test]
+  public function partial_inside_each() {
+    $this->templates->add('list', '[{{#each .}}<item>{{> @partial-block}}</item>{{/each}}]');
+    $this->assertEquals(
+      '[<item>value = a</item><item>value = b</item><item>value = c</item>]',
+      $this->evaluate('{{#> list value}}value = {{.}}{{/list}}', ['value' => ['a', 'b', 'c']])
+    );
+  }
+
   #[@test]
   public function layout() {
     $this->templates->add('includes/hero', '<div class="hero"><img src="{{hero-src}}" alt="{{hero-alt}}"/></div>');