From 7962485d83f0c3542c518f1cc860f7ca12479947 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylorotwell@gmail.com>
Date: Mon, 4 Oct 2021 15:16:10 -0500
Subject: [PATCH 1/2] initial pass at consume directive

---
 .../Compilers/Concerns/CompilesComponents.php | 14 ++++++++++
 .../View/Concerns/ManagesComponents.php       | 26 +++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php b/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
index 41f034c05048..82b53e19f72a 100644
--- a/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
+++ b/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
@@ -161,6 +161,20 @@ protected function compileProps($expression)
 <?php unset(\$__defined_vars); ?>";
     }
 
+    /**
+     * Compile the consume statement into valid PHP.
+     *
+     * @param  string  $expression
+     * @return string
+     */
+    protected function compileConsume($expression)
+    {
+        return "<?php foreach ({$expression} as \$__key => \$__value) {
+    \$__consumeVariable = is_string(\$__key) ? \$__key : \$__value;
+    \$\$__consumeVariable = is_string(\$__key) ? \$__env->componentDataItem(\$__key, \$__value) : \$__env->componentDataItem(\$__value);
+} ?>";
+    }
+
     /**
      * Sanitize the given component attribute value.
      *
diff --git a/src/Illuminate/View/Concerns/ManagesComponents.php b/src/Illuminate/View/Concerns/ManagesComponents.php
index 5e8bf68ce6e8..4881c8844e65 100644
--- a/src/Illuminate/View/Concerns/ManagesComponents.php
+++ b/src/Illuminate/View/Concerns/ManagesComponents.php
@@ -115,6 +115,32 @@ protected function componentData()
         );
     }
 
+    /**
+     * Get an item from the component data that exists above the current component.
+     *
+     * @param  string  $key
+     * @param  mixed  $default
+     * @return mixed|null
+     */
+    public function componentDataItem($key, $default = null)
+    {
+        $currentComponent = count($this->componentStack);
+
+        if ($currentComponent === 0) {
+            return value($default);
+        }
+
+        for ($i = $currentComponent - 1; $i >= 0; $i--) {
+            $data = $this->componentData[$i] ?? [];
+
+            if (array_key_exists($key, $data)) {
+                return $data[$key];
+            }
+        }
+
+        return value($default);
+    }
+
     /**
      * Start the slot rendering process.
      *

From d67498571f78eabfccee64f9ce34c8d9348d6d39 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylorotwell@gmail.com>
Date: Mon, 4 Oct 2021 16:13:13 -0500
Subject: [PATCH 2/2] rename method

---
 src/Illuminate/View/Compilers/Concerns/CompilesComponents.php | 2 +-
 src/Illuminate/View/Concerns/ManagesComponents.php            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php b/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
index 82b53e19f72a..4f1fde48bd3d 100644
--- a/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
+++ b/src/Illuminate/View/Compilers/Concerns/CompilesComponents.php
@@ -171,7 +171,7 @@ protected function compileConsume($expression)
     {
         return "<?php foreach ({$expression} as \$__key => \$__value) {
     \$__consumeVariable = is_string(\$__key) ? \$__key : \$__value;
-    \$\$__consumeVariable = is_string(\$__key) ? \$__env->componentDataItem(\$__key, \$__value) : \$__env->componentDataItem(\$__value);
+    \$\$__consumeVariable = is_string(\$__key) ? \$__env->getConsumableComponentData(\$__key, \$__value) : \$__env->getConsumableComponentData(\$__value);
 } ?>";
     }
 
diff --git a/src/Illuminate/View/Concerns/ManagesComponents.php b/src/Illuminate/View/Concerns/ManagesComponents.php
index 4881c8844e65..15bc0efa408b 100644
--- a/src/Illuminate/View/Concerns/ManagesComponents.php
+++ b/src/Illuminate/View/Concerns/ManagesComponents.php
@@ -122,7 +122,7 @@ protected function componentData()
      * @param  mixed  $default
      * @return mixed|null
      */
-    public function componentDataItem($key, $default = null)
+    public function getConsumableComponentData($key, $default = null)
     {
         $currentComponent = count($this->componentStack);