MC-15085: Cannot install Magento without ConfigurableProduct module

app/code/Magento/Msrp/Pricing/MsrpPriceCalculatorInterface.php

@@ -20,4 +20,4 @@ interface MsrpPriceCalculatorInterface
      * @return float
      */
     public function getMsrpPriceValue(ProductInterface $product): float;
-}
+}

app/code/Magento/MsrpConfigurableProduct/Pricing/MsrpPriceCalculator.php

@@ -30,13 +30,17 @@ public function getMsrpPriceValue(ProductInterface $product): float
 
         /** @var Configurable $configurableProduct */
         $configurableProduct = $product->getTypeInstance();
+        $msrp = 0;
         $prices = [];
         foreach ($configurableProduct->getUsedProducts($product) as $item) {
             if ($item->getMsrp() !== null) {
                 $prices[] = $item->getMsrp();
             }
         }
+        if ($prices) {
+            $msrp = (float)max($prices);
+        }
 
-        return $prices ? max($prices) : 0;
+        return  $msrp;
     }
 }

app/code/Magento/MsrpConfigurableProduct/README.md

@@ -0,0 +1,3 @@
+# MsrpConfigurableProduct
+
+**MsrpConfigurableProduct** provides type and resolver information for the Msrp module from the ConfigurableProduct module.

app/code/Magento/MsrpGroupedProduct/README.md

@@ -0,0 +1,3 @@
+# MsrpGroupedProduct
+
+**MsrpGroupedProduct** provides type and resolver information for the Msrp module from the GroupedProduct module.

composer.json

@@ -181,6 +181,8 @@
         "magento/module-media-storage": "*",
         "magento/module-message-queue": "*",
         "magento/module-msrp": "*",
+        "magento/module-msrp-configurable-product": "*",
+        "magento/module-msrp-grouped-product": "*",
         "magento/module-multishipping": "*",
         "magento/module-mysql-mq": "*",
         "magento/module-new-relic-reporting": "*",