From 59e703cf8280acddbbfd304c0c58535a87394ce4 Mon Sep 17 00:00:00 2001
From: Isaac Levy <isaac.r.levy@gmail.com>
Date: Sun, 1 Nov 2020 18:03:01 -0500
Subject: [PATCH] Add depth counter to avoid recursive overlap

---
 src/extractLoader.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/extractLoader.js b/src/extractLoader.js
index d51a5cc..7f1abf8 100644
--- a/src/extractLoader.js
+++ b/src/extractLoader.js
@@ -107,6 +107,8 @@ function evalDependencyGraph({loaderContext, src, filename, publicPath = ""}) {
             plugins: [require("babel-plugin-add-module-exports")],
         }).code;
 
+        const curVmDepth = global.__EXTRACT_LOADER_PLACEHOLDER__DEPTH__ || 0;
+
         const script = new vm.Script(src, {
             filename,
             displayErrors: true,
@@ -147,7 +149,7 @@ function evalDependencyGraph({loaderContext, src, filename, publicPath = ""}) {
                     return exports;
                 }
 
-                const extractPlaceholder = "__EXTRACT_LOADER_PLACEHOLDER__" + counterNumber() + "__";
+                const extractPlaceholder = "__EXTRACT_LOADER_PLACEHOLDER__" + curVmDepth + "__" + counterNumber() + "__";
 
                 newDependencies.push({
                     absolutePath,
@@ -157,6 +159,7 @@ function evalDependencyGraph({loaderContext, src, filename, publicPath = ""}) {
 
                 return extractPlaceholder;
             },
+            __EXTRACT_LOADER_PLACEHOLDER__DEPTH__: curVmDepth + 1,
         });
 
         script.runInNewContext(sandbox);