From 79e89e2f1201e556fe99cbba026af31d645a6bb9 Mon Sep 17 00:00:00 2001
From: Andreas Franek <andreas.franek@visometry.com>
Date: Mon, 12 Aug 2024 10:31:15 +0200
Subject: [PATCH] (fix #248) follow directory links in `getNode`

When called from `stat`, `getNode` should follow directory links to
ensure that the correct node is returned. Otherwise, `node.files[name]`
will be `undefined`, causing a `TypeError`.
---
 lib/filesystem.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/filesystem.js b/lib/filesystem.js
index d921c50..90fbf2a 100644
--- a/lib/filesystem.js
+++ b/lib/filesystem.js
@@ -131,9 +131,13 @@ class Filesystem {
     return files
   }
 
-  getNode (p) {
+  getNode (p, followLinks) {
+    followLinks = typeof followLinks === 'undefined' ? true : followLinks
     const node = this.searchNodeFromDirectory(path.dirname(p))
     const name = path.basename(p)
+    if (node.link && followLinks) {
+      return this.getNode(path.join(node.link, name))
+    }
     if (name) {
       return node.files[name]
     } else {
@@ -143,7 +147,7 @@ class Filesystem {
 
   getFile (p, followLinks) {
     followLinks = typeof followLinks === 'undefined' ? true : followLinks
-    const info = this.getNode(p)
+    const info = this.getNode(p, followLinks)
 
     if (!info) {
       throw new Error(`"${p}" was not found in this archive`)