fix(ext/node): allow absolute path in createRequire (#16853)

Co-authored-by: David Sherret <dsherret@gmail.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/ext/node/02_require.js b/ext/node/02_require.js
index db4329911..b5117042d 100644
--- a/ext/node/02_require.js
+++ b/ext/node/02_require.js
@@ -826,6 +826,17 @@
     return require;
   }
 
+  // Matches to:
+  // - /foo/...
+  // - \foo\...
+  // - C:/foo/...
+  // - C:\foo\...
+  const RE_START_OF_ABS_PATH = /^([/\\]|[a-zA-Z]:[/\\])/;
+
+  function isAbsolute(filenameOrUrl) {
+    return RE_START_OF_ABS_PATH.test(filenameOrUrl);
+  }
+
   function createRequire(filenameOrUrl) {
     let fileUrlStr;
     if (filenameOrUrl instanceof URL) {
@@ -836,7 +847,7 @@
       }
       fileUrlStr = filenameOrUrl.toString();
     } else if (typeof filenameOrUrl === "string") {
-      if (!filenameOrUrl.startsWith("file:")) {
+      if (!filenameOrUrl.startsWith("file:") && !isAbsolute(filenameOrUrl)) {
         throw new Error(
           `The argument 'filename' must be a file URL object, file URL string, or absolute path string. Received ${filenameOrUrl}`,
         );