feat: Warn on multiple hook initialization (#165)

nodejs · Dec 4, 2024 · 9bd539e · 9bd539e
1 parent 12be30b
commit 9bd539e
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/hook.js b/hook.js
@@ -279,6 +279,12 @@ function createHook (meta) {
   let includeModules, excludeModules
 
   async function initialize (data) {
+    if (global.__import_in_the_middle_initialized__) {
+      process.emitWarning("The 'import-in-the-middle' hook has already been initialized")
+    }
+
+    global.__import_in_the_middle_initialized__ = true
+
     if (data) {
       includeModules = ensureArrayWithBareSpecifiersFileUrlsAndRegex(data.include, 'include')
       excludeModules = ensureArrayWithBareSpecifiersFileUrlsAndRegex(data.exclude, 'exclude')