fix(inspector): don't panic if port is not free (#22745)

Closes https://github.com/denoland/deno/issues/22113
Closes https://github.com/denoland/deno/issues/23177
Closes https://github.com/denoland/deno/issues/22883
Closes https://github.com/denoland/deno/issues/22377

1 files changed, 10 insertions, 6 deletions

diff --git a/cli/factory.rs b/cli/factory.rs
index 6e5db8a80..56837110a 100644
--- a/cli/factory.rs
+++ b/cli/factory.rs
@@ -672,11 +672,15 @@ impl CliFactory {
     })
   }
 
-  pub fn maybe_inspector_server(&self) -> &Option<Arc<InspectorServer>> {
-    self
-      .services
-      .maybe_inspector_server
-      .get_or_init(|| self.options.resolve_inspector_server().map(Arc::new))
+  pub fn maybe_inspector_server(
+    &self,
+  ) -> Result<&Option<Arc<InspectorServer>>, AnyError> {
+    self.services.maybe_inspector_server.get_or_try_init(|| {
+      match self.options.resolve_inspector_server() {
+        Ok(server) => Ok(server.map(Arc::new)),
+        Err(err) => Err(err),
+      }
+    })
   }
 
   pub async fn module_load_preparer(
@@ -789,7 +793,7 @@ impl CliFactory {
       self.root_cert_store_provider().clone(),
       self.fs().clone(),
       maybe_file_watcher_communicator,
-      self.maybe_inspector_server().clone(),
+      self.maybe_inspector_server()?.clone(),
       self.maybe_lockfile().clone(),
       self.feature_checker().clone(),
       self.create_cli_main_worker_options()?,