13 files changed, 15 insertions, 15 deletions
diff --git a/runtime/ops/fs.rs b/runtime/ops/fs.rs
index 87bb090c3..fe263d944 100644
--- a/runtime/ops/fs.rs
+++ b/runtime/ops/fs.rs
@@ -42,7 +42,7 @@ use deno_core::error::generic_error;
 use deno_core::error::not_supported;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_fs")
     .ops(vec![
       op_open_sync::decl(),
       op_open_async::decl(),
diff --git a/runtime/ops/fs_events.rs b/runtime/ops/fs_events.rs
index 6cda48ef3..e550d204c 100644
--- a/runtime/ops/fs_events.rs
+++ b/runtime/ops/fs_events.rs
@@ -30,7 +30,7 @@ use std::rc::Rc;
 use tokio::sync::mpsc;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_fs_events")
     .ops(vec![op_fs_events_open::decl(), op_fs_events_poll::decl()])
     .build()
 }
diff --git a/runtime/ops/http.rs b/runtime/ops/http.rs
index e751adae8..a531deb84 100644
--- a/runtime/ops/http.rs
+++ b/runtime/ops/http.rs
@@ -27,7 +27,7 @@ use deno_net::io::UnixStreamResource;
 use tokio::net::UnixStream;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_http_runtime")
     .ops(vec![
       op_http_start::decl(),
       op_http_upgrade::decl(),
diff --git a/runtime/ops/io.rs b/runtime/ops/io.rs
index 3bee7db60..43016395e 100644
--- a/runtime/ops/io.rs
+++ b/runtime/ops/io.rs
@@ -76,7 +76,7 @@ pub static STDERR_HANDLE: Lazy<StdFile> = Lazy::new(|| {
 });
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_io")
     .ops(vec![op_read_sync::decl(), op_write_sync::decl()])
     .build()
 }
@@ -114,7 +114,7 @@ pub fn init_stdio(stdio: Stdio) -> Extension {
   // todo(dsheret): don't do this? Taking out the writers was necessary to prevent invalid handle panics
   let stdio = Rc::new(RefCell::new(Some(stdio)));
 
-  Extension::builder()
+  Extension::builder("deno_stdio")
     .middleware(|op| match op.name {
       "op_print" => op_print::decl(),
       _ => op,
diff --git a/runtime/ops/os/mod.rs b/runtime/ops/os/mod.rs
index 537bb33f9..fec7629f5 100644
--- a/runtime/ops/os/mod.rs
+++ b/runtime/ops/os/mod.rs
@@ -40,7 +40,7 @@ fn init_ops(builder: &mut ExtensionBuilder) -> &mut ExtensionBuilder {
 }
 
 pub fn init(exit_code: ExitCode) -> Extension {
-  let mut builder = Extension::builder();
+  let mut builder = Extension::builder("deno_os");
   init_ops(&mut builder)
     .state(move |state| {
       state.put::<ExitCode>(exit_code.clone());
@@ -50,7 +50,7 @@ pub fn init(exit_code: ExitCode) -> Extension {
 }
 
 pub fn init_for_worker() -> Extension {
-  let mut builder = Extension::builder();
+  let mut builder = Extension::builder("deno_os_worker");
   init_ops(&mut builder)
     .middleware(|op| match op.name {
       "op_exit" => noop_op::decl(),
diff --git a/runtime/ops/permissions.rs b/runtime/ops/permissions.rs
index d0b0cdd8b..2b01da0a9 100644
--- a/runtime/ops/permissions.rs
+++ b/runtime/ops/permissions.rs
@@ -13,7 +13,7 @@ use serde::Deserialize;
 use std::path::Path;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_permissions")
     .ops(vec![
       op_query_permission::decl(),
       op_revoke_permission::decl(),
diff --git a/runtime/ops/process.rs b/runtime/ops/process.rs
index 86ad292b8..75d9cfdc9 100644
--- a/runtime/ops/process.rs
+++ b/runtime/ops/process.rs
@@ -27,7 +27,7 @@ use tokio::process::Command;
 use std::os::unix::process::ExitStatusExt;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_process")
     .ops(vec![op_run::decl(), op_run_status::decl(), op_kill::decl()])
     .build()
 }
diff --git a/runtime/ops/runtime.rs b/runtime/ops/runtime.rs
index 52dc3f745..b97741acc 100644
--- a/runtime/ops/runtime.rs
+++ b/runtime/ops/runtime.rs
@@ -9,7 +9,7 @@ use deno_core::ModuleSpecifier;
 use deno_core::OpState;
 
 pub fn init(main_module: ModuleSpecifier) -> Extension {
-  Extension::builder()
+  Extension::builder("deno_runtime")
     .ops(vec![op_main_module::decl()])
     .state(move |state| {
       state.put::<ModuleSpecifier>(main_module.clone());
diff --git a/runtime/ops/signal.rs b/runtime/ops/signal.rs
index 14a9215ed..0af9a5c44 100644
--- a/runtime/ops/signal.rs
+++ b/runtime/ops/signal.rs
@@ -21,7 +21,7 @@ use tokio::signal::unix::{signal, Signal, SignalKind};
 use tokio::signal::windows::{ctrl_break, ctrl_c, CtrlBreak, CtrlC};
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_signal")
     .ops(vec![
       op_signal_bind::decl(),
       op_signal_unbind::decl(),
diff --git a/runtime/ops/spawn.rs b/runtime/ops/spawn.rs
index 4bbf1ef48..f552e9690 100644
--- a/runtime/ops/spawn.rs
+++ b/runtime/ops/spawn.rs
@@ -28,7 +28,7 @@ use std::os::unix::prelude::ExitStatusExt;
 use std::os::unix::process::CommandExt;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_spawn")
     .ops(vec![
       op_spawn_child::decl(),
       op_node_unstable_spawn_child::decl(),
diff --git a/runtime/ops/tty.rs b/runtime/ops/tty.rs
index fd87f0e39..d022a43dc 100644
--- a/runtime/ops/tty.rs
+++ b/runtime/ops/tty.rs
@@ -34,7 +34,7 @@ fn get_windows_handle(
 }
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_tty")
     .ops(vec![
       op_stdin_set_raw::decl(),
       op_isatty::decl(),
diff --git a/runtime/ops/web_worker.rs b/runtime/ops/web_worker.rs
index 11aeac852..617615424 100644
--- a/runtime/ops/web_worker.rs
+++ b/runtime/ops/web_worker.rs
@@ -17,7 +17,7 @@ use std::rc::Rc;
 use self::sync_fetch::op_worker_sync_fetch;
 
 pub fn init() -> Extension {
-  Extension::builder()
+  Extension::builder("deno_web_worker")
     .ops(vec![
       op_worker_post_message::decl(),
       op_worker_recv_message::decl(),
diff --git a/runtime/ops/worker_host.rs b/runtime/ops/worker_host.rs
index 041d3ee6f..8945ff1cc 100644
--- a/runtime/ops/worker_host.rs
+++ b/runtime/ops/worker_host.rs
@@ -94,7 +94,7 @@ pub fn init(
   pre_execute_module_cb: Arc<WorkerEventCb>,
   format_js_error_fn: Option<Arc<FormatJsErrorFn>>,
 ) -> Extension {
-  Extension::builder()
+  Extension::builder("deno_worker_host")
     .state(move |state| {
       state.put::<WorkersTable>(WorkersTable::default());
       state.put::<WorkerId>(WorkerId::default());