fix(cli): support --watch when running cjs npm packages (#25038)

2 files changed, 16 insertions, 3 deletions

diff --git a/cli/args/mod.rs b/cli/args/mod.rs
index 0f6f050ef..65f9183d5 100644
--- a/cli/args/mod.rs
+++ b/cli/args/mod.rs
@@ -1151,8 +1151,6 @@ impl CliOptions {
               resolve_url_or_path("./$deno$stdin.ts", &cwd)
                 .map_err(AnyError::from)
             })?
-        } else if run_flags.watch.is_some() {
-          resolve_url_or_path(&run_flags.script, self.initial_cwd())?
         } else if NpmPackageReqReference::from_str(&run_flags.script).is_ok() {
           ModuleSpecifier::parse(&run_flags.script)?
         } else {
diff --git a/cli/worker.rs b/cli/worker.rs
index 8673804ab..82051da6c 100644
--- a/cli/worker.rs
+++ b/cli/worker.rs
@@ -280,7 +280,22 @@ impl CliMainWorker {
       /// Execute the given main module emitting load and unload events before and after execution
       /// respectively.
       pub async fn execute(&mut self) -> Result<(), AnyError> {
-        self.inner.execute_main_module_possibly_with_npm().await?;
+        if self.inner.is_main_cjs {
+          deno_node::load_cjs_module(
+            &mut self.inner.worker.js_runtime,
+            &self
+              .inner
+              .main_module
+              .to_file_path()
+              .unwrap()
+              .to_string_lossy(),
+            true,
+            self.inner.shared.options.inspect_brk,
+          )?;
+        } else {
+          self.inner.execute_main_module_possibly_with_npm().await?;
+        }
+
         self.inner.worker.dispatch_load_event()?;
         self.pending_unload = true;