fix(flags): don't treat empty run command as task subcommand (#25708)

1 files changed, 12 insertions, 7 deletions

diff --git a/cli/args/flags.rs b/cli/args/flags.rs
index 765cdf76a..5d3929748 100644
--- a/cli/args/flags.rs
+++ b/cli/args/flags.rs
@@ -4679,7 +4679,7 @@ fn repl_parse(
 fn run_parse(
   flags: &mut Flags,
   matches: &mut ArgMatches,
-  app: Command,
+  mut app: Command,
   bare: bool,
 ) -> clap::error::Result<()> {
   runtime_args_parse(flags, matches, true, true)?;
@@ -4701,11 +4701,16 @@ fn run_parse(
       "[SCRIPT_ARG] may only be omitted with --v8-flags=--help, else to use the repl with arguments, please use the `deno repl` subcommand",
     ));
   } else {
-    flags.subcommand = DenoSubcommand::Task(TaskFlags {
-      cwd: None,
-      task: None,
-      is_run: true,
-    });
+    return Err(
+      app
+        .get_subcommands_mut()
+        .find(|subcommand| subcommand.get_name() == "run")
+        .unwrap()
+        .error(
+          clap::error::ErrorKind::MissingRequiredArgument,
+          "[SCRIPT_ARG] may only be omitted with --v8-flags=--help",
+        ),
+    );
   }
 
   Ok(())
@@ -5927,7 +5932,7 @@ mod tests {
     );
 
     let r = flags_from_vec(svec!["deno", "run", "--v8-flags=--expose-gc"]);
-    assert!(r.is_ok());
+    assert!(r.is_err());
   }
 
   #[test]