"re" builtin only reloads if build succeeds

1 files changed, 9 insertions, 3 deletions

diff --git a/src/run/builtin.rs b/src/run/builtin.rs
index 3f89ebb..0f90e51 100644
--- a/src/run/builtin.rs
+++ b/src/run/builtin.rs
@@ -41,9 +41,15 @@ impl Builtin for re {
 
     fn mod_session(&self, session: &mut Session, _args: &[BString]) {
         session.raw.disable();
-        let _ = Command::new("cargo").arg("run").status();
-        session.raw.disable();
-        std::process::exit(0);
+        match Command::new("cargo").arg("build").status() {
+            Ok(status) if status.success() => {
+                let _ = Command::new("cargo").arg("run").status();
+                session.raw.disable();
+                std::process::exit(0);
+            }
+            _ => (),
+        }
+        session.raw.enable();
     }
 }