redefining functions without cli error

1 files changed, 7 insertions, 1 deletions

diff --git a/src/export_fun.rs b/src/export_fun.rs
index d8722b4..64810eb 100644
--- a/src/export_fun.rs
+++ b/src/export_fun.rs
@@ -355,7 +355,13 @@ fn create_function_hook_res(
     let sock_run = session.socket_running.as_ref().ok_or("no socket running")?;
     let exe_path = current_exe()?;
     let symlink_path = sock_run.bin_path.join(OsStr::from_bytes(fun_name));
-    symlink(exe_path, symlink_path)?;
+    if let Err(e) = symlink(exe_path, symlink_path) {
+        match e.kind() {
+            // this is expected to happen when functions get redefined
+            io::ErrorKind::AlreadyExists => (),
+            _ => return Err(e)?,
+        }
+    }
     Ok(())
 }