null builtin

1 files changed, 17 insertions, 0 deletions

diff --git a/src/run/builtin.rs b/src/run/builtin.rs
index c3153d6..4f7b9ed 100644
--- a/src/run/builtin.rs
+++ b/src/run/builtin.rs
@@ -352,3 +352,20 @@ impl Builtin for parse {
         Ok(())
     }
 }
+
+pub struct null;
+impl Builtin for null {
+    fn name(&self) -> &str {
+        "null"
+    }
+
+    fn io(
+        &self,
+        _session: Arc<Mutex<Session>>,
+        _args: &[BString],
+        _stdin: &mut dyn Read,
+        _stdout: &mut dyn Write,
+    ) -> Result {
+        Ok(())
+    }
+}