diff --git a/src/runners/repl.rs b/src/runners/repl.rs
--- a/src/runners/repl.rs
+++ b/src/runners/repl.rs
@@ -43,17 +43,19 @@
             }
         };
 
-        let ast = match parse(tokens) {
-            Ok(ast) => ast,
-            Err(e) => {
-                let report = Report::new(e).with_source_code(line.clone());
-                eprintln!("{report:?}");
+        if !tokens.is_empty() {
+            let ast = match parse(tokens) {
+                Ok(ast) => ast,
+                Err(e) => {
+                    let report = Report::new(e).with_source_code(line.clone());
+                    eprintln!("{report:?}");
 
-                prompt()?;
-                continue;
-            }
-        };
-        dbg!(&ast);
+                    prompt()?;
+                    continue;
+                }
+            };
+            dbg!(&ast);
+        }
 
         prompt()?;
     }