fix(list): printer for length 0 (#200)

dgkf · Oct 9, 2024 · 0901ac0 · 0901ac0
1 parent ebf4bc4
commit 0901ac0
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/lang.rs b/src/lang.rs
@@ -392,6 +392,11 @@ impl Display for Obj {
 }
 
 fn display_list(x: &List, f: &mut fmt::Formatter<'_>, bc: Option<String>) -> fmt::Result {
+    if x.is_empty() {
+        write!(f, "list()")?;
+        return Ok(());
+    }
+
     for (i, (maybe_name, value)) in x.pairs_ref().iter().enumerate() {
         if i > 0 {
             writeln!(f)?