diff --git a/src/main.rs b/src/main.rs
index 85c79f3..9fee0ce 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -106,16 +106,20 @@ fn tex_escape_str(s: &str) -> String {
         .replace('\n', "\\newline\n")
 }
 
-fn tex_export_inner(tree: &ObjectChild, out: &mut String, required: bool) {
-    let type_str = match &tree.node.r#type {
+fn tex_type_str(t: &TreeNode) -> String {
+    match &t.r#type {
         NodeType::Null => "NULL".to_string(),
         NodeType::Boolean => "bool".to_string(),
-        NodeType::Array { item } => format!("{}[]", item.name),
-        NodeType::Object { .. } => tree.node.name.to_string(),
+        NodeType::Array { item } => format!("{}[]", tex_type_str(&item)),
+        NodeType::Object { .. } => t.name.to_string(),
         NodeType::String => "string".to_string(),
         NodeType::Number => "number".to_string(),
         NodeType::Integer => "integer".to_string(),
-    };
+    }
+}
+
+fn tex_export_inner(tree: &ObjectChild, out: &mut String, required: bool) {
+    let type_str = tex_type_str(&tree.node);
 
     writeln!(
         out,