diff --git a/src/etc/lexer.cpp b/src/etc/lexer.cpp
index 30a5586..72f374d 100644
--- a/src/etc/lexer.cpp
+++ b/src/etc/lexer.cpp
@@ -44,7 +44,7 @@ vector<tok>& lex(const string& in)
                 case '"': isLexingString = true; break;
                 case ' ': case '\t': case '\r':
                 case '\n': separate(); break;
-                default: {
+                default: { // TODO Lex entire identifiers and numbers
                     tok::type type = getIdentifierCharType(current);
                     if (type != tok::UNEXPECTED) resVal.emplace_back(type, string(1, current));
                 }