Finished the implemenation with Antigravity.

Source/slex.c

@@ -1 +1,14 @@
-#include "../Headers/slex_core.h"
+#include "../Headers/slex_core.h"
+#include <stdio.h>
+
+bool slex_translate_to_file(slex_options *options, slex_rules *rules, FILE *output_file)
+{
+    if (!options || !rules || !output_file) return false;
+
+    if (options->target_language == c_language) {
+        return slex_translate_to_file_c(options, rules, output_file);
+    } else if (options->target_language == csharp) {
+        return slex_translate_to_file_csharp(options, rules, output_file);
+    }
+    return false;
+}