1 files changed, 24 insertions, 3 deletions
diff --git a/src/eval.h b/src/eval.h
index fc7b8ad..8b70a06 100644
--- a/src/eval.h
+++ b/src/eval.h
@@ -2,17 +2,38 @@
 #define EVAL_H
 
 #include "parser.h"
+#include "hashtbl.h"
 
 typedef struct eval *eval_t;
 
+// struct symdata {
+//     enum symbol_type {
+//         SYMBOL_VALUE,
+//         SYMBOL_FUNC,
+//         SYMBOL_FUNC_BUILTIN
+//     } type;
+//
+//     union {
+//         value_t value;
+//         ast_t   func;
+//         builtin_func_t builtin;
+//     };
+// };
+//
+// struct symtbl {
+//     hashtbl_t table;
+//     struct symtbl *parent;
+// };
+
 struct eval {
-    // symtbl_t root;
-    // symtbl_t *cur;
+    // struct symtbl root;
+    // struct symtbl *cur;
+    // ...
 };
 
 // TODO: add options for the evaluation
 eval_t eval_create();
 void eval_destroy(eval_t eval);
-int eval_ast(eval_t eval, parser_t ast);
+int eval_ast(eval_t eval, ast_t *ast);
 
 #endif