1 files changed, 19 insertions, 6 deletions
diff --git a/src/include/tree.h b/src/include/tree.h
index 06f4ee3..4ffefcf 100644
--- a/src/include/tree.h
+++ b/src/include/tree.h
@@ -7,22 +7,35 @@ typedef struct TREE_STRUC {
    enum {
       TREE_DEF,
       TREE_CALL,
-      TREE_STRING,
-      TREE_INT,
+      TREE_TYPE_STR,
+      TREE_TYPE_INT,
    } type;
 
    union {
-      struct def {
+      struct {                           // === DEFINITIONS ===
          char*                name;          // name of definition
          int                  mutability;    // mutability of definition
          struct TREE_STRUC*   value;         // value of definition
-      };
+      } def;
 
-      struct call {
+      struct {                          // === CALLS ===
          char*                target;        // name of definition being called
          struct TREE_STRUC**  args;          // arguments passed to definition
-      };
+         size_t               args_size;     // size of arguments
+      } call;
+
+                                             // === TYPES ===
+      struct {                      // strings
+         char*                value;
+      } type_str; 
+
+      struct {                   // integers
+         int*                 value;
+      } type_int;
    } data;
 } tree_t;
 
+tree_t* tree_init(int type);
+void tree_destroy(tree_t*);
+
 #endif