1 files changed, 10 insertions, 3 deletions
diff --git a/src/ast.h b/src/ast.h
index 0907635..267e8ba 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -42,10 +42,17 @@ typedef struct ast_function_declaration_t
   vector_t *body;
 } ast_function_declaration_t;
 
+typedef enum ast_binary_operation_kind_t
+{
+  AST_BINOP_ADITION,
+  AST_BINOP_SUBTRACTION,
+  AST_BINOP_MULTIPLICATION,
+  AST_BINOP_DIVISION
+} ast_binary_operation_kind_t;
+
 typedef struct ast_binary_operation_t
 {
-  // FIXME: We want to use enum to distinguish operators
-  string_view_t op;
+  ast_binary_operation_kind_t kind;
   ast_node_t *left;
   ast_node_t *right;
 } ast_binary_operation_t;
@@ -123,7 +130,7 @@ void
 ast_node_destroy(ast_node_t *node);
 
 void
-ast_node_init_binary_operation(ast_node_t *node, string_view_t op, ast_node_t *left, ast_node_t *right);
+ast_node_init_binary_operation(ast_node_t *node, ast_binary_operation_kind_t kind, ast_node_t *left, ast_node_t *right);
 void
 ast_node_init_function_declaration(ast_node_t *node, string_view_t name, type_t return_type, vector_t *body);
 void