backup

include/node.h

@@ -0,0 +1,20 @@
+#ifndef NODE_T_
+#define NODE_T_
+
+#include "data.h"
+
+node_t *create_node(node_type_t type);
+node_t *create_symbol_node(const char *symbol);
+node_t *create_string_node(const char *string);
+node_t *create_number_node(double number);
+node_t *create_boolean_node(bool value);
+node_t *create_list_node(void);
+node_t *create_function_ref_node(const char *function_name);
+node_t *create_function_call_node(const char *function_name);
+
+void free_node(node_t *node);
+node_t *copy_node(node_t *src);
+
+node_t *evaluate_node(exec_context_t *ctx, node_t *node);
+
+#endif