lang: ast: implement parsing of break/continue loop-control statements

lang/ast/loop-control.c

@@ -0,0 +1,21 @@
+#include "ctx.h"
+#include "node.h"
+
+#include <blue/object/string.h>
+
+static void to_string(struct ivy_ast_node *node, b_string *str)
+{
+	b_string_append_cstrf(str, "%s", ivy_ast_node_type_to_string(node->n_type));
+}
+
+struct ast_node_type loop_break_node_ops = {
+	.n_to_string = to_string,
+	.n_state_size = sizeof(struct parser_state),
+	.n_node_size = sizeof(struct ivy_ast_loop_break_node),
+};
+
+struct ast_node_type loop_repeat_node_ops = {
+	.n_to_string = to_string,
+	.n_state_size = sizeof(struct parser_state),
+	.n_node_size = sizeof(struct ivy_ast_loop_repeat_node),
+};