1 files changed, 19 insertions, 0 deletions
diff --git a/prism/extension.h b/prism/extension.h
new file mode 100644
index 0000000000..d49e4f3b9e
--- /dev/null
+++ b/prism/extension.h
@@ -0,0 +1,19 @@
+#ifndef PRISM_EXT_NODE_H
+#define PRISM_EXT_NODE_H
+
+#define EXPECTED_PRISM_VERSION "0.30.0"
+
+#include <ruby.h>
+#include <ruby/encoding.h>
+#include "prism.h"
+
+VALUE pm_source_new(const pm_parser_t *parser, rb_encoding *encoding);
+VALUE pm_token_new(const pm_parser_t *parser, const pm_token_t *token, rb_encoding *encoding, VALUE source);
+VALUE pm_ast_new(const pm_parser_t *parser, const pm_node_t *node, rb_encoding *encoding, VALUE source);
+VALUE pm_integer_new(const pm_integer_t *integer);
+
+void Init_prism_api_node(void);
+void Init_prism_pack(void);
+RUBY_FUNC_EXPORTED void Init_prism(void);
+
+#endif