#define regexp_possible rb_funcall(self, rb_intern("regexp_possible"), 0)

#define emit_tag rb_funcall(self, rb_intern("emit_tag"), 0)
#define emit_operator rb_funcall(self, rb_intern("emit_operator"), 0)
#define emit_numeric rb_funcall(self, rb_intern("emit_numeric"), 0)
#define emit_identifer rb_funcall(self, rb_intern("emit_identifer"), 0)
#define emit_string rb_funcall(self, rb_intern("emit_string"), 0)
#define emit_dstring rb_funcall(self, rb_intern("emit_dstring"), 0)
#define emit_dstring_open rb_funcall(self, rb_intern("emit_dstring_open"), 0)
#define emit_dstring_close rb_funcall(self, rb_intern("emit_dstring_close"), 0)
#define emit_regexp rb_funcall(self, rb_intern("emit_regexp"), 0)
#define emit_comment rb_funcall(self, rb_intern("emit_comment"), 0)
#define emit_template rb_funcall(self, rb_intern("emit_template"), 0)
#define emit_interpolation rb_funcall(self, rb_intern("emit_interpolation"), 0)

#define raise_unterminated_string rb_funcall(self, rb_intern("raise_unterminated_string"), 0)
#define raise_unterminated_regexp rb_funcall(self, rb_intern("raise_unterminated_regexp"), 0)
#define raise_unexpected_symbol rb_funcall(self, rb_intern("raise_unexpected_symbol"), 0)