Stencil *s = unsmob_stencil (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (scm_is_number, amount, 2);
+
LY_ASSERT_TYPE (is_axis, axis, 3);
Real real_amount = scm_to_double (amount);
LY_DEFINE (ly_stencil_rotate, "ly:stencil-rotate",
4, 0, 0, (SCM stil, SCM angle, SCM x, SCM y),
"Return a stencil @var{stil} rotated @var{angle} degrees around"
- " the relative offset (@var{x}, @var{y}). E.g. an offset of"
+ " the relative offset (@var{x}, @var{y}). E.g., an offset of"
" (-1, 1) will rotate the stencil around the left upper corner.")
{
Stencil *s = unsmob_stencil (stil);