From a10cfe3f32861c13578dc21476b2fe4d2e0af43c Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 21 Nov 2022 12:37:59 -0700
Subject: [PATCH] [algs] Write hb_in_ranges() recursively

---
 src/hb-algs.hh | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/src/hb-algs.hh b/src/hb-algs.hh
index e5e549f35..bcd7ad059 100644
--- a/src/hb-algs.hh
+++ b/src/hb-algs.hh
@@ -838,19 +838,14 @@ hb_in_range (T u, T lo, T hi)
   return (T)(u - lo) <= (T)(hi - lo);
 }
 template <typename T> static inline bool
-hb_in_ranges (T u, T lo1, T hi1, T lo2, T hi2)
+hb_in_ranges (T u, T lo1, T hi1)
 {
-  return hb_in_range (u, lo1, hi1) || hb_in_range (u, lo2, hi2);
+  return hb_in_range (u, lo1, hi1);
 }
-template <typename T> static inline bool
-hb_in_ranges (T u, T lo1, T hi1, T lo2, T hi2, T lo3, T hi3)
+template <typename T, typename ...Ts> static inline bool
+hb_in_ranges (T u, T lo1, T hi1, Ts... ds)
 {
-  return hb_in_range (u, lo1, hi1) || hb_in_range (u, lo2, hi2) || hb_in_range (u, lo3, hi3);
-}
-template <typename T> static inline bool
-hb_in_ranges (T u, T lo1, T hi1, T lo2, T hi2, T lo3, T hi3, T lo4, T hi4)
-{
-  return hb_in_range (u, lo1, hi1) || hb_in_range (u, lo2, hi2) || hb_in_range (u, lo3, hi3) || hb_in_range (u, lo4, hi4);
+  return hb_in_range (u, lo1, hi1) || hb_in_ranges (u, ds...);
 }