diff --git a/src/hb-buffer-deserialize-json.hh b/src/hb-buffer-deserialize-json.hh
index 1f9e2e91d..285d898eb 100644
--- a/src/hb-buffer-deserialize-json.hh
+++ b/src/hb-buffer-deserialize-json.hh
@@ -34,30 +34,33 @@
 
 #line 36 "hb-buffer-deserialize-json.hh"
 static const unsigned char _deserialize_json_trans_keys[] = {
-	0u, 0u, 9u, 123u, 9u, 34u, 97u, 103u, 120u, 121u, 34u, 34u, 9u, 58u, 9u, 57u, 
-	48u, 57u, 9u, 125u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 48u, 57u, 
-	9u, 125u, 9u, 125u, 108u, 108u, 34u, 34u, 9u, 58u, 9u, 57u, 9u, 125u, 9u, 125u, 
-	120u, 121u, 34u, 34u, 9u, 58u, 9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 34u, 34u, 
-	9u, 58u, 9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 
-	65u, 122u, 34u, 122u, 9u, 125u, 9u, 125u, 9u, 93u, 9u, 123u, 0u, 0u, 0
+	0u, 0u, 9u, 123u, 9u, 93u, 9u, 44u, 9u, 57u, 9u, 93u, 9u, 34u, 97u, 103u, 
+	120u, 121u, 34u, 34u, 9u, 58u, 9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 9u, 123u, 
+	9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 108u, 108u, 
+	34u, 34u, 9u, 58u, 9u, 57u, 9u, 125u, 9u, 125u, 120u, 121u, 34u, 34u, 9u, 58u, 
+	9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 48u, 57u, 
+	9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 65u, 122u, 34u, 122u, 9u, 125u, 
+	9u, 125u, 9u, 57u, 0u, 0u, 9u, 93u, 9u, 123u, 0
 };
 
 static const char _deserialize_json_key_spans[] = {
-	0, 115, 26, 7, 2, 1, 50, 49, 
-	10, 117, 117, 117, 1, 50, 49, 10, 
-	117, 117, 1, 1, 50, 49, 117, 117, 
-	2, 1, 50, 49, 10, 117, 117, 1, 
-	50, 49, 10, 117, 117, 1, 50, 49, 
-	58, 89, 117, 117, 85, 115, 0
+	0, 115, 85, 36, 49, 85, 26, 7, 
+	2, 1, 50, 49, 10, 117, 117, 115, 
+	117, 1, 50, 49, 10, 117, 117, 1, 
+	1, 50, 49, 117, 117, 2, 1, 50, 
+	49, 10, 117, 117, 1, 50, 49, 10, 
+	117, 117, 1, 50, 49, 58, 89, 117, 
+	117, 49, 0, 85, 115
 };
 
 static const short _deserialize_json_index_offsets[] = {
-	0, 0, 116, 143, 151, 154, 156, 207, 
-	257, 268, 386, 504, 622, 624, 675, 725, 
-	736, 854, 972, 974, 976, 1027, 1077, 1195, 
-	1313, 1316, 1318, 1369, 1419, 1430, 1548, 1666, 
-	1668, 1719, 1769, 1780, 1898, 2016, 2018, 2069, 
-	2119, 2178, 2268, 2386, 2504, 2590, 2706
+	0, 0, 116, 202, 239, 289, 375, 402, 
+	410, 413, 415, 466, 516, 527, 645, 763, 
+	879, 997, 999, 1050, 1100, 1111, 1229, 1347, 
+	1349, 1351, 1402, 1452, 1570, 1688, 1691, 1693, 
+	1744, 1794, 1805, 1923, 2041, 2043, 2094, 2144, 
+	2155, 2273, 2391, 2393, 2444, 2494, 2553, 2643, 
+	2761, 2879, 2929, 2930, 3016
 };
 
 static const char _deserialize_json_indicies[] = {
@@ -66,98 +69,89 @@ static const char _deserialize_json_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	0, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 2, 1, 3, 3, 3, 
+	2, 3, 3, 3, 3, 3, 3, 3, 
 	3, 3, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 3, 1, 4, 1, 
-	5, 1, 6, 7, 1, 1, 8, 1, 
-	9, 10, 1, 11, 1, 11, 11, 11, 
-	11, 11, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 11, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 12, 1, 
-	12, 12, 12, 12, 12, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 12, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 13, 1, 1, 14, 
-	15, 15, 15, 15, 15, 15, 15, 15, 
-	15, 1, 16, 17, 17, 17, 17, 17, 
-	17, 17, 17, 17, 1, 18, 18, 18, 
-	18, 18, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 18, 1, 1, 1, 
+	1, 1, 1, 4, 1, 5, 5, 5, 
+	5, 5, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	19, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 5, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	6, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 7, 1, 8, 8, 8, 8, 8, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 8, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 9, 1, 
+	9, 9, 9, 9, 9, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 20, 1, 21, 21, 21, 21, 21, 
+	1, 1, 1, 1, 1, 1, 1, 9, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 2, 
+	3, 3, 3, 3, 3, 3, 3, 3, 
+	3, 1, 5, 5, 5, 5, 5, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 21, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 3, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 5, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 6, 1, 1, 
+	1, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 7, 1, 
+	11, 11, 11, 11, 11, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 11, 
+	1, 12, 1, 13, 1, 14, 15, 1, 
+	1, 16, 1, 17, 18, 1, 19, 1, 
+	19, 19, 19, 19, 19, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 19, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 22, 
-	1, 18, 18, 18, 18, 18, 1, 1, 
+	1, 20, 1, 20, 20, 20, 20, 20, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	18, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 19, 1, 1, 1, 
-	17, 17, 17, 17, 17, 17, 17, 17, 
-	17, 17, 1, 1, 1, 1, 1, 1, 
+	1, 1, 20, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 21, 
+	1, 1, 22, 23, 23, 23, 23, 23, 
+	23, 23, 23, 23, 1, 24, 25, 25, 
+	25, 25, 25, 25, 25, 25, 25, 1, 
+	26, 26, 26, 26, 26, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 26, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 27, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 20, 1, 23, 
-	1, 23, 23, 23, 23, 23, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	23, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 24, 1, 24, 24, 24, 24, 
-	24, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 28, 1, 29, 29, 
+	29, 29, 29, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 24, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 29, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	25, 1, 1, 26, 27, 27, 27, 27, 
-	27, 27, 27, 27, 27, 1, 28, 29, 
-	29, 29, 29, 29, 29, 29, 29, 29, 
-	1, 30, 30, 30, 30, 30, 1, 1, 
+	1, 11, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	30, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 31, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -165,15 +159,13 @@ static const char _deserialize_json_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 30, 1, 31, 31, 31, 31, 
+	31, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 31, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 32, 1, 30, 
-	30, 30, 30, 30, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 30, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 31, 1, 1, 1, 29, 29, 
-	29, 29, 29, 29, 29, 29, 29, 29, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -181,43 +173,41 @@ static const char _deserialize_json_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 4, 1, 
+	26, 26, 26, 26, 26, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 32, 1, 33, 1, 34, 
-	1, 34, 34, 34, 34, 34, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 26, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 27, 1, 1, 1, 25, 
+	25, 25, 25, 25, 25, 25, 25, 25, 
+	25, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	34, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 35, 1, 35, 35, 35, 35, 
-	35, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 35, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 36, 37, 37, 37, 37, 
-	37, 37, 37, 37, 37, 1, 38, 38, 
-	38, 38, 38, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 38, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 39, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 28, 1, 32, 1, 
+	32, 32, 32, 32, 32, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 32, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 33, 1, 33, 33, 33, 33, 33, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 33, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 34, 
+	1, 1, 35, 36, 36, 36, 36, 36, 
+	36, 36, 36, 36, 1, 37, 38, 38, 
+	38, 38, 38, 38, 38, 38, 38, 1, 
+	39, 39, 39, 39, 39, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 40, 1, 38, 38, 38, 38, 
-	38, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 38, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 39, 
-	1, 1, 1, 41, 41, 41, 41, 41, 
-	41, 41, 41, 41, 41, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 40, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -225,147 +215,130 @@ static const char _deserialize_json_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	40, 1, 42, 43, 1, 44, 1, 44, 
-	44, 44, 44, 44, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 44, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 41, 1, 39, 39, 
+	39, 39, 39, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 39, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	45, 1, 45, 45, 45, 45, 45, 1, 
+	1, 40, 1, 1, 1, 38, 38, 38, 
+	38, 38, 38, 38, 38, 38, 38, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 45, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 46, 1, 
-	1, 47, 48, 48, 48, 48, 48, 48, 
-	48, 48, 48, 1, 49, 50, 50, 50, 
-	50, 50, 50, 50, 50, 50, 1, 51, 
-	51, 51, 51, 51, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 51, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 52, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 41, 1, 42, 1, 43, 1, 
+	43, 43, 43, 43, 43, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 43, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 44, 1, 44, 44, 44, 44, 44, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 53, 1, 51, 51, 51, 
-	51, 51, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 51, 1, 1, 1, 
+	1, 1, 44, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	52, 1, 1, 1, 50, 50, 50, 50, 
-	50, 50, 50, 50, 50, 50, 1, 1, 
+	1, 1, 45, 46, 46, 46, 46, 46, 
+	46, 46, 46, 46, 1, 47, 47, 47, 
+	47, 47, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 47, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	48, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 53, 1, 54, 1, 54, 54, 54, 
-	54, 54, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 54, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 55, 1, 
-	55, 55, 55, 55, 55, 1, 1, 1, 
+	1, 49, 1, 47, 47, 47, 47, 47, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 55, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 56, 1, 1, 57, 
-	58, 58, 58, 58, 58, 58, 58, 58, 
-	58, 1, 59, 60, 60, 60, 60, 60, 
-	60, 60, 60, 60, 1, 61, 61, 61, 
-	61, 61, 1, 1, 1, 1, 1, 1, 
+	1, 1, 47, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 48, 1, 
+	1, 1, 50, 50, 50, 50, 50, 50, 
+	50, 50, 50, 50, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 61, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	62, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 49, 
+	1, 51, 52, 1, 53, 1, 53, 53, 
+	53, 53, 53, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 53, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 54, 
+	1, 54, 54, 54, 54, 54, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 63, 1, 61, 61, 61, 61, 61, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	54, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 55, 1, 1, 
+	56, 57, 57, 57, 57, 57, 57, 57, 
+	57, 57, 1, 58, 59, 59, 59, 59, 
+	59, 59, 59, 59, 59, 1, 60, 60, 
+	60, 60, 60, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 61, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 62, 1, 
-	1, 1, 60, 60, 60, 60, 60, 60, 
-	60, 60, 60, 60, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 60, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 61, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 63, 
-	1, 64, 1, 64, 64, 64, 64, 64, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 64, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 62, 1, 60, 60, 60, 60, 
+	60, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 65, 1, 65, 65, 
-	65, 65, 65, 1, 1, 1, 1, 1, 
+	1, 1, 1, 60, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 61, 
+	1, 1, 1, 59, 59, 59, 59, 59, 
+	59, 59, 59, 59, 59, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 65, 1, 66, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 67, 68, 68, 
-	68, 68, 68, 68, 68, 68, 68, 1, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 1, 1, 1, 1, 1, 1, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 69, 69, 69, 69, 69, 69, 
-	69, 69, 1, 70, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 71, 71, 
-	1, 71, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 1, 1, 1, 1, 1, 
-	1, 1, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 1, 1, 1, 1, 
-	71, 1, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 71, 71, 71, 71, 
-	71, 71, 71, 71, 1, 72, 72, 72, 
-	72, 72, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 72, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	73, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	62, 1, 63, 1, 63, 63, 63, 63, 
+	63, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 63, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 64, 1, 64, 
+	64, 64, 64, 64, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 64, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 74, 1, 72, 72, 72, 72, 72, 
+	1, 1, 1, 65, 1, 1, 66, 67, 
+	67, 67, 67, 67, 67, 67, 67, 67, 
+	1, 68, 69, 69, 69, 69, 69, 69, 
+	69, 69, 69, 1, 70, 70, 70, 70, 
+	70, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 70, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 71, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 72, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 73, 1, 
-	1, 1, 75, 75, 75, 75, 75, 75, 
-	75, 75, 75, 75, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -373,73 +346,158 @@ static const char _deserialize_json_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 74, 
-	1, 76, 76, 76, 76, 76, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	76, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 77, 1, 1, 1, 
+	72, 1, 70, 70, 70, 70, 70, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 70, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 71, 1, 1, 
+	1, 69, 69, 69, 69, 69, 69, 69, 
+	69, 69, 69, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 78, 1, 0, 
-	0, 0, 0, 0, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 0, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 72, 1, 
+	73, 1, 73, 73, 73, 73, 73, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 73, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 74, 1, 74, 74, 74, 
+	74, 74, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 74, 1, 75, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 76, 77, 77, 77, 
+	77, 77, 77, 77, 77, 77, 1, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 1, 1, 1, 1, 1, 1, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 78, 78, 78, 78, 78, 78, 78, 
+	78, 1, 79, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 80, 80, 1, 
+	80, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 1, 1, 1, 1, 1, 1, 
+	1, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 1, 1, 1, 1, 80, 
+	1, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 80, 80, 80, 80, 80, 
+	80, 80, 80, 1, 81, 81, 81, 81, 
+	81, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 81, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 82, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 2, 1, 1, 0
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	83, 1, 81, 81, 81, 81, 81, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 81, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 82, 1, 1, 
+	1, 84, 84, 84, 84, 84, 84, 84, 
+	84, 84, 84, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 83, 1, 
+	9, 9, 9, 9, 9, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 9, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 2, 
+	3, 3, 3, 3, 3, 3, 3, 3, 
+	3, 1, 1, 85, 85, 85, 85, 85, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 85, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 86, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 87, 
+	1, 31, 31, 31, 31, 31, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	31, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 4, 1, 0
 };
 
 static const char _deserialize_json_trans_targs[] = {
-	1, 0, 2, 2, 3, 4, 18, 24, 
-	37, 5, 12, 6, 7, 8, 9, 11, 
-	9, 11, 10, 2, 44, 10, 44, 13, 
-	14, 15, 16, 17, 16, 17, 10, 2, 
-	44, 19, 20, 21, 22, 23, 10, 2, 
-	44, 23, 25, 31, 26, 27, 28, 29, 
-	30, 29, 30, 10, 2, 44, 32, 33, 
-	34, 35, 36, 35, 36, 10, 2, 44, 
-	38, 39, 40, 42, 43, 41, 10, 41, 
-	10, 2, 44, 43, 44, 45, 46
+	1, 0, 2, 5, 6, 3, 49, 50, 
+	3, 4, 5, 6, 7, 8, 23, 29, 
+	42, 9, 17, 10, 11, 12, 13, 16, 
+	13, 16, 14, 6, 51, 14, 51, 15, 
+	18, 19, 20, 21, 22, 21, 22, 14, 
+	6, 51, 24, 25, 26, 27, 28, 14, 
+	6, 51, 28, 30, 36, 31, 32, 33, 
+	34, 35, 34, 35, 14, 6, 51, 37, 
+	38, 39, 40, 41, 40, 41, 14, 6, 
+	51, 43, 44, 45, 47, 48, 46, 14, 
+	46, 14, 6, 51, 48, 51, 52, 50
 };
 
 static const char _deserialize_json_trans_actions[] = {
-	0, 0, 1, 0, 0, 0, 0, 0, 
-	0, 0, 0, 0, 0, 2, 2, 2, 
-	0, 0, 3, 3, 4, 0, 5, 0, 
-	0, 2, 2, 2, 0, 0, 6, 6, 
-	7, 0, 0, 0, 2, 2, 8, 8, 
-	9, 0, 0, 0, 0, 0, 2, 2, 
-	2, 0, 0, 10, 10, 11, 0, 0, 
-	2, 2, 2, 0, 0, 12, 12, 13, 
-	0, 0, 0, 2, 2, 2, 14, 0, 
-	15, 15, 16, 0, 0, 0, 0
+	0, 0, 1, 1, 2, 3, 3, 3, 
+	0, 0, 0, 0, 0, 0, 0, 0, 
+	0, 0, 0, 0, 0, 4, 4, 4, 
+	0, 0, 5, 5, 6, 0, 7, 0, 
+	0, 0, 4, 4, 4, 0, 0, 8, 
+	8, 9, 0, 0, 0, 4, 4, 10, 
+	10, 11, 0, 0, 0, 0, 0, 4, 
+	4, 4, 0, 0, 12, 12, 13, 0, 
+	0, 4, 4, 4, 0, 0, 14, 14, 
+	15, 0, 0, 0, 4, 4, 4, 16, 
+	0, 17, 17, 3, 0, 0, 0, 0
 };
 
 static const int deserialize_json_start = 1;
-static const int deserialize_json_first_final = 44;
+static const int deserialize_json_first_final = 49;
 static const int deserialize_json_error = 0;
 
 static const int deserialize_json_en_main = 1;
 
 
-#line 97 "hb-buffer-deserialize-json.rl"
+#line 101 "hb-buffer-deserialize-json.rl"
 
 
 static hb_bool_t
-_hb_buffer_deserialize_glyphs_json (hb_buffer_t *buffer,
+_hb_buffer_deserialize_json (hb_buffer_t *buffer,
 				    const char *buf,
 				    unsigned int buf_len,
 				    const char **end_ptr,
@@ -462,12 +520,12 @@ _hb_buffer_deserialize_glyphs_json (hb_buffer_t *buffer,
   hb_glyph_info_t info = {0};
   hb_glyph_position_t pos = {0};
   
-#line 466 "hb-buffer-deserialize-json.hh"
+#line 524 "hb-buffer-deserialize-json.hh"
 	{
 	cs = deserialize_json_start;
 	}
 
-#line 471 "hb-buffer-deserialize-json.hh"
+#line 529 "hb-buffer-deserialize-json.hh"
 	{
 	int _slen;
 	int _trans;
@@ -492,101 +550,14 @@ _resume:
 		goto _again;
 
 	switch ( _deserialize_json_trans_actions[_trans] ) {
-	case 1:
+	case 2:
 #line 38 "hb-buffer-deserialize-json.rl"
 	{
 	memset (&info, 0, sizeof (info));
 	memset (&pos , 0, sizeof (pos ));
 }
 	break;
-	case 5:
-#line 43 "hb-buffer-deserialize-json.rl"
-	{
-	buffer->add_info (info);
-	if (unlikely (!buffer->successful))
-	  return false;
-	buffer->pos[buffer->len - 1] = pos;
-	*end_ptr = p;
-}
-	break;
-	case 2:
-#line 51 "hb-buffer-deserialize-json.rl"
-	{
-	tok = p;
-}
-	break;
-	case 14:
-#line 55 "hb-buffer-deserialize-json.rl"
-	{
-	if (!hb_font_glyph_from_string (font,
-					tok, p - tok,
-					&info.codepoint))
-	  return false;
-}
-	break;
-	case 15:
-#line 62 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
-	break;
-	case 8:
-#line 63 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
-	break;
-	case 10:
-#line 64 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
-	break;
-	case 12:
-#line 65 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
-	break;
-	case 3:
-#line 66 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
-	break;
-	case 6:
-#line 67 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
-	break;
-	case 16:
-#line 62 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
-#line 43 "hb-buffer-deserialize-json.rl"
-	{
-	buffer->add_info (info);
-	if (unlikely (!buffer->successful))
-	  return false;
-	buffer->pos[buffer->len - 1] = pos;
-	*end_ptr = p;
-}
-	break;
-	case 9:
-#line 63 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
-#line 43 "hb-buffer-deserialize-json.rl"
-	{
-	buffer->add_info (info);
-	if (unlikely (!buffer->successful))
-	  return false;
-	buffer->pos[buffer->len - 1] = pos;
-	*end_ptr = p;
-}
-	break;
-	case 11:
-#line 64 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
-#line 43 "hb-buffer-deserialize-json.rl"
-	{
-	buffer->add_info (info);
-	if (unlikely (!buffer->successful))
-	  return false;
-	buffer->pos[buffer->len - 1] = pos;
-	*end_ptr = p;
-}
-	break;
-	case 13:
-#line 65 "hb-buffer-deserialize-json.rl"
-	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
+	case 7:
 #line 43 "hb-buffer-deserialize-json.rl"
 	{
 	buffer->add_info (info);
@@ -597,6 +568,104 @@ _resume:
 }
 	break;
 	case 4:
+#line 51 "hb-buffer-deserialize-json.rl"
+	{
+	tok = p;
+}
+	break;
+	case 16:
+#line 55 "hb-buffer-deserialize-json.rl"
+	{
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+	break;
+	case 17:
+#line 62 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
+	break;
+	case 10:
+#line 63 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
+	break;
+	case 12:
+#line 64 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
+	break;
+	case 14:
+#line 65 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
+	break;
+	case 5:
+#line 66 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
+	break;
+	case 8:
+#line 67 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
+	break;
+	case 1:
+#line 38 "hb-buffer-deserialize-json.rl"
+	{
+	memset (&info, 0, sizeof (info));
+	memset (&pos , 0, sizeof (pos ));
+}
+#line 51 "hb-buffer-deserialize-json.rl"
+	{
+	tok = p;
+}
+	break;
+	case 3:
+#line 62 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
+#line 43 "hb-buffer-deserialize-json.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 11:
+#line 63 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
+#line 43 "hb-buffer-deserialize-json.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 13:
+#line 64 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
+#line 43 "hb-buffer-deserialize-json.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 15:
+#line 65 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
+#line 43 "hb-buffer-deserialize-json.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 6:
 #line 66 "hb-buffer-deserialize-json.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 #line 43 "hb-buffer-deserialize-json.rl"
@@ -608,7 +677,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 7:
+	case 9:
 #line 67 "hb-buffer-deserialize-json.rl"
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 #line 43 "hb-buffer-deserialize-json.rl"
@@ -620,7 +689,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-#line 624 "hb-buffer-deserialize-json.hh"
+#line 693 "hb-buffer-deserialize-json.hh"
 	}
 
 _again:
@@ -632,7 +701,7 @@ _again:
 	_out: {}
 	}
 
-#line 125 "hb-buffer-deserialize-json.rl"
+#line 129 "hb-buffer-deserialize-json.rl"
 
 
   *end_ptr = p;
diff --git a/src/hb-buffer-deserialize-json.rl b/src/hb-buffer-deserialize-json.rl
index f3abb027b..caaa15449 100644
--- a/src/hb-buffer-deserialize-json.rl
+++ b/src/hb-buffer-deserialize-json.rl
@@ -92,12 +92,16 @@ item	=
 	@add_item
 	;
 
-main := space* item (comma item)* space* (','|']')?;
+json_glyphs = space* item (comma item)* space* (','|']')?;
+unicode_item = (glyph_number >clear_item %add_item);
+json_unicode = space* unicode_item (comma unicode_item)* (','|']');
+
+main := json_glyphs | json_unicode;
 
 }%%
 
 static hb_bool_t
-_hb_buffer_deserialize_glyphs_json (hb_buffer_t *buffer,
+_hb_buffer_deserialize_json (hb_buffer_t *buffer,
 				    const char *buf,
 				    unsigned int buf_len,
 				    const char **end_ptr,
diff --git a/src/hb-buffer-deserialize-text.hh b/src/hb-buffer-deserialize-text.hh
index 67f0a1252..70de5be6e 100644
--- a/src/hb-buffer-deserialize-text.hh
+++ b/src/hb-buffer-deserialize-text.hh
@@ -34,24 +34,27 @@
 
 #line 36 "hb-buffer-deserialize-text.hh"
 static const unsigned char _deserialize_text_trans_keys[] = {
-	0u, 0u, 9u, 122u, 45u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 48u, 57u, 45u, 57u, 
-	48u, 57u, 44u, 44u, 45u, 57u, 48u, 57u, 44u, 57u, 9u, 124u, 9u, 124u, 0u, 0u, 
-	9u, 122u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 
-	9u, 124u, 9u, 124u, 9u, 124u, 0
+	0u, 0u, 9u, 91u, 85u, 85u, 43u, 43u, 48u, 102u, 9u, 85u, 48u, 122u, 9u, 122u, 
+	45u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 44u, 44u, 
+	45u, 57u, 48u, 57u, 44u, 57u, 9u, 124u, 9u, 124u, 0u, 0u, 9u, 85u, 9u, 124u, 
+	9u, 124u, 9u, 122u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 
+	9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 0
 };
 
 static const char _deserialize_text_key_spans[] = {
-	0, 114, 13, 10, 13, 10, 10, 13, 
-	10, 1, 13, 10, 14, 116, 116, 0, 
-	114, 116, 116, 116, 116, 116, 116, 116, 
-	116, 116, 116
+	0, 83, 1, 1, 55, 77, 75, 114, 
+	13, 10, 13, 10, 10, 13, 10, 1, 
+	13, 10, 14, 116, 116, 0, 77, 116, 
+	116, 114, 116, 116, 116, 116, 116, 116, 
+	116, 116, 116, 116
 };
 
 static const short _deserialize_text_index_offsets[] = {
-	0, 0, 115, 129, 140, 154, 165, 176, 
-	190, 201, 203, 217, 228, 243, 360, 477, 
-	478, 593, 710, 827, 944, 1061, 1178, 1295, 
-	1412, 1529, 1646
+	0, 0, 84, 86, 88, 144, 222, 298, 
+	413, 427, 438, 452, 463, 474, 488, 499, 
+	501, 515, 526, 541, 658, 775, 776, 854, 
+	971, 1088, 1203, 1320, 1437, 1554, 1671, 1788, 
+	1905, 2022, 2139, 2256
 };
 
 static const char _deserialize_text_indicies[] = {
@@ -60,263 +63,344 @@ static const char _deserialize_text_indicies[] = {
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	0, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	2, 3, 3, 3, 3, 3, 3, 3, 
-	3, 3, 1, 1, 1, 1, 1, 1, 
-	1, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 1, 1, 1, 1, 1, 
-	1, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 1, 5, 1, 1, 6, 
-	7, 7, 7, 7, 7, 7, 7, 7, 
-	7, 1, 8, 9, 9, 9, 9, 9, 
-	9, 9, 9, 9, 1, 10, 1, 1, 
-	11, 12, 12, 12, 12, 12, 12, 12, 
-	12, 12, 1, 13, 14, 14, 14, 14, 
-	14, 14, 14, 14, 14, 1, 15, 16, 
-	16, 16, 16, 16, 16, 16, 16, 16, 
-	1, 17, 1, 1, 18, 19, 19, 19, 
-	19, 19, 19, 19, 19, 19, 1, 20, 
-	21, 21, 21, 21, 21, 21, 21, 21, 
-	21, 1, 22, 1, 23, 1, 1, 24, 
-	25, 25, 25, 25, 25, 25, 25, 25, 
-	25, 1, 26, 27, 27, 27, 27, 27, 
-	27, 27, 27, 27, 1, 22, 1, 1, 
-	1, 21, 21, 21, 21, 21, 21, 21, 
-	21, 21, 21, 1, 28, 28, 28, 28, 
-	28, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 28, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 29, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	30, 1, 1, 31, 1, 1, 1, 1, 
+	1, 1, 1, 1, 2, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	32, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 3, 1, 4, 1, 5, 
+	1, 6, 6, 6, 6, 6, 6, 6, 
+	6, 6, 6, 1, 1, 1, 1, 1, 
+	1, 1, 6, 6, 6, 6, 6, 6, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 33, 
-	1, 34, 34, 34, 34, 34, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 6, 6, 6, 6, 6, 6, 
+	1, 7, 7, 7, 7, 7, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	34, 1, 1, 1, 1, 1, 1, 1, 
+	7, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 4, 1, 8, 
+	9, 9, 9, 9, 9, 9, 9, 9, 
+	9, 1, 1, 1, 1, 1, 1, 1, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 1, 1, 1, 1, 1, 1, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 1, 11, 11, 11, 11, 11, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 11, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 8, 9, 9, 9, 9, 9, 
+	9, 9, 9, 9, 1, 1, 1, 1, 
+	1, 1, 1, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 1, 1, 1, 
+	1, 1, 1, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 1, 12, 1, 
+	1, 13, 14, 14, 14, 14, 14, 14, 
+	14, 14, 14, 1, 15, 16, 16, 16, 
+	16, 16, 16, 16, 16, 16, 1, 17, 
+	1, 1, 18, 19, 19, 19, 19, 19, 
+	19, 19, 19, 19, 1, 20, 21, 21, 
+	21, 21, 21, 21, 21, 21, 21, 1, 
+	22, 23, 23, 23, 23, 23, 23, 23, 
+	23, 23, 1, 24, 1, 1, 25, 26, 
+	26, 26, 26, 26, 26, 26, 26, 26, 
+	1, 27, 28, 28, 28, 28, 28, 28, 
+	28, 28, 28, 1, 29, 1, 30, 1, 
+	1, 31, 32, 32, 32, 32, 32, 32, 
+	32, 32, 32, 1, 33, 34, 34, 34, 
+	34, 34, 34, 34, 34, 34, 1, 29, 
+	1, 1, 1, 28, 28, 28, 28, 28, 
+	28, 28, 28, 28, 28, 1, 35, 35, 
+	35, 35, 35, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 35, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 36, 36, 36, 
+	36, 36, 36, 36, 36, 36, 36, 1, 
+	1, 1, 1, 37, 1, 1, 36, 36, 
+	36, 36, 36, 36, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 36, 1, 1, 0, 
-	0, 0, 0, 0, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 0, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 2, 3, 
-	3, 3, 3, 3, 3, 3, 3, 3, 
-	1, 1, 1, 1, 1, 1, 1, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 1, 1, 1, 1, 1, 1, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 4, 4, 4, 4, 4, 4, 4, 
-	4, 1, 28, 28, 28, 28, 28, 1, 
+	1, 1, 1, 1, 1, 1, 36, 36, 
+	36, 36, 36, 36, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 28, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 29, 1, 1, 1, 
-	1, 37, 37, 37, 37, 37, 37, 37, 
-	37, 37, 37, 1, 1, 1, 30, 1, 
-	1, 31, 1, 1, 1, 1, 1, 1, 
+	1, 38, 1, 39, 39, 39, 39, 39, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 32, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 33, 1, 38, 
-	38, 38, 38, 38, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 38, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 39, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 40, 1, 1, 1, 1, 
+	40, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 41, 1, 42, 42, 42, 42, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 41, 1, 
+	1, 7, 7, 7, 7, 7, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	7, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 4, 1, 42, 
+	42, 42, 42, 42, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 42, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 43, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 44, 1, 1, 45, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 46, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 47, 1, 48, 48, 48, 48, 
+	48, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 48, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	40, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 49, 
+	1, 11, 11, 11, 11, 11, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	11, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	8, 9, 9, 9, 9, 9, 9, 9, 
+	9, 9, 1, 1, 1, 1, 1, 1, 
+	1, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 1, 1, 1, 1, 1, 
+	1, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 10, 10, 10, 10, 10, 
+	10, 10, 10, 1, 42, 42, 42, 42, 
 	42, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 42, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	43, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 44, 
-	1, 42, 42, 42, 42, 42, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	42, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	14, 14, 14, 14, 14, 14, 14, 14, 
-	14, 14, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 43, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 44, 1, 38, 38, 
-	38, 38, 38, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 38, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 39, 1, 1, 1, 9, 9, 9, 
-	9, 9, 9, 9, 9, 9, 9, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 40, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 41, 1, 45, 45, 45, 45, 45, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 45, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 46, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 47, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 48, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 49, 1, 
+	1, 1, 1, 1, 1, 1, 43, 1, 
+	1, 1, 1, 50, 50, 50, 50, 50, 
 	50, 50, 50, 50, 50, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 50, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 51, 1, 1, 1, 1, 1, 
+	44, 1, 1, 45, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	46, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 47, 
+	1, 51, 51, 51, 51, 51, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	51, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 52, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 53, 1, 50, 50, 50, 
-	50, 50, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 50, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 53, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 54, 1, 55, 55, 
+	55, 55, 55, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 55, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 56, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 57, 1, 55, 55, 55, 55, 55, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 55, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 21, 21, 21, 21, 21, 21, 
+	21, 21, 21, 21, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 56, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 57, 1, 
+	51, 51, 51, 51, 51, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 51, 
-	1, 1, 1, 1, 27, 27, 27, 27, 
-	27, 27, 27, 27, 27, 27, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 52, 1, 1, 1, 16, 
+	16, 16, 16, 16, 16, 16, 16, 16, 
+	16, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 53, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 54, 1, 58, 58, 58, 
+	58, 58, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 58, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 59, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 60, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 61, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	62, 1, 63, 63, 63, 63, 63, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 63, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 64, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 52, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 65, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	53, 1, 45, 45, 45, 45, 45, 1, 
+	1, 1, 1, 1, 1, 66, 1, 63, 
+	63, 63, 63, 63, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 63, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 45, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 46, 1, 1, 1, 
-	1, 54, 54, 54, 54, 54, 54, 54, 
-	54, 54, 54, 1, 1, 1, 1, 1, 
-	1, 47, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 48, 1, 
+	1, 64, 1, 1, 1, 1, 34, 34, 
+	34, 34, 34, 34, 34, 34, 34, 34, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 49, 1, 28, 
-	28, 28, 28, 28, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 28, 1, 
+	1, 1, 1, 65, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 29, 1, 55, 55, 1, 55, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	1, 1, 1, 30, 1, 1, 31, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 1, 1, 32, 1, 55, 1, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 55, 55, 55, 55, 55, 55, 55, 
-	55, 1, 33, 1, 0
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 66, 1, 58, 58, 58, 58, 
+	58, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 58, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 59, 1, 
+	1, 1, 1, 67, 67, 67, 67, 67, 
+	67, 67, 67, 67, 67, 1, 1, 1, 
+	1, 1, 1, 60, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	61, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 62, 
+	1, 42, 42, 42, 42, 42, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	42, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 43, 1, 68, 68, 1, 
+	68, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 1, 1, 1, 44, 1, 1, 
+	45, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 1, 1, 46, 1, 68, 
+	1, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 68, 68, 68, 68, 68, 
+	68, 68, 68, 1, 47, 1, 0
 };
 
 static const char _deserialize_text_trans_targs[] = {
-	1, 0, 13, 17, 26, 3, 18, 21, 
-	18, 21, 5, 19, 20, 19, 20, 22, 
-	25, 8, 9, 12, 9, 12, 10, 11, 
-	23, 24, 23, 24, 14, 2, 6, 7, 
-	15, 16, 14, 15, 16, 17, 14, 4, 
-	15, 16, 14, 15, 16, 14, 2, 7, 
-	15, 16, 14, 2, 15, 16, 25, 26
+	1, 0, 2, 6, 3, 4, 19, 5, 
+	23, 26, 35, 7, 9, 27, 30, 27, 
+	30, 11, 28, 29, 28, 29, 31, 34, 
+	14, 15, 18, 15, 18, 16, 17, 32, 
+	33, 32, 33, 20, 19, 21, 22, 20, 
+	21, 22, 24, 8, 12, 13, 21, 25, 
+	24, 25, 26, 24, 10, 21, 25, 24, 
+	21, 25, 24, 8, 13, 21, 25, 24, 
+	8, 21, 25, 34, 35
 };
 
 static const char _deserialize_text_trans_actions[] = {
-	0, 0, 1, 1, 1, 2, 2, 2, 
-	0, 0, 2, 2, 2, 0, 0, 2, 
-	2, 2, 2, 2, 0, 0, 3, 2, 
-	2, 2, 0, 0, 4, 5, 5, 5, 
-	4, 4, 0, 0, 0, 0, 6, 7, 
-	6, 6, 8, 8, 8, 9, 10, 10, 
-	9, 9, 11, 12, 11, 11, 0, 0
+	0, 0, 0, 0, 0, 0, 1, 0, 
+	1, 1, 1, 0, 2, 2, 2, 0, 
+	0, 2, 2, 2, 0, 0, 2, 2, 
+	2, 2, 2, 0, 0, 3, 2, 2, 
+	2, 0, 0, 4, 0, 4, 4, 0, 
+	0, 0, 5, 6, 6, 6, 5, 5, 
+	0, 0, 0, 7, 8, 7, 7, 9, 
+	9, 9, 10, 11, 11, 10, 10, 12, 
+	13, 12, 12, 0, 0
 };
 
 static const char _deserialize_text_eof_actions[] = {
 	0, 0, 0, 0, 0, 0, 0, 0, 
-	0, 0, 0, 0, 0, 4, 0, 0, 
-	0, 4, 6, 8, 8, 6, 9, 11, 
-	11, 9, 4
+	0, 0, 0, 0, 0, 0, 0, 0, 
+	0, 0, 0, 4, 0, 0, 0, 5, 
+	0, 0, 5, 7, 9, 9, 7, 10, 
+	12, 12, 10, 5
 };
 
 static const int deserialize_text_start = 1;
-static const int deserialize_text_first_final = 13;
+static const int deserialize_text_first_final = 19;
 static const int deserialize_text_error = 0;
 
 static const int deserialize_text_en_main = 1;
 
 
-#line 91 "hb-buffer-deserialize-text.rl"
+#line 100 "hb-buffer-deserialize-text.rl"
 
 
 static hb_bool_t
-_hb_buffer_deserialize_glyphs_text (hb_buffer_t *buffer,
+_hb_buffer_deserialize_text (hb_buffer_t *buffer,
 				    const char *buf,
 				    unsigned int buf_len,
 				    const char **end_ptr,
@@ -329,22 +413,18 @@ _hb_buffer_deserialize_glyphs_text (hb_buffer_t *buffer,
 
   while (p < pe && ISSPACE (*p))
     p++;
-  if (p < pe && *p == (buffer->len ? '|' : '['))
-  {
-    *end_ptr = ++p;
-  }
 
   const char *eof = pe, *tok = nullptr;
   int cs;
   hb_glyph_info_t info = {0};
   hb_glyph_position_t pos = {0};
   
-#line 343 "hb-buffer-deserialize-text.hh"
+#line 423 "hb-buffer-deserialize-text.hh"
 	{
 	cs = deserialize_text_start;
 	}
 
-#line 348 "hb-buffer-deserialize-text.hh"
+#line 428 "hb-buffer-deserialize-text.hh"
 	{
 	int _slen;
 	int _trans;
@@ -375,7 +455,7 @@ _resume:
 	tok = p;
 }
 	break;
-	case 5:
+	case 6:
 #line 55 "hb-buffer-deserialize-text.rl"
 	{
 	if (!hb_font_glyph_from_string (font,
@@ -384,20 +464,20 @@ _resume:
 	  return false;
 }
 	break;
-	case 10:
-#line 62 "hb-buffer-deserialize-text.rl"
+	case 11:
+#line 64 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
 	break;
 	case 3:
-#line 63 "hb-buffer-deserialize-text.rl"
+#line 65 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
 	break;
-	case 12:
-#line 64 "hb-buffer-deserialize-text.rl"
+	case 13:
+#line 66 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 	break;
-	case 7:
-#line 65 "hb-buffer-deserialize-text.rl"
+	case 8:
+#line 67 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 	break;
 	case 1:
@@ -411,7 +491,7 @@ _resume:
 	tok = p;
 }
 	break;
-	case 4:
+	case 5:
 #line 55 "hb-buffer-deserialize-text.rl"
 	{
 	if (!hb_font_glyph_from_string (font,
@@ -428,8 +508,20 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 9:
+	case 4:
 #line 62 "hb-buffer-deserialize-text.rl"
+	{if (!parse_hex (tok, p, &info.codepoint )) return false; }
+#line 43 "hb-buffer-deserialize-text.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 10:
+#line 64 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -440,8 +532,8 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 11:
-#line 64 "hb-buffer-deserialize-text.rl"
+	case 12:
+#line 66 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -452,8 +544,8 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 6:
-#line 65 "hb-buffer-deserialize-text.rl"
+	case 7:
+#line 67 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -464,8 +556,8 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 8:
-#line 66 "hb-buffer-deserialize-text.rl"
+	case 9:
+#line 68 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -476,7 +568,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-#line 480 "hb-buffer-deserialize-text.hh"
+#line 572 "hb-buffer-deserialize-text.hh"
 	}
 
 _again:
@@ -488,7 +580,7 @@ _again:
 	if ( p == eof )
 	{
 	switch ( _deserialize_text_eof_actions[cs] ) {
-	case 4:
+	case 5:
 #line 55 "hb-buffer-deserialize-text.rl"
 	{
 	if (!hb_font_glyph_from_string (font,
@@ -505,8 +597,20 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 9:
+	case 4:
 #line 62 "hb-buffer-deserialize-text.rl"
+	{if (!parse_hex (tok, p, &info.codepoint )) return false; }
+#line 43 "hb-buffer-deserialize-text.rl"
+	{
+	buffer->add_info (info);
+	if (unlikely (!buffer->successful))
+	  return false;
+	buffer->pos[buffer->len - 1] = pos;
+	*end_ptr = p;
+}
+	break;
+	case 10:
+#line 64 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -517,8 +621,8 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 11:
-#line 64 "hb-buffer-deserialize-text.rl"
+	case 12:
+#line 66 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -529,8 +633,8 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 6:
-#line 65 "hb-buffer-deserialize-text.rl"
+	case 7:
+#line 67 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -541,8 +645,8 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 8:
-#line 66 "hb-buffer-deserialize-text.rl"
+	case 9:
+#line 68 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
@@ -553,14 +657,14 @@ _again:
 	*end_ptr = p;
 }
 	break;
-#line 557 "hb-buffer-deserialize-text.hh"
+#line 661 "hb-buffer-deserialize-text.hh"
 	}
 	}
 
 	_out: {}
 	}
 
-#line 119 "hb-buffer-deserialize-text.rl"
+#line 124 "hb-buffer-deserialize-text.rl"
 
 
   *end_ptr = p;
diff --git a/src/hb-buffer-deserialize-text.rl b/src/hb-buffer-deserialize-text.rl
index 6268a6c50..3faa852aa 100644
--- a/src/hb-buffer-deserialize-text.rl
+++ b/src/hb-buffer-deserialize-text.rl
@@ -59,13 +59,15 @@ action parse_glyph {
 	  return false;
 }
 
+action parse_hexdigits  {if (!parse_hex (tok, p, &info.codepoint )) return false; }
+
 action parse_cluster   { if (!parse_uint (tok, p, &info.cluster )) return false; }
 action parse_x_offset  { if (!parse_int  (tok, p, &pos.x_offset )) return false; }
 action parse_y_offset  { if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 action parse_x_advance { if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 action parse_y_advance { if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 
-unum	= '0' | [1-9] digit*;
+unum  = '0' | [1-9] digit*;
 num	= '-'? unum;
 
 glyph_id = unum;
@@ -75,6 +77,10 @@ glyph	= (glyph_id | glyph_name) >tok %parse_glyph;
 cluster	= '=' (unum >tok %parse_cluster);
 offsets	= '@' (num >tok %parse_x_offset)   ',' (num >tok %parse_y_offset );
 advances= '+' (num >tok %parse_x_advance) (',' (num >tok %parse_y_advance))?;
+
+codepoint = xdigit+ >tok %parse_hexdigits;
+unicode_id = 'U' '+' codepoint >clear_item %add_item;
+
 item	=
 	(
 		glyph
@@ -86,12 +92,15 @@ item	=
 	%add_item
 	;
 
-main := space* item (space* '|' space* item)* space* ('|'|']')?;
+glyphs = item (space* '|' space* item)* space* ('|'|']')?;
+unicodes = unicode_id (space* '|' space* unicode_id)* space* ('|'|'>')?;
+
+main := space* ( ('[' glyphs) | ('<' unicodes) );
 
 }%%
 
 static hb_bool_t
-_hb_buffer_deserialize_glyphs_text (hb_buffer_t *buffer,
+_hb_buffer_deserialize_text (hb_buffer_t *buffer,
 				    const char *buf,
 				    unsigned int buf_len,
 				    const char **end_ptr,
@@ -104,10 +113,6 @@ _hb_buffer_deserialize_glyphs_text (hb_buffer_t *buffer,
 
   while (p < pe && ISSPACE (*p))
     p++;
-  if (p < pe && *p == (buffer->len ? '|' : '['))
-  {
-    *end_ptr = ++p;
-  }
 
   const char *eof = pe, *tok = nullptr;
   int cs;
diff --git a/src/hb-buffer-serialize.cc b/src/hb-buffer-serialize.cc
index 253af7d7d..c6bc7c73e 100644
--- a/src/hb-buffer-serialize.cc
+++ b/src/hb-buffer-serialize.cc
@@ -636,6 +636,18 @@ parse_uint (const char *pp, const char *end, uint32_t *pv)
   return true;
 }
 
+static bool
+parse_hex (const char *pp, const char *end, uint32_t *pv)
+{
+  unsigned int v;
+  const char *p = pp;
+  if (unlikely (!hb_parse_uint (&p, end, &v, true/* whole buffer */, 16)))
+    return false;
+
+  *pv = v;
+  return true;
+}
+
 #include "hb-buffer-deserialize-json.hh"
 #include "hb-buffer-deserialize-text.hh"
 
@@ -687,14 +699,14 @@ hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
   switch (format)
   {
     case HB_BUFFER_SERIALIZE_FORMAT_TEXT:
-      return _hb_buffer_deserialize_glyphs_text (buffer,
-                                                 buf, buf_len, end_ptr,
-                                                 font);
+      return _hb_buffer_deserialize_text (buffer,
+                                          buf, buf_len, end_ptr,
+                                          font);
 
     case HB_BUFFER_SERIALIZE_FORMAT_JSON:
-      return _hb_buffer_deserialize_glyphs_json (buffer,
-                                                 buf, buf_len, end_ptr,
-                                                 font);
+      return _hb_buffer_deserialize_json (buffer,
+                                          buf, buf_len, end_ptr,
+                                          font);
 
     default:
     case HB_BUFFER_SERIALIZE_FORMAT_INVALID:
@@ -704,4 +716,67 @@ hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
 }
 
 
+/**
+ * hb_buffer_deserialize_unicode:
+ * @buffer: an #hb_buffer_t buffer.
+ * @buf: (array length=buf_len):
+ * @buf_len:
+ * @end_ptr: (out):
+ * @format:
+ *
+ *
+ *
+ * Return value:
+ *
+ * Since: 2.7.3
+ **/
+hb_bool_t
+hb_buffer_deserialize_unicode (hb_buffer_t *buffer,
+                               const char *buf,
+                               int buf_len, /* -1 means nul-terminated */
+                               const char **end_ptr, /* May be NULL */
+                               hb_buffer_serialize_format_t format)
+{
+  const char *end;
+  if (!end_ptr)
+    end_ptr = &end;
+  *end_ptr = buf;
+
+  assert ((!buffer->len && (buffer->content_type == HB_BUFFER_CONTENT_TYPE_INVALID)) ||
+          (buffer->content_type == HB_BUFFER_CONTENT_TYPE_UNICODE));
+
+  if (buf_len == -1)
+    buf_len = strlen (buf);
+
+  if (!buf_len)
+  {
+    *end_ptr = buf;
+    return false;
+  }
+
+  hb_buffer_set_content_type (buffer, HB_BUFFER_CONTENT_TYPE_UNICODE);
+
+  hb_font_t* font = hb_font_get_empty ();
+
+  switch (format)
+  {
+    case HB_BUFFER_SERIALIZE_FORMAT_TEXT:
+      return _hb_buffer_deserialize_text (buffer,
+                                          buf, buf_len, end_ptr,
+                                          font);
+
+    case HB_BUFFER_SERIALIZE_FORMAT_JSON:
+      return _hb_buffer_deserialize_json (buffer,
+                                          buf, buf_len, end_ptr,
+                                          font);
+
+    default:
+    case HB_BUFFER_SERIALIZE_FORMAT_INVALID:
+      printf("Invalid!\n");
+      return false;
+
+  }
+}
+
+
 #endif
diff --git a/src/hb-buffer.h b/src/hb-buffer.h
index efd7368ea..8e0298ceb 100644
--- a/src/hb-buffer.h
+++ b/src/hb-buffer.h
@@ -546,6 +546,14 @@ hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
 			      hb_font_t *font,
 			      hb_buffer_serialize_format_t format);
 
+HB_EXTERN hb_bool_t
+hb_buffer_deserialize_unicode (hb_buffer_t *buffer,
+            const char *buf,
+            int buf_len,
+            const char **end_ptr,
+            hb_buffer_serialize_format_t format);
+
+
 
 /*
  * Compare buffers