From 351cccdb75c434a46dc6193b71ba71d3d12c1857 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Fri, 1 Jul 2022 16:52:49 -0600
Subject: [PATCH] [buffer-deserialize] Deserialize glyph flags

Fixes https://github.com/harfbuzz/harfbuzz/issues/1482
---
 src/hb-buffer-deserialize-json.hh   | 443 ++++++++++--------
 src/hb-buffer-deserialize-json.rl   |  31 +-
 src/hb-buffer-deserialize-text.hh   | 678 ++++++++++++++++++----------
 src/hb-buffer-deserialize-text.rl   |  13 +-
 src/hb-number-parser.hh             |   8 +-
 src/hb-ot-shaper-indic-machine.hh   |  14 +-
 src/hb-ot-shaper-khmer-machine.hh   |  14 +-
 src/hb-ot-shaper-myanmar-machine.hh |  14 +-
 src/hb-ot-shaper-use-machine.hh     |  14 +-
 src/test-buffer-serialize.cc        |   6 +-
 10 files changed, 757 insertions(+), 478 deletions(-)

diff --git a/src/hb-buffer-deserialize-json.hh b/src/hb-buffer-deserialize-json.hh
index 858497c00..44c802a00 100644
--- a/src/hb-buffer-deserialize-json.hh
+++ b/src/hb-buffer-deserialize-json.hh
@@ -38,9 +38,10 @@ static const unsigned char _deserialize_json_trans_keys[] = {
 	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, 
-	34u, 92u, 9u, 125u, 34u, 92u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 
-	9u, 125u, 9u, 93u, 9u, 123u, 0u, 0u, 0
+	9u, 58u, 9u, 57u, 48u, 57u, 9u, 125u, 9u, 125u, 108u, 108u, 34u, 34u, 9u, 58u, 
+	9u, 57u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 34u, 92u, 9u, 125u, 
+	34u, 92u, 9u, 125u, 9u, 125u, 34u, 34u, 9u, 58u, 9u, 57u, 9u, 125u, 9u, 93u, 
+	9u, 123u, 0u, 0u, 0
 };
 
 static const char _deserialize_json_key_spans[] = {
@@ -48,9 +49,10 @@ static const char _deserialize_json_key_spans[] = {
 	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, 
-	59, 117, 59, 117, 117, 1, 50, 49, 
-	117, 85, 115, 0
+	50, 49, 10, 117, 117, 1, 1, 50, 
+	49, 117, 117, 1, 50, 49, 59, 117, 
+	59, 117, 117, 1, 50, 49, 117, 85, 
+	115, 0
 };
 
 static const short _deserialize_json_index_offsets[] = {
@@ -58,9 +60,10 @@ static const short _deserialize_json_index_offsets[] = {
 	271, 282, 400, 518, 636, 638, 689, 739, 
 	750, 868, 986, 988, 990, 1041, 1091, 1209, 
 	1327, 1330, 1332, 1383, 1433, 1444, 1562, 1680, 
-	1682, 1733, 1783, 1794, 1912, 2030, 2032, 2083, 
-	2133, 2193, 2311, 2371, 2489, 2607, 2609, 2660, 
-	2710, 2828, 2914, 3030
+	1682, 1733, 1783, 1794, 1912, 2030, 2032, 2034, 
+	2085, 2135, 2253, 2371, 2373, 2424, 2474, 2534, 
+	2652, 2712, 2830, 2948, 2950, 3001, 3051, 3169, 
+	3255, 3371
 };
 
 static const char _deserialize_json_indicies[] = {
@@ -82,28 +85,28 @@ static const char _deserialize_json_indicies[] = {
 	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, 
+	5, 1, 6, 7, 1, 8, 9, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 9, 1, 10, 11, 
-	1, 12, 1, 12, 12, 12, 12, 12, 
+	1, 1, 1, 1, 10, 1, 11, 12, 
+	1, 13, 1, 13, 13, 13, 13, 13, 
 	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, 13, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 13, 1, 13, 13, 
-	13, 13, 13, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 14, 1, 14, 14, 
+	14, 14, 14, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 13, 1, 1, 
+	1, 1, 1, 1, 1, 14, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 14, 1, 1, 15, 16, 16, 
-	16, 16, 16, 16, 16, 16, 16, 1, 
-	17, 18, 18, 18, 18, 18, 18, 18, 
-	18, 18, 1, 19, 19, 19, 19, 19, 
+	1, 1, 15, 1, 1, 16, 17, 17, 
+	17, 17, 17, 17, 17, 17, 17, 1, 
+	18, 19, 19, 19, 19, 19, 19, 19, 
+	19, 19, 1, 20, 20, 20, 20, 20, 
 	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, 20, 1, 
+	1, 1, 20, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 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, 
@@ -113,11 +116,11 @@ 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, 21, 
-	1, 22, 22, 22, 22, 22, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 22, 
+	1, 23, 23, 23, 23, 23, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	22, 1, 1, 1, 1, 1, 1, 1, 
+	23, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 3, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -128,13 +131,13 @@ 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, 1, 1, 1, 23, 1, 19, 
-	19, 19, 19, 19, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 24, 1, 20, 
+	20, 20, 20, 20, 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, 20, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 20, 1, 1, 1, 18, 18, 
-	18, 18, 18, 18, 18, 18, 18, 18, 
+	1, 1, 21, 1, 1, 1, 19, 19, 
+	19, 19, 19, 19, 19, 19, 19, 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, 
@@ -143,26 +146,26 @@ 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, 21, 1, 24, 1, 24, 
-	24, 24, 24, 24, 1, 1, 1, 1, 
+	1, 1, 1, 22, 1, 25, 1, 25, 
+	25, 25, 25, 25, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 24, 1, 
+	1, 1, 1, 1, 1, 1, 25, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	25, 1, 25, 25, 25, 25, 25, 1, 
+	26, 1, 26, 26, 26, 26, 26, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 25, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 26, 1, 
-	1, 27, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 1, 29, 30, 30, 30, 
-	30, 30, 30, 30, 30, 30, 1, 31, 
-	31, 31, 31, 31, 1, 1, 1, 1, 
+	1, 26, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 27, 1, 
+	1, 28, 29, 29, 29, 29, 29, 29, 
+	29, 29, 29, 1, 30, 31, 31, 31, 
+	31, 31, 31, 31, 31, 31, 1, 32, 
+	32, 32, 32, 32, 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, 32, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 32, 1, 1, 1, 1, 1, 
+	1, 1, 33, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -172,13 +175,13 @@ 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, 1, 33, 1, 31, 31, 31, 
-	31, 31, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 34, 1, 32, 32, 32, 
+	32, 32, 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, 32, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	32, 1, 1, 1, 30, 30, 30, 30, 
-	30, 30, 30, 30, 30, 30, 1, 1, 
+	33, 1, 1, 1, 31, 31, 31, 31, 
+	31, 31, 31, 31, 31, 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, 
@@ -187,24 +190,24 @@ 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, 33, 1, 34, 1, 35, 1, 35, 
-	35, 35, 35, 35, 1, 1, 1, 1, 
+	1, 34, 1, 35, 1, 36, 1, 36, 
+	36, 36, 36, 36, 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, 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, 1, 
-	36, 1, 36, 36, 36, 36, 36, 1, 
+	37, 1, 37, 37, 37, 37, 37, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 36, 1, 1, 1, 1, 1, 1, 
+	1, 37, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	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, 38, 39, 39, 39, 39, 39, 39, 
+	39, 39, 39, 1, 40, 40, 40, 40, 
+	40, 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, 1, 40, 
+	1, 1, 1, 40, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 41, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -215,13 +218,13 @@ 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, 
-	41, 1, 39, 39, 39, 39, 39, 1, 
+	42, 1, 40, 40, 40, 40, 40, 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, 1, 40, 1, 1, 
-	1, 42, 42, 42, 42, 42, 42, 42, 
-	42, 42, 42, 1, 1, 1, 1, 1, 
+	1, 40, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 41, 1, 1, 
+	1, 43, 43, 43, 43, 43, 43, 43, 
+	43, 43, 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, 
@@ -229,27 +232,27 @@ 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, 41, 1, 
-	43, 44, 1, 45, 1, 45, 45, 45, 
-	45, 45, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 42, 1, 
+	44, 45, 1, 46, 1, 46, 46, 46, 
+	46, 46, 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, 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, 46, 1, 
-	46, 46, 46, 46, 46, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 47, 1, 
+	47, 47, 47, 47, 47, 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, 47, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 47, 1, 1, 48, 
-	49, 49, 49, 49, 49, 49, 49, 49, 
-	49, 1, 50, 51, 51, 51, 51, 51, 
-	51, 51, 51, 51, 1, 52, 52, 52, 
-	52, 52, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 48, 1, 1, 49, 
+	50, 50, 50, 50, 50, 50, 50, 50, 
+	50, 1, 51, 52, 52, 52, 52, 52, 
+	52, 52, 52, 52, 1, 53, 53, 53, 
+	53, 53, 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, 53, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	53, 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, 1, 1, 1, 1, 1, 1, 
@@ -259,13 +262,13 @@ 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, 54, 1, 52, 52, 52, 52, 52, 
+	1, 55, 1, 53, 53, 53, 53, 53, 
 	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, 53, 1, 
-	1, 1, 51, 51, 51, 51, 51, 51, 
-	51, 51, 51, 51, 1, 1, 1, 1, 
+	1, 1, 53, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 54, 1, 
+	1, 1, 52, 52, 52, 52, 52, 52, 
+	52, 52, 52, 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, 
@@ -273,26 +276,26 @@ 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, 54, 
-	1, 55, 1, 55, 55, 55, 55, 55, 
+	1, 1, 1, 1, 1, 1, 1, 55, 
+	1, 56, 1, 56, 56, 56, 56, 56, 
 	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, 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, 56, 1, 56, 56, 
-	56, 56, 56, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 57, 1, 57, 57, 
+	57, 57, 57, 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, 57, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 57, 1, 1, 58, 59, 59, 
-	59, 59, 59, 59, 59, 59, 59, 1, 
-	60, 61, 61, 61, 61, 61, 61, 61, 
-	61, 61, 1, 62, 62, 62, 62, 62, 
+	1, 1, 58, 1, 1, 59, 60, 60, 
+	60, 60, 60, 60, 60, 60, 60, 1, 
+	61, 62, 62, 62, 62, 62, 62, 62, 
+	62, 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, 62, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 63, 1, 
+	1, 1, 63, 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, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -302,14 +305,14 @@ 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, 64, 
-	1, 62, 62, 62, 62, 62, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 65, 
+	1, 63, 63, 63, 63, 63, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	62, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 63, 1, 1, 1, 
-	61, 61, 61, 61, 61, 61, 61, 61, 
-	61, 61, 1, 1, 1, 1, 1, 1, 
+	63, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 64, 1, 1, 1, 
+	62, 62, 62, 62, 62, 62, 62, 62, 
+	62, 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, 
@@ -317,32 +320,25 @@ 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, 64, 1, 65, 
-	1, 65, 65, 65, 65, 65, 1, 1, 
+	1, 1, 1, 1, 1, 65, 1, 66, 
+	1, 67, 1, 67, 67, 67, 67, 67, 
 	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, 67, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 66, 1, 66, 66, 66, 66, 
-	66, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 68, 1, 68, 68, 
+	68, 68, 68, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 66, 1, 67, 1, 1, 
+	1, 1, 1, 1, 1, 68, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 68, 69, 69, 69, 69, 
-	69, 69, 69, 69, 69, 1, 71, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	70, 70, 70, 70, 70, 70, 70, 70, 
-	72, 70, 73, 73, 73, 73, 73, 1, 
+	1, 1, 1, 1, 1, 69, 70, 70, 
+	70, 70, 70, 70, 70, 70, 70, 1, 
+	71, 71, 71, 71, 71, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 71, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 73, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 74, 1, 1, 
+	1, 1, 1, 72, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -352,36 +348,48 @@ 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, 75, 1, 
-	70, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 73, 1, 71, 71, 
+	71, 71, 71, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 71, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 72, 1, 1, 1, 74, 74, 74, 
+	74, 74, 74, 74, 74, 74, 74, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 70, 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, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 73, 1, 75, 1, 75, 75, 
+	75, 75, 75, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 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, 76, 
+	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, 77, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	78, 79, 79, 79, 79, 79, 79, 79, 
+	79, 79, 1, 81, 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, 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, 
+	80, 80, 80, 80, 80, 82, 80, 83, 
+	83, 83, 83, 83, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	78, 1, 76, 76, 76, 76, 76, 1, 
+	1, 1, 1, 1, 1, 1, 83, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 84, 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, 79, 79, 79, 79, 79, 79, 79, 
-	79, 79, 79, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
@@ -389,49 +397,86 @@ 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, 78, 1, 
-	80, 1, 80, 80, 80, 80, 80, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 85, 1, 80, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 80, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 81, 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, 
-	1, 1, 1, 1, 82, 83, 83, 83, 
-	83, 83, 83, 83, 83, 83, 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, 80, 
+	1, 86, 86, 86, 86, 86, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 77, 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, 78, 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, 87, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 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, 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, 88, 1, 86, 
+	86, 86, 86, 86, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 86, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 87, 1, 1, 1, 89, 89, 
+	89, 89, 89, 89, 89, 89, 89, 89, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 88, 1, 90, 1, 90, 
+	90, 90, 90, 90, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 90, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	91, 1, 91, 91, 91, 91, 91, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 91, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 92, 93, 93, 93, 93, 93, 93, 
+	93, 93, 93, 1, 86, 86, 86, 86, 
+	86, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 86, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 87, 
+	1, 1, 1, 94, 94, 94, 94, 94, 
+	94, 94, 94, 94, 94, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	88, 1, 95, 95, 95, 95, 95, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 95, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 96, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 97, 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, 
@@ -442,46 +487,50 @@ 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, 2, 1, 1, 
-	0
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 2, 1, 1, 0
 };
 
 static const char _deserialize_json_trans_targs[] = {
 	1, 0, 2, 2, 3, 4, 18, 24, 
-	37, 45, 5, 12, 6, 7, 8, 9, 
-	11, 9, 11, 10, 2, 49, 10, 49, 
-	13, 14, 15, 16, 17, 16, 17, 10, 
-	2, 49, 19, 20, 21, 22, 23, 10, 
-	2, 49, 23, 25, 31, 26, 27, 28, 
-	29, 30, 29, 30, 10, 2, 49, 32, 
-	33, 34, 35, 36, 35, 36, 10, 2, 
-	49, 38, 39, 40, 43, 44, 40, 41, 
-	42, 10, 2, 49, 10, 2, 49, 44, 
-	46, 47, 43, 48, 48, 49, 50, 51
+	37, 43, 51, 5, 12, 6, 7, 8, 
+	9, 11, 9, 11, 10, 2, 55, 10, 
+	55, 13, 14, 15, 16, 17, 16, 17, 
+	10, 2, 55, 19, 20, 21, 22, 23, 
+	10, 2, 55, 23, 25, 31, 26, 27, 
+	28, 29, 30, 29, 30, 10, 2, 55, 
+	32, 33, 34, 35, 36, 35, 36, 10, 
+	2, 55, 38, 39, 40, 41, 42, 10, 
+	2, 55, 42, 44, 45, 46, 49, 50, 
+	46, 47, 48, 10, 2, 55, 10, 2, 
+	55, 50, 52, 53, 49, 54, 54, 55, 
+	56, 57
 };
 
 static const char _deserialize_json_trans_actions[] = {
 	0, 0, 1, 0, 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, 2, 14, 14, 0, 15, 
-	0, 16, 16, 17, 18, 18, 19, 15, 
-	0, 0, 20, 20, 21, 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, 14, 
+	14, 15, 0, 0, 0, 2, 16, 16, 
+	0, 17, 0, 18, 18, 19, 20, 20, 
+	21, 17, 0, 0, 22, 22, 23, 0, 
+	0, 0
 };
 
 static const int deserialize_json_start = 1;
-static const int deserialize_json_first_final = 49;
+static const int deserialize_json_first_final = 55;
 static const int deserialize_json_error = 0;
 
 static const int deserialize_json_en_main = 1;
 
 
-#line 108 "hb-buffer-deserialize-json.rl"
+#line 111 "hb-buffer-deserialize-json.rl"
 
 
 static hb_bool_t
@@ -508,12 +557,12 @@ _hb_buffer_deserialize_json (hb_buffer_t *buffer,
   hb_glyph_info_t info = {0};
   hb_glyph_position_t pos = {0};
   
-#line 505 "hb-buffer-deserialize-json.hh"
+#line 554 "hb-buffer-deserialize-json.hh"
 	{
 	cs = deserialize_json_start;
 	}
 
-#line 508 "hb-buffer-deserialize-json.hh"
+#line 557 "hb-buffer-deserialize-json.hh"
 	{
 	int _slen;
 	int _trans;
@@ -561,15 +610,15 @@ _resume:
 	tok = p;
 }
 	break;
-	case 15:
+	case 17:
 #line 55 "hb-buffer-deserialize-json.rl"
 	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
 	break;
-	case 21:
+	case 23:
 #line 56 "hb-buffer-deserialize-json.rl"
 	{ if (unlikely (!buffer->ensure_unicode ())) return false; }
 	break;
-	case 16:
+	case 18:
 #line 58 "hb-buffer-deserialize-json.rl"
 	{
 	/* TODO Unescape \" and \\ if found. */
@@ -579,7 +628,7 @@ _resume:
 	  return false;
 }
 	break;
-	case 18:
+	case 20:
 #line 66 "hb-buffer-deserialize-json.rl"
 	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
 	break;
@@ -604,6 +653,10 @@ _resume:
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 	break;
 	case 14:
+#line 72 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) return false; }
+	break;
+	case 16:
 #line 51 "hb-buffer-deserialize-json.rl"
 	{
 	tok = p;
@@ -611,7 +664,7 @@ _resume:
 #line 55 "hb-buffer-deserialize-json.rl"
 	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
 	break;
-	case 20:
+	case 22:
 #line 51 "hb-buffer-deserialize-json.rl"
 	{
 	tok = p;
@@ -619,7 +672,7 @@ _resume:
 #line 56 "hb-buffer-deserialize-json.rl"
 	{ if (unlikely (!buffer->ensure_unicode ())) return false; }
 	break;
-	case 17:
+	case 19:
 #line 58 "hb-buffer-deserialize-json.rl"
 	{
 	/* TODO Unescape \" and \\ if found. */
@@ -637,7 +690,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 19:
+	case 21:
 #line 66 "hb-buffer-deserialize-json.rl"
 	{ if (!parse_uint (tok, p, &info.codepoint)) return false; }
 #line 43 "hb-buffer-deserialize-json.rl"
@@ -709,7 +762,19 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-#line 673 "hb-buffer-deserialize-json.hh"
+	case 15:
+#line 72 "hb-buffer-deserialize-json.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) 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;
+#line 735 "hb-buffer-deserialize-json.hh"
 	}
 
 _again:
@@ -721,7 +786,7 @@ _again:
 	_out: {}
 	}
 
-#line 136 "hb-buffer-deserialize-json.rl"
+#line 139 "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 fa87ea4b7..d5e3c138d 100644
--- a/src/hb-buffer-deserialize-json.rl
+++ b/src/hb-buffer-deserialize-json.rl
@@ -63,12 +63,13 @@ action parse_glyph_name {
 	  return false;
 }
 
-action parse_codepoint { if (!parse_uint (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; }
+action parse_codepoint	{ if (!parse_uint (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; }
+action parse_glyph_flags{ if (!parse_uint (tok, p, &info.mask    )) return false; }
 
 unum	= '0' | [1-9] digit*;
 num	= '-'? unum;
@@ -82,13 +83,14 @@ glyph_name = '"' ([^\\"] | '\\' [\\"])* '"';
 parse_glyph_name   = (glyph_name >tok %parse_glyph_name);
 parse_codepoint = (codepoint >tok %parse_codepoint);
 
-glyph	= "\"g\""  colon (parse_glyph_name | parse_codepoint);
-unicode	= "\"u\""  colon parse_codepoint;
-cluster	= "\"cl\"" colon (unum >tok %parse_cluster);
-xoffset	= "\"dx\"" colon (num >tok %parse_x_offset);
-yoffset	= "\"dy\"" colon (num >tok %parse_y_offset);
-xadvance= "\"ax\"" colon (num >tok %parse_x_advance);
-yadvance= "\"ay\"" colon (num >tok %parse_y_advance);
+glyph	=  "\"g\""  colon (parse_glyph_name | parse_codepoint);
+unicode	=  "\"u\""  colon parse_codepoint;
+cluster	=  "\"cl\"" colon (unum >tok %parse_cluster);
+xoffset	=  "\"dx\"" colon (num  >tok %parse_x_offset);
+yoffset	=  "\"dy\"" colon (num  >tok %parse_y_offset);
+xadvance=  "\"ax\"" colon (num  >tok %parse_x_advance);
+yadvance=  "\"ay\"" colon (num  >tok %parse_y_advance);
+glyphflags="\"fl\"" colon (unum >tok %parse_glyph_flags);
 
 element = glyph @ensure_glyphs
 	| unicode @ensure_unicode
@@ -96,7 +98,8 @@ element = glyph @ensure_glyphs
 	| xoffset
 	| yoffset
 	| xadvance
-	| yadvance;
+	| yadvance
+	| glyphflags;
 item	=
 	( '{' space* element (comma element)* space* '}')
 	>clear_item
diff --git a/src/hb-buffer-deserialize-text.hh b/src/hb-buffer-deserialize-text.hh
index 86fc2b480..8fbcdcc18 100644
--- a/src/hb-buffer-deserialize-text.hh
+++ b/src/hb-buffer-deserialize-text.hh
@@ -35,26 +35,29 @@
 #line 33 "hb-buffer-deserialize-text.hh"
 static const unsigned char _deserialize_text_trans_keys[] = {
 	0u, 0u, 9u, 91u, 85u, 85u, 43u, 43u, 48u, 102u, 9u, 85u, 48u, 57u, 45u, 57u, 
-	48u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 44u, 44u, 45u, 57u, 48u, 57u, 44u, 57u, 
-	43u, 124u, 45u, 57u, 48u, 57u, 9u, 124u, 9u, 124u, 0u, 0u, 9u, 85u, 9u, 124u, 
+	48u, 57u, 48u, 57u, 48u, 57u, 45u, 57u, 48u, 57u, 44u, 44u, 45u, 57u, 48u, 57u, 
+	44u, 57u, 43u, 124u, 45u, 57u, 48u, 57u, 9u, 124u, 9u, 124u, 0u, 0u, 9u, 85u, 
 	9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 
-	9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 9u, 124u, 0
+	9u, 124u, 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, 83, 1, 1, 55, 77, 10, 13, 
-	10, 10, 13, 10, 1, 13, 10, 14, 
-	82, 13, 10, 116, 116, 0, 77, 116, 
+	10, 10, 10, 13, 10, 1, 13, 10, 
+	14, 82, 13, 10, 116, 116, 0, 77, 
 	116, 116, 116, 116, 116, 116, 116, 116, 
-	116, 116, 116, 116, 116
+	116, 116, 116, 116, 116, 116, 116, 116, 
+	116, 116, 116
 };
 
 static const short _deserialize_text_index_offsets[] = {
 	0, 0, 84, 86, 88, 144, 222, 233, 
-	247, 258, 269, 283, 294, 296, 310, 321, 
-	336, 419, 433, 444, 561, 678, 679, 757, 
-	874, 991, 1108, 1225, 1342, 1459, 1576, 1693, 
-	1810, 1927, 2044, 2161, 2278
+	247, 258, 269, 280, 294, 305, 307, 321, 
+	332, 347, 430, 444, 455, 572, 689, 690, 
+	768, 885, 1002, 1119, 1236, 1353, 1470, 1587, 
+	1704, 1821, 1938, 2055, 2172, 2289, 2406, 2523, 
+	2640, 2757, 2874
 };
 
 static const char _deserialize_text_indicies[] = {
@@ -91,144 +94,76 @@ static const char _deserialize_text_indicies[] = {
 	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, 
+	16, 16, 16, 16, 16, 1, 17, 18, 
+	18, 18, 18, 18, 18, 18, 18, 18, 
+	1, 19, 1, 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, 
+	23, 23, 23, 23, 23, 23, 23, 23, 
+	23, 1, 24, 1, 25, 1, 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, 1, 1, 1, 1, 1, 
+	27, 1, 28, 29, 29, 29, 29, 29, 
+	29, 29, 29, 29, 1, 24, 1, 1, 
+	1, 23, 23, 23, 23, 23, 23, 23, 
+	23, 23, 23, 1, 30, 30, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 28, 1, 1, 28, 1, 
+	1, 1, 1, 1, 1, 1, 30, 1, 
+	1, 30, 1, 1, 1, 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, 30, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 28, 28, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 30, 1, 31, 
+	1, 1, 32, 33, 33, 33, 33, 33, 
+	33, 33, 33, 33, 1, 34, 35, 35, 
+	35, 35, 35, 35, 35, 35, 35, 1, 
+	36, 36, 36, 36, 36, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 36, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 37, 
+	37, 37, 37, 37, 37, 37, 37, 37, 
+	37, 1, 1, 1, 38, 39, 1, 1, 
+	37, 37, 37, 37, 37, 37, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 28, 1, 29, 1, 1, 30, 
-	31, 31, 31, 31, 31, 31, 31, 31, 
-	31, 1, 32, 33, 33, 33, 33, 33, 
-	33, 33, 33, 33, 1, 34, 34, 34, 
-	34, 34, 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, 1, 1, 1, 1, 
-	1, 1, 1, 1, 35, 35, 35, 35, 
-	35, 35, 35, 35, 35, 35, 1, 1, 
-	1, 36, 37, 1, 1, 35, 35, 35, 
-	35, 35, 35, 1, 1, 1, 1, 1, 
+	37, 37, 37, 37, 37, 37, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 35, 35, 35, 
-	35, 35, 35, 1, 1, 1, 1, 1, 
+	1, 1, 1, 40, 1, 41, 41, 41, 
+	41, 41, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 41, 1, 1, 1, 
 	1, 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, 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, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 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, 
-	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, 1, 1, 1, 1, 1, 1, 
-	1, 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, 45, 45, 45, 45, 45, 45, 
-	45, 45, 45, 45, 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, 1, 
 	1, 1, 1, 1, 1, 1, 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, 
-	47, 47, 47, 47, 47, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 47, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 48, 1, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 49, 46, 46, 50, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 51, 52, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 53, 46, 54, 54, 54, 
-	54, 54, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 54, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 55, 
-	1, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 56, 28, 28, 57, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	58, 59, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	28, 28, 28, 28, 28, 28, 28, 28, 
-	60, 28, 61, 61, 61, 61, 61, 1, 
+	43, 1, 1, 7, 7, 7, 7, 7, 
 	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, 62, 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, 63, 1, 
+	1, 1, 1, 1, 1, 1, 1, 4, 
+	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, 1, 1, 
-	1, 1, 1, 1, 1, 64, 1, 65, 
-	65, 65, 65, 65, 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, 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, 
@@ -236,172 +171,322 @@ static const char _deserialize_text_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, 40, 1, 1, 1, 1, 
+	1, 1, 1, 1, 46, 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, 1, 1, 1, 1, 1, 
-	1, 1, 66, 1, 67, 67, 67, 67, 
-	67, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 67, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 48, 1, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	49, 46, 46, 50, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 51, 
-	52, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 46, 
-	46, 46, 46, 46, 46, 46, 46, 53, 
-	46, 68, 68, 68, 68, 68, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	68, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 69, 1, 1, 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, 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, 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, 
-	73, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 47, 47, 47, 
+	47, 47, 47, 47, 47, 47, 47, 1, 
+	1, 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, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 74, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 46, 1, 49, 49, 49, 49, 49, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 49, 48, 48, 50, 48, 48, 
+	48, 48, 48, 48, 48, 51, 1, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 52, 
+	48, 48, 53, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 54, 55, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 56, 48, 
+	57, 57, 57, 57, 57, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 57, 
+	30, 30, 58, 30, 30, 30, 30, 30, 
+	30, 30, 59, 1, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 60, 30, 30, 61, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 62, 63, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 64, 30, 57, 57, 57, 
+	57, 57, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 57, 30, 30, 58, 
+	30, 30, 30, 30, 30, 30, 30, 59, 
+	1, 30, 30, 30, 65, 66, 66, 66, 
+	66, 66, 66, 66, 66, 66, 30, 30, 
+	30, 60, 30, 30, 61, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	62, 63, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	64, 30, 67, 67, 67, 67, 67, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 67, 1, 1, 68, 1, 1, 1, 
+	1, 1, 1, 1, 1, 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, 75, 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, 73, 1, 1, 
-	1, 1, 27, 27, 27, 27, 27, 27, 
-	27, 27, 27, 27, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 70, 1, 
 	1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 75, 1, 
-	68, 68, 68, 68, 68, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 68, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 69, 1, 1, 1, 1, 76, 
-	76, 76, 76, 76, 76, 76, 76, 76, 
-	76, 1, 1, 1, 1, 1, 1, 70, 
 	1, 1, 1, 1, 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, 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, 71, 1, 77, 77, 77, 
-	77, 77, 1, 1, 1, 1, 1, 1, 
+	1, 1, 73, 1, 74, 74, 74, 74, 
+	74, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 74, 48, 48, 50, 48, 
+	48, 48, 48, 48, 48, 48, 51, 1, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	52, 48, 48, 53, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 54, 
+	55, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 48, 
+	48, 48, 48, 48, 48, 48, 48, 56, 
+	48, 75, 75, 75, 75, 75, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	75, 1, 1, 76, 1, 1, 1, 1, 
+	1, 1, 1, 77, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	78, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 79, 1, 80, 80, 
+	80, 80, 80, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 80, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	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, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 82, 1, 80, 80, 80, 80, 80, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 80, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 83, 83, 83, 83, 83, 83, 
+	83, 83, 83, 83, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 82, 1, 
+	84, 84, 84, 84, 84, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 84, 
+	1, 1, 85, 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, 1, 87, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 88, 1, 84, 84, 84, 
+	84, 84, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 84, 1, 1, 85, 
+	1, 1, 1, 1, 1, 1, 1, 86, 
+	1, 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, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 87, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	88, 1, 75, 75, 75, 75, 75, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 75, 1, 1, 76, 1, 1, 1, 
 	1, 1, 1, 1, 77, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 89, 89, 89, 89, 89, 89, 89, 
+	89, 89, 89, 1, 1, 1, 1, 1, 
 	1, 78, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	79, 1, 77, 77, 77, 77, 77, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 77, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 33, 33, 33, 33, 33, 33, 33, 
-	33, 33, 33, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 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, 1, 1, 1, 78, 1, 
+	1, 1, 1, 1, 1, 79, 1, 90, 
+	90, 90, 90, 90, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 90, 1, 
+	1, 91, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
 	1, 1, 1, 1, 1, 1, 1, 1, 
-	1, 1, 1, 1, 1, 79, 1, 61, 
-	61, 61, 61, 61, 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, 62, 1, 1, 1, 14, 14, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 92, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 93, 1, 90, 90, 90, 90, 
+	90, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 90, 1, 1, 91, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 35, 35, 35, 35, 35, 
+	35, 35, 35, 35, 35, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	92, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 93, 
+	1, 67, 67, 67, 67, 67, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 1, 1, 1, 
+	67, 1, 1, 68, 1, 1, 1, 1, 
+	1, 1, 1, 1, 69, 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, 1, 1, 1, 
-	1, 1, 1, 63, 1, 1, 1, 1, 
+	1, 1, 1, 1, 1, 70, 1, 1, 
 	1, 1, 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, 0
+	1, 1, 1, 1, 71, 1, 94, 94, 
+	94, 94, 94, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 94, 30, 30, 
+	58, 30, 30, 30, 30, 30, 30, 30, 
+	59, 1, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 60, 30, 30, 61, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 62, 95, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 96, 30, 94, 94, 94, 94, 94, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 94, 30, 30, 58, 30, 30, 
+	30, 30, 30, 30, 30, 59, 1, 30, 
+	30, 30, 97, 97, 97, 97, 97, 97, 
+	97, 97, 97, 97, 30, 30, 30, 60, 
+	30, 30, 61, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 62, 95, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 30, 30, 
+	30, 30, 30, 30, 30, 30, 96, 30, 
+	0
 };
 
 static const char _deserialize_text_trans_targs[] = {
-	1, 0, 2, 25, 3, 4, 19, 5, 
-	23, 24, 8, 27, 36, 27, 36, 30, 
-	33, 11, 12, 15, 12, 15, 13, 14, 
-	31, 32, 31, 32, 26, 18, 34, 35, 
-	34, 35, 20, 19, 6, 21, 22, 20, 
-	21, 22, 20, 21, 22, 24, 26, 26, 
-	7, 9, 10, 16, 21, 29, 26, 7, 
-	9, 10, 16, 21, 29, 28, 17, 21, 
-	29, 28, 29, 29, 28, 7, 10, 29, 
-	28, 7, 21, 29, 33, 28, 21, 29
+	1, 0, 2, 26, 3, 4, 20, 5, 
+	24, 25, 8, 29, 40, 29, 40, 32, 
+	37, 33, 34, 12, 13, 16, 13, 16, 
+	14, 15, 35, 36, 35, 36, 27, 19, 
+	38, 39, 38, 39, 21, 20, 6, 22, 
+	23, 21, 22, 23, 21, 22, 23, 25, 
+	27, 27, 28, 7, 9, 11, 17, 22, 
+	31, 27, 28, 7, 9, 11, 17, 22, 
+	31, 41, 42, 30, 10, 18, 22, 31, 
+	30, 31, 31, 30, 10, 7, 11, 31, 
+	30, 22, 31, 34, 30, 10, 7, 22, 
+	31, 37, 30, 10, 22, 31, 27, 22, 
+	31, 42
 };
 
 static const char _deserialize_text_trans_actions[] = {
 	0, 0, 0, 0, 1, 0, 2, 0, 
 	2, 2, 3, 4, 4, 5, 5, 4, 
-	4, 3, 3, 3, 0, 0, 6, 3, 
-	4, 4, 5, 5, 5, 3, 4, 4, 
-	5, 5, 7, 8, 9, 7, 7, 0, 
-	0, 0, 10, 10, 10, 8, 12, 13, 
-	14, 14, 14, 15, 11, 11, 17, 18, 
-	18, 18, 0, 16, 16, 19, 20, 19, 
-	19, 0, 0, 13, 10, 21, 21, 10, 
-	22, 23, 22, 22, 5, 24, 24, 24
+	4, 4, 4, 3, 3, 3, 0, 0, 
+	6, 3, 4, 4, 5, 5, 5, 3, 
+	4, 4, 5, 5, 7, 8, 9, 7, 
+	7, 0, 0, 0, 10, 10, 10, 8, 
+	12, 13, 14, 15, 15, 15, 16, 11, 
+	11, 18, 19, 20, 20, 20, 0, 17, 
+	17, 4, 4, 21, 22, 22, 21, 21, 
+	0, 0, 13, 10, 23, 23, 23, 10, 
+	24, 24, 24, 5, 25, 26, 26, 25, 
+	25, 5, 27, 28, 27, 27, 30, 29, 
+	29, 5
 };
 
 static const char _deserialize_text_eof_actions[] = {
 	0, 0, 0, 0, 0, 0, 0, 0, 
 	0, 0, 0, 0, 0, 0, 0, 0, 
-	0, 0, 0, 7, 0, 0, 0, 10, 
-	10, 11, 16, 19, 0, 11, 10, 22, 
-	22, 10, 24, 24, 19
+	0, 0, 0, 0, 7, 0, 0, 0, 
+	10, 10, 11, 17, 17, 21, 0, 11, 
+	10, 24, 24, 25, 25, 10, 27, 27, 
+	21, 29, 29
 };
 
 static const int deserialize_text_start = 1;
-static const int deserialize_text_first_final = 19;
+static const int deserialize_text_first_final = 20;
 static const int deserialize_text_error = 0;
 
 static const int deserialize_text_en_main = 1;
 
 
-#line 114 "hb-buffer-deserialize-text.rl"
+#line 117 "hb-buffer-deserialize-text.rl"
 
 
 static hb_bool_t
@@ -424,12 +509,12 @@ _hb_buffer_deserialize_text (hb_buffer_t *buffer,
   hb_glyph_info_t info = {0};
   hb_glyph_position_t pos = {0};
   
-#line 421 "hb-buffer-deserialize-text.hh"
+#line 506 "hb-buffer-deserialize-text.hh"
 	{
 	cs = deserialize_text_start;
 	}
 
-#line 424 "hb-buffer-deserialize-text.hh"
+#line 509 "hb-buffer-deserialize-text.hh"
 	{
 	int _slen;
 	int _trans;
@@ -475,7 +560,7 @@ _resume:
 #line 56 "hb-buffer-deserialize-text.rl"
 	{ if (unlikely (!buffer->ensure_unicode ())) return false; }
 	break;
-	case 18:
+	case 20:
 #line 58 "hb-buffer-deserialize-text.rl"
 	{
 	/* TODO Unescape delimiters. */
@@ -489,7 +574,7 @@ _resume:
 #line 66 "hb-buffer-deserialize-text.rl"
 	{if (!parse_hex (tok, p, &info.codepoint )) return false; }
 	break;
-	case 21:
+	case 23:
 #line 68 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_uint (tok, p, &info.cluster )) return false; }
 	break;
@@ -497,15 +582,19 @@ _resume:
 #line 69 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_offset )) return false; }
 	break;
-	case 23:
+	case 26:
 #line 70 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 	break;
-	case 20:
+	case 22:
 #line 71 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 	break;
-	case 15:
+	case 28:
+#line 72 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
+	break;
+	case 16:
 #line 38 "hb-buffer-deserialize-text.rl"
 	{
 	memset (&info, 0, sizeof (info));
@@ -532,7 +621,7 @@ _resume:
 #line 56 "hb-buffer-deserialize-text.rl"
 	{ if (unlikely (!buffer->ensure_unicode ())) return false; }
 	break;
-	case 16:
+	case 17:
 #line 58 "hb-buffer-deserialize-text.rl"
 	{
 	/* TODO Unescape delimiters. */
@@ -549,6 +638,18 @@ _resume:
 	buffer->pos[buffer->len - 1] = pos;
 	*end_ptr = p;
 }
+	break;
+	case 19:
+#line 58 "hb-buffer-deserialize-text.rl"
+	{
+	/* TODO Unescape delimiters. */
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+#line 55 "hb-buffer-deserialize-text.rl"
+	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
 	break;
 	case 7:
 #line 66 "hb-buffer-deserialize-text.rl"
@@ -574,7 +675,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 22:
+	case 25:
 #line 70 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -586,7 +687,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 19:
+	case 21:
 #line 71 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -598,7 +699,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-	case 24:
+	case 27:
 #line 72 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -608,6 +709,18 @@ _resume:
 	  return false;
 	buffer->pos[buffer->len - 1] = pos;
 	*end_ptr = p;
+}
+	break;
+	case 24:
+#line 73 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) 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 12:
@@ -623,7 +736,7 @@ _resume:
 #line 55 "hb-buffer-deserialize-text.rl"
 	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
 	break;
-	case 14:
+	case 15:
 #line 38 "hb-buffer-deserialize-text.rl"
 	{
 	memset (&info, 0, sizeof (info));
@@ -642,7 +755,7 @@ _resume:
 	  return false;
 }
 	break;
-	case 17:
+	case 18:
 #line 58 "hb-buffer-deserialize-text.rl"
 	{
 	/* TODO Unescape delimiters. */
@@ -660,6 +773,26 @@ _resume:
 	  return false;
 	buffer->pos[buffer->len - 1] = pos;
 	*end_ptr = p;
+}
+	break;
+	case 29:
+#line 58 "hb-buffer-deserialize-text.rl"
+	{
+	/* TODO Unescape delimiters. */
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+#line 73 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) 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 11:
@@ -680,6 +813,49 @@ _resume:
 					&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 14:
+#line 38 "hb-buffer-deserialize-text.rl"
+	{
+	memset (&info, 0, sizeof (info));
+	memset (&pos , 0, sizeof (pos ));
+}
+#line 51 "hb-buffer-deserialize-text.rl"
+	{
+	tok = p;
+}
+#line 58 "hb-buffer-deserialize-text.rl"
+	{
+	/* TODO Unescape delimiters. */
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+#line 55 "hb-buffer-deserialize-text.rl"
+	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
+	break;
+	case 30:
+#line 58 "hb-buffer-deserialize-text.rl"
+	{
+	/* TODO Unescape delimiters. */
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+#line 73 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) return false; }
+#line 55 "hb-buffer-deserialize-text.rl"
+	{ if (unlikely (!buffer->ensure_glyphs ())) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
 	{
 	buffer->add_info (info);
@@ -718,7 +894,7 @@ _resume:
 	*end_ptr = p;
 }
 	break;
-#line 666 "hb-buffer-deserialize-text.hh"
+#line 826 "hb-buffer-deserialize-text.hh"
 	}
 
 _again:
@@ -730,7 +906,7 @@ _again:
 	if ( p == eof )
 	{
 	switch ( _deserialize_text_eof_actions[cs] ) {
-	case 16:
+	case 17:
 #line 58 "hb-buffer-deserialize-text.rl"
 	{
 	/* TODO Unescape delimiters. */
@@ -772,7 +948,7 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 22:
+	case 25:
 #line 70 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_offset )) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -784,7 +960,7 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 19:
+	case 21:
 #line 71 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.x_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -796,7 +972,7 @@ _again:
 	*end_ptr = p;
 }
 	break;
-	case 24:
+	case 27:
 #line 72 "hb-buffer-deserialize-text.rl"
 	{ if (!parse_int  (tok, p, &pos.y_advance)) return false; }
 #line 43 "hb-buffer-deserialize-text.rl"
@@ -806,6 +982,38 @@ _again:
 	  return false;
 	buffer->pos[buffer->len - 1] = pos;
 	*end_ptr = p;
+}
+	break;
+	case 24:
+#line 73 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) 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 29:
+#line 58 "hb-buffer-deserialize-text.rl"
+	{
+	/* TODO Unescape delimiters. */
+	if (!hb_font_glyph_from_string (font,
+					tok, p - tok,
+					&info.codepoint))
+	  return false;
+}
+#line 73 "hb-buffer-deserialize-text.rl"
+	{ if (!parse_uint (tok, p, &info.mask    )) 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 11:
@@ -835,14 +1043,14 @@ _again:
 	*end_ptr = p;
 }
 	break;
-#line 766 "hb-buffer-deserialize-text.hh"
+#line 953 "hb-buffer-deserialize-text.hh"
 	}
 	}
 
 	_out: {}
 	}
 
-#line 138 "hb-buffer-deserialize-text.rl"
+#line 141 "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 73b007b98..0f33eb89d 100644
--- a/src/hb-buffer-deserialize-text.rl
+++ b/src/hb-buffer-deserialize-text.rl
@@ -65,11 +65,12 @@ action parse_glyph {
 
 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; }
+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; }
+action parse_glyph_flags{ if (!parse_uint (tok, p, &info.mask    )) return false; }
 
 unum  = '0' | [1-9] digit*;
 num	= '-'? unum;
@@ -81,6 +82,7 @@ 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))?;
+glyphflags= '#' (unum >tok %parse_glyph_flags);
 
 glyph_item	=
 	(
@@ -88,6 +90,7 @@ glyph_item	=
 		cluster?
 		offsets?
 		advances?
+		glyphflags?
 	)
 	>clear_item
 	@ensure_glyphs
diff --git a/src/hb-number-parser.hh b/src/hb-number-parser.hh
index 1a9dbba6d..ec68c3a72 100644
--- a/src/hb-number-parser.hh
+++ b/src/hb-number-parser.hh
@@ -31,7 +31,7 @@
 #include "hb.hh"
 
 
-#line 35 "hb-number-parser.hh"
+#line 32 "hb-number-parser.hh"
 static const unsigned char _double_parser_trans_keys[] = {
 	0u, 0u, 43u, 57u, 46u, 57u, 48u, 57u, 43u, 57u, 48u, 57u, 48u, 101u, 48u, 57u, 
 	46u, 101u, 0
@@ -135,12 +135,12 @@ strtod_rl (const char *p, const char **end_ptr /* IN/OUT */)
 
   int cs;
   
-#line 139 "hb-number-parser.hh"
+#line 132 "hb-number-parser.hh"
 	{
 	cs = double_parser_start;
 	}
 
-#line 144 "hb-number-parser.hh"
+#line 135 "hb-number-parser.hh"
 	{
 	int _slen;
 	int _trans;
@@ -198,7 +198,7 @@ _resume:
 	  exp_overflow = true;
 }
 	break;
-#line 202 "hb-number-parser.hh"
+#line 187 "hb-number-parser.hh"
 	}
 
 _again:
diff --git a/src/hb-ot-shaper-indic-machine.hh b/src/hb-ot-shaper-indic-machine.hh
index d52b13f61..d3a7cce3d 100644
--- a/src/hb-ot-shaper-indic-machine.hh
+++ b/src/hb-ot-shaper-indic-machine.hh
@@ -53,7 +53,7 @@ enum indic_syllable_type_t {
 };
 
 
-#line 57 "hb-ot-shaper-indic-machine.hh"
+#line 54 "hb-ot-shaper-indic-machine.hh"
 #define indic_syllable_machine_ex_A 9u
 #define indic_syllable_machine_ex_C 1u
 #define indic_syllable_machine_ex_CM 16u
@@ -75,7 +75,7 @@ enum indic_syllable_type_t {
 #define indic_syllable_machine_ex_ZWNJ 5u
 
 
-#line 79 "hb-ot-shaper-indic-machine.hh"
+#line 74 "hb-ot-shaper-indic-machine.hh"
 static const unsigned char _indic_syllable_machine_trans_keys[] = {
 	8u, 8u, 4u, 8u, 5u, 7u, 5u, 8u, 4u, 8u, 4u, 12u, 4u, 8u, 8u, 8u, 
 	5u, 7u, 5u, 8u, 4u, 8u, 4u, 12u, 4u, 12u, 4u, 12u, 8u, 8u, 5u, 7u, 
@@ -422,7 +422,7 @@ find_syllables_indic (hb_buffer_t *buffer)
   int cs;
   hb_glyph_info_t *info = buffer->info;
   
-#line 426 "hb-ot-shaper-indic-machine.hh"
+#line 415 "hb-ot-shaper-indic-machine.hh"
 	{
 	cs = indic_syllable_machine_start;
 	ts = 0;
@@ -438,7 +438,7 @@ find_syllables_indic (hb_buffer_t *buffer)
 
   unsigned int syllable_serial = 1;
   
-#line 442 "hb-ot-shaper-indic-machine.hh"
+#line 427 "hb-ot-shaper-indic-machine.hh"
 	{
 	int _slen;
 	int _trans;
@@ -452,7 +452,7 @@ _resume:
 #line 1 "NONE"
 	{ts = p;}
 	break;
-#line 456 "hb-ot-shaper-indic-machine.hh"
+#line 439 "hb-ot-shaper-indic-machine.hh"
 	}
 
 	_keys = _indic_syllable_machine_trans_keys + (cs<<1);
@@ -555,7 +555,7 @@ _eof_trans:
 #line 113 "hb-ot-shaper-indic-machine.rl"
 	{act = 6;}
 	break;
-#line 559 "hb-ot-shaper-indic-machine.hh"
+#line 521 "hb-ot-shaper-indic-machine.hh"
 	}
 
 _again:
@@ -564,7 +564,7 @@ _again:
 #line 1 "NONE"
 	{ts = 0;}
 	break;
-#line 568 "hb-ot-shaper-indic-machine.hh"
+#line 528 "hb-ot-shaper-indic-machine.hh"
 	}
 
 	if ( ++p != pe )
diff --git a/src/hb-ot-shaper-khmer-machine.hh b/src/hb-ot-shaper-khmer-machine.hh
index e18bd75ef..2c40663bd 100644
--- a/src/hb-ot-shaper-khmer-machine.hh
+++ b/src/hb-ot-shaper-khmer-machine.hh
@@ -48,7 +48,7 @@ enum khmer_syllable_type_t {
 };
 
 
-#line 52 "hb-ot-shaper-khmer-machine.hh"
+#line 49 "hb-ot-shaper-khmer-machine.hh"
 #define khmer_syllable_machine_ex_C 1u
 #define khmer_syllable_machine_ex_DOTTEDCIRCLE 11u
 #define khmer_syllable_machine_ex_H 4u
@@ -66,7 +66,7 @@ enum khmer_syllable_type_t {
 #define khmer_syllable_machine_ex_ZWNJ 5u
 
 
-#line 70 "hb-ot-shaper-khmer-machine.hh"
+#line 65 "hb-ot-shaper-khmer-machine.hh"
 static const unsigned char _khmer_syllable_machine_trans_keys[] = {
 	5u, 26u, 5u, 26u, 1u, 15u, 5u, 26u, 5u, 26u, 5u, 26u, 5u, 26u, 5u, 26u, 
 	5u, 26u, 5u, 26u, 5u, 26u, 5u, 26u, 5u, 26u, 1u, 15u, 5u, 26u, 5u, 26u, 
@@ -294,7 +294,7 @@ find_syllables_khmer (hb_buffer_t *buffer)
   int cs;
   hb_glyph_info_t *info = buffer->info;
   
-#line 298 "hb-ot-shaper-khmer-machine.hh"
+#line 287 "hb-ot-shaper-khmer-machine.hh"
 	{
 	cs = khmer_syllable_machine_start;
 	ts = 0;
@@ -310,7 +310,7 @@ find_syllables_khmer (hb_buffer_t *buffer)
 
   unsigned int syllable_serial = 1;
   
-#line 314 "hb-ot-shaper-khmer-machine.hh"
+#line 299 "hb-ot-shaper-khmer-machine.hh"
 	{
 	int _slen;
 	int _trans;
@@ -324,7 +324,7 @@ _resume:
 #line 1 "NONE"
 	{ts = p;}
 	break;
-#line 328 "hb-ot-shaper-khmer-machine.hh"
+#line 311 "hb-ot-shaper-khmer-machine.hh"
 	}
 
 	_keys = _khmer_syllable_machine_trans_keys + (cs<<1);
@@ -394,7 +394,7 @@ _eof_trans:
 #line 98 "hb-ot-shaper-khmer-machine.rl"
 	{act = 3;}
 	break;
-#line 398 "hb-ot-shaper-khmer-machine.hh"
+#line 368 "hb-ot-shaper-khmer-machine.hh"
 	}
 
 _again:
@@ -403,7 +403,7 @@ _again:
 #line 1 "NONE"
 	{ts = 0;}
 	break;
-#line 407 "hb-ot-shaper-khmer-machine.hh"
+#line 375 "hb-ot-shaper-khmer-machine.hh"
 	}
 
 	if ( ++p != pe )
diff --git a/src/hb-ot-shaper-myanmar-machine.hh b/src/hb-ot-shaper-myanmar-machine.hh
index b10970893..464cf796d 100644
--- a/src/hb-ot-shaper-myanmar-machine.hh
+++ b/src/hb-ot-shaper-myanmar-machine.hh
@@ -50,7 +50,7 @@ enum myanmar_syllable_type_t {
 };
 
 
-#line 54 "hb-ot-shaper-myanmar-machine.hh"
+#line 51 "hb-ot-shaper-myanmar-machine.hh"
 #define myanmar_syllable_machine_ex_A 9u
 #define myanmar_syllable_machine_ex_As 32u
 #define myanmar_syllable_machine_ex_C 1u
@@ -77,7 +77,7 @@ enum myanmar_syllable_type_t {
 #define myanmar_syllable_machine_ex_ZWNJ 5u
 
 
-#line 81 "hb-ot-shaper-myanmar-machine.hh"
+#line 76 "hb-ot-shaper-myanmar-machine.hh"
 static const unsigned char _myanmar_syllable_machine_trans_keys[] = {
 	1u, 41u, 3u, 41u, 5u, 39u, 5u, 8u, 3u, 41u, 3u, 39u, 3u, 39u, 5u, 39u, 
 	5u, 39u, 3u, 39u, 3u, 39u, 3u, 41u, 5u, 39u, 1u, 15u, 3u, 39u, 3u, 39u, 
@@ -443,7 +443,7 @@ find_syllables_myanmar (hb_buffer_t *buffer)
   int cs;
   hb_glyph_info_t *info = buffer->info;
   
-#line 447 "hb-ot-shaper-myanmar-machine.hh"
+#line 436 "hb-ot-shaper-myanmar-machine.hh"
 	{
 	cs = myanmar_syllable_machine_start;
 	ts = 0;
@@ -459,7 +459,7 @@ find_syllables_myanmar (hb_buffer_t *buffer)
 
   unsigned int syllable_serial = 1;
   
-#line 463 "hb-ot-shaper-myanmar-machine.hh"
+#line 448 "hb-ot-shaper-myanmar-machine.hh"
 	{
 	int _slen;
 	int _trans;
@@ -473,7 +473,7 @@ _resume:
 #line 1 "NONE"
 	{ts = p;}
 	break;
-#line 477 "hb-ot-shaper-myanmar-machine.hh"
+#line 460 "hb-ot-shaper-myanmar-machine.hh"
 	}
 
 	_keys = _myanmar_syllable_machine_trans_keys + (cs<<1);
@@ -519,7 +519,7 @@ _eof_trans:
 #line 113 "hb-ot-shaper-myanmar-machine.rl"
 	{te = p;p--;{ found_syllable (myanmar_non_myanmar_cluster); }}
 	break;
-#line 523 "hb-ot-shaper-myanmar-machine.hh"
+#line 498 "hb-ot-shaper-myanmar-machine.hh"
 	}
 
 _again:
@@ -528,7 +528,7 @@ _again:
 #line 1 "NONE"
 	{ts = 0;}
 	break;
-#line 532 "hb-ot-shaper-myanmar-machine.hh"
+#line 505 "hb-ot-shaper-myanmar-machine.hh"
 	}
 
 	if ( ++p != pe )
diff --git a/src/hb-ot-shaper-use-machine.hh b/src/hb-ot-shaper-use-machine.hh
index 65e65ff39..5b3ec0561 100644
--- a/src/hb-ot-shaper-use-machine.hh
+++ b/src/hb-ot-shaper-use-machine.hh
@@ -53,7 +53,7 @@ enum use_syllable_type_t {
 };
 
 
-#line 57 "hb-ot-shaper-use-machine.hh"
+#line 54 "hb-ot-shaper-use-machine.hh"
 #define use_syllable_machine_ex_B 1u
 #define use_syllable_machine_ex_CGJ 6u
 #define use_syllable_machine_ex_CMAbv 31u
@@ -97,7 +97,7 @@ enum use_syllable_type_t {
 #define use_syllable_machine_ex_ZWNJ 14u
 
 
-#line 101 "hb-ot-shaper-use-machine.hh"
+#line 96 "hb-ot-shaper-use-machine.hh"
 static const unsigned char _use_syllable_machine_trans_keys[] = {
 	0u, 53u, 11u, 53u, 11u, 53u, 1u, 53u, 23u, 48u, 24u, 47u, 25u, 47u, 26u, 47u, 
 	45u, 46u, 46u, 46u, 24u, 48u, 24u, 48u, 24u, 48u, 1u, 1u, 24u, 48u, 22u, 53u, 
@@ -780,7 +780,7 @@ find_syllables_use (hb_buffer_t *buffer)
   unsigned int act HB_UNUSED;
   int cs;
   
-#line 784 "hb-ot-shaper-use-machine.hh"
+#line 773 "hb-ot-shaper-use-machine.hh"
 	{
 	cs = use_syllable_machine_start;
 	ts = 0;
@@ -793,7 +793,7 @@ find_syllables_use (hb_buffer_t *buffer)
 
   unsigned int syllable_serial = 1;
   
-#line 797 "hb-ot-shaper-use-machine.hh"
+#line 782 "hb-ot-shaper-use-machine.hh"
 	{
 	int _slen;
 	int _trans;
@@ -807,7 +807,7 @@ _resume:
 #line 1 "NONE"
 	{ts = p;}
 	break;
-#line 811 "hb-ot-shaper-use-machine.hh"
+#line 794 "hb-ot-shaper-use-machine.hh"
 	}
 
 	_keys = _use_syllable_machine_trans_keys + (cs<<1);
@@ -897,7 +897,7 @@ _eof_trans:
 #line 171 "hb-ot-shaper-use-machine.rl"
 	{act = 2;}
 	break;
-#line 901 "hb-ot-shaper-use-machine.hh"
+#line 866 "hb-ot-shaper-use-machine.hh"
 	}
 
 _again:
@@ -906,7 +906,7 @@ _again:
 #line 1 "NONE"
 	{ts = 0;}
 	break;
-#line 910 "hb-ot-shaper-use-machine.hh"
+#line 873 "hb-ot-shaper-use-machine.hh"
 	}
 
 	if ( ++p != pe )
diff --git a/src/test-buffer-serialize.cc b/src/test-buffer-serialize.cc
index 8d5a69427..bbebcbe7a 100644
--- a/src/test-buffer-serialize.cc
+++ b/src/test-buffer-serialize.cc
@@ -75,15 +75,15 @@ main (int argc, char **argv)
     while (hb_buffer_deserialize_glyphs (buf,
 					 p, -1, &p,
 					 font,
-					 HB_BUFFER_SERIALIZE_FORMAT_JSON))
+					 HB_BUFFER_SERIALIZE_FORMAT_TEXT))
       ;
     if (*p && *p != '\n')
       ret = false;
 
     hb_buffer_serialize_glyphs (buf, 0, hb_buffer_get_length (buf),
 				out, sizeof (out), nullptr,
-				font, HB_BUFFER_SERIALIZE_FORMAT_JSON,
-				HB_BUFFER_SERIALIZE_FLAG_DEFAULT);
+				font, HB_BUFFER_SERIALIZE_FORMAT_TEXT,
+				HB_BUFFER_SERIALIZE_FLAG_GLYPH_FLAGS);
     puts (out);
   }