From 17feda460879362e0d5b2ede1463f30c31d9a172 Mon Sep 17 00:00:00 2001
From: Simon Cozens <simon@simon-cozens.org>
Date: Mon, 5 Sep 2022 12:58:00 +0100
Subject: [PATCH] Cythonize lexer (#2799)

---
 Lib/fontTools/feaLib/lexer.py | 6 ++++++
 setup.py                      | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/Lib/fontTools/feaLib/lexer.py b/Lib/fontTools/feaLib/lexer.py
index 140fbd829..478383f1f 100644
--- a/Lib/fontTools/feaLib/lexer.py
+++ b/Lib/fontTools/feaLib/lexer.py
@@ -3,6 +3,12 @@ from fontTools.feaLib.location import FeatureLibLocation
 import re
 import os
 
+try:
+    import cython
+except ImportError:
+    # if cython not installed, use mock module with no-op decorators and types
+    from fontTools.misc import cython
+
 
 class Lexer(object):
     NUMBER = "NUMBER"
diff --git a/setup.py b/setup.py
index 216e23d86..39ef09b4a 100755
--- a/setup.py
+++ b/setup.py
@@ -74,6 +74,9 @@ if with_cython is True or (with_cython is None and has_cython):
 	ext_modules.append(
 		Extension("fontTools.varLib.iup", ["Lib/fontTools/varLib/iup.py"]),
 	)
+	ext_modules.append(
+		Extension("fontTools.feaLib.lexer", ["Lib/fontTools/feaLib/lexer.py"]),
+	)
 
 extras_require = {
 	# for fontTools.ufoLib: to read/write UFO fonts