Merge pull request #34 from jenskutilek/ttf-instructions-maxp

Fix maxp extraction for non-TTF

Author: typemytype

Lib/extractor/formats/opentype.py

@@ -62,6 +62,9 @@ def extractGlyphOrder(source, destination):
 
 
 def extractInstructions(source, destination):
+    if "glyf" not in source:
+        return
+
     lib = destination.lib["public.truetype.instructions"] = {
         "formatVersion": 1,
         "maxFunctionDefs": 0,