Default ligature anchor numbers to 1 if unset

googlefonts · Nov 20, 2024 · f86ea2b · f86ea2b
1 parent d05c7f3
commit f86ea2b
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Lib/ufo2ft/featureWriters/markFeatureWriter.py b/Lib/ufo2ft/featureWriters/markFeatureWriter.py
@@ -738,9 +738,10 @@ def _makeContextualAttachments(self, glyphClass, liga=False):
                 # Skip non-contextual anchors
                 if not anchor.isContextual:
                     continue
-                # If we are building the mark2liga lookup, skip anchors without a number
+                # If we are building the mark2liga lookup, default the anchor
+                # number to 1 if it's unset
                 if liga and anchor.number is None:
-                    continue
+                    anchor.number = 1
                 # If we are building the mark2base lookup, skip anchors with a number
                 if not liga and anchor.number is not None:
                     continue