Merge pull request #2411 from simoncozens/fix-fix-contextual-overflow

2021-09-23 12:45:40 +01:00 · 2021-09-23 12:45:40 +01:00 · 19ab25d4ed
commit 19ab25d4ed
parent d01fe58dbf ed833dab74
1 changed files with 9 additions and 8 deletions
--- a/Lib/fontTools/otlLib/builder.py
+++ b/Lib/fontTools/otlLib/builder.py
@ -389,6 +389,7 @@ class ChainContextualBuilder(LookupBuilder):
                candidates[1] = [self.buildFormat1Subtable(ruleset, chaining)]

            for i in [1, 2, 3]:
+                if candidates[i]:
                    try:
                        self.getCompiledSize_(candidates[i])
                    except Exception as e: