Fixed Issue #14.

2018-09-08 15:26:00 -05:00 · 2018-09-08 15:26:00 -05:00 · 6a27431f81
commit 6a27431f81
parent a33ff221e5
2 changed files with 4 additions and 1 deletions
--- a/3
+++ b/3
@ -1,5 +1,8 @@
 Version 0.4
 -----------
+9/8/2018   Fixed Issue #14.  YaccProduction index property causes
+           AttributeError if index is 0
+
 9/5/2018   Added support for getattr() and related functions on
           productions.

--- a/sly/yacc.py
+++ b/sly/yacc.py
@ -139,7 +139,7 @@ class YaccProduction:
            if isinstance(tok, YaccSymbol):
                continue
            index = getattr(tok, 'index', None)
-            if index:
+            if index is not None:
                return index
        raise AttributeError('No index attribute found')