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Diffstat (limited to 'Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua')
-rw-r--r--Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua4
1 files changed, 2 insertions, 2 deletions
diff --git a/Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua b/Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua
index f087f1a4ce2..8d11080e7fc 100644
--- a/Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua
+++ b/Master/texmf-dist/tex/luatex/lualibs/lualibs-boolean.lua
@@ -59,9 +59,9 @@ end
function string.is_boolean(str,default)
if type(str) == "string" then
- if str == "true" or str == "yes" or str == "on" or str == "t" then
+ if str == "true" or str == "yes" or str == "on" or str == "t" or str == "1" then
return true
- elseif str == "false" or str == "no" or str == "off" or str == "f" then
+ elseif str == "false" or str == "no" or str == "off" or str == "f" or str == "0" then
return false
end
end