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-rw-r--r--util/interpolation.lua4
1 files changed, 2 insertions, 2 deletions
diff --git a/util/interpolation.lua b/util/interpolation.lua
index 808a45f2..acae901c 100644
--- a/util/interpolation.lua
+++ b/util/interpolation.lua
@@ -43,11 +43,11 @@ local function new_render(pat, escape, funcs)
end
end
if funcs then
- while value ~= nil and opt == '|' do
+ while opt == '|' do
local f;
f, raw, opt, e = s_match(block, "^([%a_][%w_.]*)(!?)(%p?)()", e);
f = funcs[f];
- if f then value = f(value); end
+ if value ~= nil and f then value = f(value); end
end
end
if opt == '#' or opt == '%' then