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-rw-r--r--util/format.lua2
1 files changed, 2 insertions, 0 deletions
diff --git a/util/format.lua b/util/format.lua
index e93c9096..1cd8d81b 100644
--- a/util/format.lua
+++ b/util/format.lua
@@ -69,6 +69,8 @@ local function format(formatstring, ...)
if option == "s" and t == "string" and not arg:find("[%z\1-\31\128-\255]") then
-- No UTF-8 or control characters, assumed to be the common case.
return
+ elseif t == "number" then
+ if option == "g" or (option == "d" and num_type(arg) == "integer") then return end
elseif option == "s" and t ~= "string" then
arg = tostring(arg);
t = "string";