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-rw-r--r--builtin/common/misc_helpers.lua9
1 files changed, 9 insertions, 0 deletions
diff --git a/builtin/common/misc_helpers.lua b/builtin/common/misc_helpers.lua
index 0f3897f47..d5f25f2fe 100644
--- a/builtin/common/misc_helpers.lua
+++ b/builtin/common/misc_helpers.lua
@@ -244,6 +244,15 @@ function math.factorial(x)
return v
end
+
+function math.round(x)
+ if x >= 0 then
+ return math.floor(x + 0.5)
+ end
+ return math.ceil(x - 0.5)
+end
+
+
function core.formspec_escape(text)
if text ~= nil then
text = string.gsub(text,"\\","\\\\")