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only check min < val < max if min and max are defined

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This commit is contained in:
Shish 2015-10-19 07:19:53 +01:00
parent 0855c7e9c4
commit f8cb2e96e4
1 changed files with 3 additions and 1 deletions
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4
core/util.inc.php
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@ -137,7 +137,9 @@ function clamp($val, $min, $max) {
if(!is_null($max) && $val > $max) { if(!is_null($max) && $val > $max) {
$val = $max; $val = $max;
} }
assert('$val >= $min && $val <= $max', "$min <= $val <= $max"); if(!is_null($min) && !is_null($max)) {
assert('$val >= $min && $val <= $max', "$min <= $val <= $max");
}
return $val; return $val;
} }