requested changes

Author: EquipableMC

src/main/java/ch/njol/skript/conditions/CondIsDivisibleBy.java

@@ -45,14 +45,10 @@ public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelaye
 	@Override
 	public boolean check(Event event) {
 		Number divisorNumber = divisor.getSingle(event);
-		return dividend.check(event, new Checker<Number>() {
-			@Override
-			public boolean check(Number dividendNumber) {
-				double dividend = dividendNumber.doubleValue();
-				double divisor = divisorNumber.doubleValue();
-				return dividend % divisor == 0;
-			}
-		}, isNegated());
+		if (divisorNumber == null)
+			return isNegated();
+		double divisor = divisorNumber.doubleValue();
+		return dividend.check(event, dividendNumber -> (dividendNumber.doubleValue() % divisor == 0), isNegated());
 	}
 
 	@Override

src/test/skript/tests/syntaxes/conditions/CondIsDivisibleBy.sk

@@ -4,5 +4,7 @@ test "is divisible":
 	assert 5 isn't evenly divisible by 0 with "nothing can be divided by 0!"
 	assert 1964903306 is evenly divisible by 982451653 with "1964903306 is divisible by 982451653!"
 	assert {_none} is evenly divisible by 10 to fail with "you cannot divide by <none>!"
-	assert 5, 10, 15 can be evenly divided by 5 with "5, 10, and 15 can be evenly divided by 5!"
-	assert 3, 5, 7 cannot be evenly divided by 2 with "3, 5, and 7 cannot be evenly divided by 2!"
+	assert 5, 10, and 15 can be evenly divided by 5 with "5, 10, and 15 can be evenly divided by 5!"
+	assert 3, 5, and 7 cannot be evenly divided by 2 with "3, 5, and 7 cannot be evenly divided by 2!"
+	assert 5 or 10 or 15 can be evenly divided by 5 with "5 or 10 or 15 can be evenly divided by 5!"
+	assert 3 or 5 or 7 cannot be evenly divided by 2 with "3 or 5 or 7 cannot be evenly divided by 2!"