     assert Float.round(5.5e-10, 10) === 5.0e-10
     assert Float.round(5.5e-10, 8) === 0.0
     assert Float.round(5.0, 0) === 5.0
-    assert_raise ArgumentError, "precision 16 is out of valid range of 0..15" , fn ->
+
+    assert_raise ArgumentError, "precision 16 is out of valid range of 0..15", fn ->
       Float.round(1.1, 16)
     end
   end


    assert Float.ceil(0.0, 2) === 0.0

    assert_raise ArgumentError, "precision 16 is out of valid range of 0..15" , fn ->
      Float.ceil(1.1, 16)
    end
  end

    assert Float.floor(12.32453e-20, 2) === 0.0
    assert Float.floor(-12.32453e-20, 2) === -0.01

    assert_raise ArgumentError, "precision 16 is out of valid range of 0..15", fn ->
      Float.floor(1.1, 16)
    end
  end
