 
     assert Float.ceil(0.0, 2) === 0.0
 
-    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.ceil(1.1, 16)
     end
   end

    assert Float.parse("++1.2") === :error
    assert Float.parse("pi") === :error
    assert Float.parse("1.7976931348623157e308") === {1.7976931348623157e308, ""}
    assert_raise ArgumentError, fn ->
      Float.parse("1.7976931348623159e308")
    end

    assert Float.parse("12") === {12.0, ""}
    assert Float.parse("-12") === {-12.0, ""}
    assert Float.parse("-0.1") === {-0.1, ""}
    assert Float.parse("123456789") === {123_456_789.0, ""}
    assert Float.parse("12.5") === {12.5, ""}
    assert Float.parse("12.524235") === {12.524235, ""}
    assert Float.parse("-12.5") === {-12.5, ""}
