*Nitpick*: ['0'-'9'] ['0'-'9']* => ['0'-'9']+ #31
Description
The int regular expression is probably better written as ['0'-'9']+ rather than ['0'-'9'] ['0'-'9']*.
{{ message }}
The int regular expression is probably better written as ['0'-'9']+ rather than ['0'-'9'] ['0'-'9']*.