Error: cannot deduce function from argument types

[Sisor]

On Saturday, 5 May 2018 at 17:06:13 UTC, Neia Neutuladh wrote:
> On Saturday, 5 May 2018 at 16:42:12 UTC, Sisor wrote:
>> Error: template std.string.stripRight cannot deduce function 
>> from argument types
>
> You used 
> http://dpldocs.info/experimental-docs/std.string.stripRight.html
>
> This function only takes one argument and strips whitespace.
>
> You want 
> http://dpldocs.info/experimental-docs/std.algorithm.mutation.stripRight.1.html
>
> This function can take two arguments and strips the second from 
> the first.

https://dlang.org/phobos/std_string.html#.stripRight has an 
overload with a second argument.

The std.algorithm.mutation version does only work with my second 
solution, which solves the problem. So thanks!

But I still don't understand the problem.