[Issue 8851] std.string.join should allow 'char' as joiner

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=8851

--- Comment #14 from Andrej Mitrovic <andrej.mitrov...@gmail.com> ---
import std.string;

void main()
{
    char sep = '|';
    string z = ["foo", "bar"].join(sep.only);
}

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