HelpSectionTextContent

import std.exception : assertThrown;

auto options = HelpSectionOptions("\t", 7 + 2); // '+ 2' is for the prefix + ending new line. 7 is the wanted char limit.
auto content = new HelpSectionTextContent("Hey Hip Lell Loll");
assert(content.getContent(options) == 
    "\tHey Hip\n"
   ~"\tLell Lo\n"
   ~"\tll",

    "\n"~content.getContent(options)
);

options.lineCharLimit = 200;
assert(content.getContent(options) == "\tHey Hip Lell Loll");

options.lineCharLimit = 2; // Enough for the prefix and ending new line, but not enough for any piece of text.
assertThrown(content.getContent(options));

options.lineCharLimit = 3; // Useable, but not readable.
assert(content.getContent(options) ==
    "\tH\n"
   ~"\te\n"
   ~"\ty\n"

   ~"\tH\n"
   ~"\ti\n"
   ~"\tp\n"

   ~"\tL\n"
   ~"\te\n"
   ~"\tl\n"
   ~"\tl\n"

   ~"\tL\n"
   ~"\to\n"
   ~"\tl\n"
   ~"\tl"
);