Adding README mention

Henry Fredrick Schreiner · Henry Schreiner
1 parent ce007eb5
Showing 2 changed files with 3 additions and 2 deletions
README.md
include/CLI/App.hpp
@@ -210,6 +210,7 @@ There are several options that are supported on the main app and subcommands. Th
 * `.set_callback(void() function)`: Set the callback that runs at the end of parsing. The options have already run at this point.
 * `.allow_extras()`: Do not throw an error if extra arguments are left over
 * `.prefix_command()`: Like `allow_extras`, but stop immediately on the first unrecognised item. It is ideal for allowing your app or subcommand to be a "prefix" to calling another app.
+* `.set_footer(message)`: Set text to appear at the bottom of the help string.
 > Note: if you have a fixed number of required positional options, that will match before subcommand names.
@@ -836,8 +836,8 @@ class App {
                 detail::format_help(out, com->get_name(), com->description_, wid);
         }
-        if (!footer_.empty()) {
-          out << std::endl << footer_ << std::endl;
+        if(!footer_.empty()) {
+            out << std::endl << footer_ << std::endl;
         }
         return out.str();