golang-github-svent-go-flags-dev - 1-2 main

This library provides similar functionality to the builtin flag library
of go, but provides much more functionality and nicer formatting.
Supported features are:
.
* Options with short names (-v)
* Options with long names (--verbose)
* Options with and without arguments (bool v.s. other type)
* Options with optional arguments and default values
* Multiple option groups each containing a set of options
* Generate and print well-formatted help message
* Passing remaining command line arguments after -- (optional)
* Ignoring unknown command line options (optional)
* Supports -I/usr/include -I=/usr/include -I /usr/include option
argument specification
* Supports multiple short options -aux
* Supports all primitive go types (string, int{8..64}, uint{8..64},
float)
* Supports same option multiple times (can store in slice or last option
counts)
* Supports maps
* Supports function callbacks
* Supports namespaces for (nested) option groups