docopt(doc::AbstractString,
       args=ARGS;
       version=nothing,
       help::Bool=true,
       options_first::Bool=false,
       exit_on_error::Bool=true)

Parse command-line arguments according to a help message.

Parsed command-line arguments are retuned as a dictionary of arguments of type Dict{AbstractString,Any}; keys are argument names or flag names, and values are argument values passed to the command-line arguments.

See http://docopt.org/ for the description language of help.

Arguments

• doc: description of your command-line interface.
• args=ARGS: argument vector to be parsed.
• version=nothing: version of your command-line tool (e.g. v"1.0.2").
• help=true: show the help when '-h' or '–help' is passed.
• options_first=false: force options to precede positional arguments.
• exit_on_error=true: print the usage and exit when parsing error happens.