def options
OptionParser.new do |o|
o.set_summary_indent(' ')
o.banner = "Usage: #{@base_command.script_name} list [OPTIONS] [PATTERN]"
o.define_head "List available plugins."
o.separator ""
o.separator "Options:"
o.separator ""
o.on( "-s", "--source=URL1,URL2", Array,
"Use the specified plugin repositories.") {|@sources| @remote = true; @cached = false }
o.on( "--local",
"List locally installed plugins.") {|@local| @cached = false }
o.on( "--cached",
"List the known plugins in the local sources cache. This is the default behavior.") {|@cached|}
o.on( "--remote",
"List remotely available plugins.",
"unless --local is provided.") {|@remote| @cached = false }
end
end