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Diffstat (limited to 'lib/leap_cli/commands/common.rb')
| -rw-r--r-- | lib/leap_cli/commands/common.rb | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/leap_cli/commands/common.rb b/lib/leap_cli/commands/common.rb new file mode 100644 index 0000000..7bf49db --- /dev/null +++ b/lib/leap_cli/commands/common.rb @@ -0,0 +1,61 @@ +# +# Some common helpers available to all LeapCli::Commands +# +# This also includes utility methods, and makes all instance +# methods available as class methods. +# + +module LeapCli + module Commands + + extend self + extend LeapCli::Log + extend LeapCli::Util + extend LeapCli::Util::RemoteCommand + + protected + + def path(name) + Path.named_path(name) + end + + # + # keeps prompting the user for a numbered choice, until they pick a good one or bail out. + # + # block is yielded and is responsible for rendering the choices. + # + def numbered_choice_menu(msg, items, &block) + while true + say("\n" + msg + ':') + items.each_with_index &block + say("q. quit") + index = ask("number 1-#{items.length}> ") + if index.empty? + next + elsif index =~ /q/ + bail! + else + i = index.to_i - 1 + if i < 0 || i >= items.length + bail! + else + return i + end + end + end + end + + def parse_node_list(nodes) + if nodes.is_a? Config::Object + Config::ObjectList.new(nodes) + elsif nodes.is_a? Config::ObjectList + nodes + elsif nodes.is_a? String + manager.filter!(nodes) + else + bail! "argument error" + end + end + + end +end
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