Method: Dry::CLI::Usage.commands_and_arguments

Defined in:
lib/dry/cli/usage.rb

.commands_and_arguments(result) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Since:

  • 0.1.0



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# File 'lib/dry/cli/usage.rb', line 33

def self.commands_and_arguments(result)
  max_length = 0
  ret        = commands(result).each_with_object({}) do |(name, node), memo|
    args = if node.command && node.leaf? && node.children?
             ROOT_COMMAND_WITH_SUBCOMMANDS_BANNER
           elsif node.leaf?
             arguments(node.command)
           else
             SUBCOMMAND_BANNER
           end

    partial       = "  #{command_name(result, name)}#{args}"
    max_length    = partial.bytesize if max_length < partial.bytesize
    memo[partial] = node
  end

  [max_length, ret]
end