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Contents
module UltraCommandLine
module Manager
module Commands
include UltraCommandLine::Manager::CmdLineArgs
def commands
@commands ||= []
end
def root_command
return nil if commands.empty?
l = commands.select {|c| c.root_command? && c.name.empty? }
raise UltraCommandLine::Error, 'Wrong commands definition !' unless l.count == 1
l.first
end
def aliases_consistent?
# including aliases
full_names_list = []
commands.each do |command|
if command.root_command?
return false unless command.name.empty? && command.aliases == [command.name]
else
command.aliases.each do |alias_name|
return false if full_names_list.include? alias_name.to_s
full_names_list << alias_name.to_s
end
end
end
true
end
def command(cmd_line_args = self.cmd_line_args)
command_alias = cmd_line_args.empty? ? '' : cmd_line_args.first
command_by_alias(command_alias) || root_command
end
def command_by_alias(command_alias)
raise UltraCommandLine::Error, 'command names/aliases are not consistent !' unless aliases_consistent?
candidates = commands.select do |command|
command.aliases.map(&:to_s).include? command_alias.to_s
end
# raise UltraCommandLine::Error, "There is no command named '#{command_alias}'!" unless candidates.siez == 1
candidates.size == 1 ? candidates.first : nil
end
def cmd_line_args_for_command(command)
if command.root_command?
cmd_line_args
else
clfc = cmd_line_args.dup
clfc.shift
clfc
end
end
protected
attr_writer :commands
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems