32 lines
851 B
Ruby
32 lines
851 B
Ruby
require_relative '../dencli'
|
|
|
|
class DenCli::CMD
|
|
attr_reader :parent, :name, :desc, :exe, :completion
|
|
|
|
def initialize parent, name, desc, exe
|
|
raise "Proc expected, instead of: #{exe.inspect}" unless Proc === exe
|
|
@parent, @name, @desc, @exe = parent, name, desc, exe
|
|
completion {|*a| [] }
|
|
end
|
|
|
|
def _full_cmd( post) parent._full_cmd [@name]+post end
|
|
def full_cmd() _full_cmd [] end
|
|
def call( *a) @exe.call *a end
|
|
def help() "#{parent.full_cmd.join ' '} #{name}\n#{ desc}" end
|
|
|
|
def complete( *pre, str) @completion.call *pre, str end
|
|
|
|
def completion &exe
|
|
@completion = exe
|
|
self
|
|
end
|
|
|
|
def inspect
|
|
"#<%s:0x%x %s @name=%p @desc=%p @parent=<%s:0x%x %s> @exe=<arity=%d>>" % [
|
|
self.class.name, self.object_id, self.full_cmd,
|
|
@name, @desc, @parent.class.name, @parent.class.object_id, @parent.full_cmd,
|
|
@exe.arity
|
|
]
|
|
end
|
|
end
|