Module: Humanized::PredefinedPackages

Defined in:
lib/more/humanized/predefined_packages.rb

Instance Method Summary collapse

Instance Method Details

#define(name, &block) ⇒ Object

Raises:

  • (ArgumentError) 


25
26
27
28
29
30
31
32
33
 
# File 'lib/more/humanized/predefined_packages.rb', line 25

def define(name, &block)
  raise ArgumentError, "define requires a block" unless block_given?
  @sync.synchronize(Sync::EX){
    if predefined_packages.key? name
      raise ArgumentError, "Package  already defined: '#{name}'"
    end
    predefined_packages[name] = block
  }
end

#predefined_packages ⇒ Object 



21
22
23
 
# File 'lib/more/humanized/predefined_packages.rb', line 21

def predefined_packages
  @predefined_packages ||= {}
end

#use(*names) ⇒ Object 



35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'lib/more/humanized/predefined_packages.rb', line 35

def use(*names)
  unloadeable = []
  names.each do |name|
    if predefined_packages.key? name
      package(name) do
        self.instance_eval( &predefined_packages[name] )
      end
    else
      unloadeable << name
    end
  end
  if unloadable.any?
    raise ArgumentError, "Trying to load undefined packages: '#{unloadable.join ', '}'"
  end
  return self
end