Module: Xot::Hookable

Defined in:
lib/xot/hookable.rb

Instance Method Summary collapse

Instance Method Details

#after(name, &block) ⇒ Object 



26
27
28
29
30
31
32
 
# File 'lib/xot/hookable.rb', line 26

def after(name, &block)
  hook name do |*a, &b|
    ret = super(*a, &b)
    block.call(*a, &b)
    ret
  end
end

#before(name, &block) ⇒ Object 



20
21
22
23
24
 
# File 'lib/xot/hookable.rb', line 20

def before(name, &block)
  hook name do |*a, &b|
    super(*a, &b) unless block.call(*a, &b) == :skip
  end
end

#hook(name, &block) ⇒ Object 



9
10
11
12
 
# File 'lib/xot/hookable.rb', line 9

def hook(name, &block)
  singleton_class.__send__ :define_method, name, &block
  self
end

#on(name, &block) ⇒ Object 



14
15
16
17
18
 
# File 'lib/xot/hookable.rb', line 14

def on(name, &block)
  hook name do |*a, &b|
    block.call(*a, &b)
  end
end