Class: Object

Inherits:
BasicObject
Defined in:
lib/mug/bool.rb,
lib/mug/self.rb,
lib/mug/maybe.rb,
lib/mug/iterator/for.rb,
lib/mug/fragile-method-chain.rb

Instance Method Summary collapse

Instance Method Details

#_? ⇒ Boolean

Begins a FragileMethodChain.

Returns:

  • (Boolean) 


50
51
52
 
# File 'lib/mug/fragile-method-chain.rb', line 50

def _?
  FragileMethodChain.new(self)
end

#iter_for(meth, *args) ⇒ Object Also known as: to_iter

Creates a new Iterator for the method named meth



8
9
10
 
# File 'lib/mug/iterator/for.rb', line 8

def iter_for meth, *args
  Iterator.new self, meth, *args
end

#maybe(&b) ⇒ Object

Do something if this object is truthy.

If a block is given, it is executed in the context of this object, iff this object is neither nil nor false.

If no block is given, returns a MaybeDelegator object.



35
36
37
38
39
40
41
 
# File 'lib/mug/maybe.rb', line 35

def maybe &b
  if b
    self && instance_eval(&b)
  else
    MaybeDelegator.new(self)
  end
end

#self(&block) ⇒ Object

Returns this object.

If a block is given, this object is yielded to it, and the result is returned.



9
10
11
12
13
14
15
 
# File 'lib/mug/self.rb', line 9

def self(&block)
  if block_given?
    yield self
  else
    self
  end
end

#to_b ⇒ Object

Converts obj to a boolean.



20
21
22
 
# File 'lib/mug/bool.rb', line 20

def to_b
  true
end

#to_bool ⇒ Object

Converts obj to a boolean.



13
14
15
 
# File 'lib/mug/bool.rb', line 13

def to_bool
  true
end