Class: Object

Inherits:
BasicObject
Defined in:
lib/constant-redefinition.rb

Instance Method Summary collapse

Instance Method Details

#define_if_not_defined(const, value) ⇒ Object 



2
3
4
5
6
7
8
9
 
# File 'lib/constant-redefinition.rb', line 2

def define_if_not_defined(const, value)
  mod = self.is_a?(Module) ? self : self.class
  mod.const_set(const, value) unless mod.const_defined?(const)
  if block_given?
    yield      
    mod.send(:remove_const, const) if mod.const_defined?(const)
  end
end

#redefine_without_warning(const, value) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/constant-redefinition.rb', line 11

def redefine_without_warning(const, value)
  mod = self.is_a?(Module) ? self : self.class
  if block_given?
    original_value = mod.const_get(const) if mod.const_defined?(const)
    constant_was_set = mod.const_defined?(const)
    mod.send(:remove_const, const) if mod.const_defined?(const)
    mod.const_set(const, value)
    yield
    mod.send(:remove_const, const) if mod.const_defined?(const)
    mod.const_set(const, original_value) if constant_was_set
  else
    mod.send(:remove_const, const) if mod.const_defined?(const)
    mod.const_set(const, value)
  end
end