Module: Kind::Function

Defined in:
lib/kind/function.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extended(base) ⇒ Object 



19
20
21
 
# File 'lib/kind/function.rb', line 19

def self.extended(base)
  base.extend(Kind.of_module(base))
end

.included(_) ⇒ Object

Raises:

  • (RuntimeError) 


15
16
17
 
# File 'lib/kind/function.rb', line 15

def self.included(_)
  raise RuntimeError, "The Kind::Function can't be included, it can be only extended."
end

Instance Method Details

#kind_function! ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
# File 'lib/kind/function.rb', line 23

def kind_function!
  return self if Kind.is?(Behavior, self)

  KIND.respond_to!(:call, self).extend(Behavior)

  if method(:call).parameters.empty?
    raise ArgumentError, "#{self.name}.call must receive at least one argument"
  end

  self.instance_eval(
    'def to_proc; @to_proc ||= method(:call).to_proc; end' \
    "\n" \
    'def curry; @curry ||= to_proc.curry; end'
  )

  self.to_proc
  self.curry
  self
end