Class: Sleep2

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/sleep2.rb,
lib/sleep2/version.rb

Constant Summary collapse

VERSION = 
"0.3.0"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(time_interval) ⇒ Sleep2

Returns a new instance of Sleep2.



13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/sleep2.rb', line 13

def initialize time_interval
  if time_interval.class.ancestors.include?(Numeric)
    self.duration = time_interval.to_f
  elsif time_interval.class == self.class
    self.duration = time_interval.duration.to_f
  else
    msg = "can't convert #{time_interval.class} into time interval"
    raise TypeError, msg
  end
  @new = true
end

Instance Attribute Details

#duration ⇒ Object

Returns the value of attribute duration.



10
11
12
 
# File 'lib/sleep2.rb', line 10

def duration
  @duration
end

#new=(value) ⇒ Object (writeonly)

Sets the attribute new

Parameters:

  • value —

    the value to set the attribute new to.



11
12
13
 
# File 'lib/sleep2.rb', line 11

def new=(value)
  @new = value
end

#sleep_proc ⇒ Object

Returns the value of attribute sleep_proc.



10
11
12
 
# File 'lib/sleep2.rb', line 10

def sleep_proc
  @sleep_proc
end

Class Method Details

.[](duration) ⇒ Object 



6
7
8
 
# File 'lib/sleep2.rb', line 6

def self.[] duration
  new duration
end

Instance Method Details

#<=>(other) ⇒ Object

Makes sleep instance comparable with another object of its type and integer



52
53
54
55
56
57
58
 
# File 'lib/sleep2.rb', line 52

def <=>(other)
  if other.kind_of? self.class
    self.duration <=> other.duration
  elsif other.kind_of? Integer
    self.duration <=> other
  end
end

#[](new_duration) ⇒ Object 



39
40
41
 
# File 'lib/sleep2.rb', line 39

def [] new_duration
  self.duration = new_duration
end

#inspect ⇒ Object 



29
30
31
32
33
34
35
36
37
 
# File 'lib/sleep2.rb', line 29

def inspect
  # Avoids sleeping the first time it is called (the moment of instantiation)
  unless new?
    self.sleep_proc.call
  else
    self.new        = false
    self.sleep_proc = proc { sleep duration }
  end
end

#new? ⇒ Boolean

Returns:

  • (Boolean) 


25
26
27
 
# File 'lib/sleep2.rb', line 25

def new?
  @new
end