Class: DayTime

Inherits:
Object
  • Object
show all
Includes:
Comparable, Enumerable
Defined in:
lib/day_time.rb

Constant Summary collapse

SECONDS_PER_DAY = 
86_399
HM_REGEXP = 
/^(2[0-3]|[01]?[0-9]):([0-5]?[0-9])$/i
HMS_REGEXP = 
/^(2[0-3]|[01]?[0-9]):([0-5]?[0-9]):([0-5]?[0-9])$/i

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arg) ⇒ DayTime

Returns a new instance of DayTime.



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/day_time.rb', line 14

def initialize(arg)
  @seconds_since_midnight = case arg
                            when self.class
                              arg.seconds_since_midnight
                            when Time
                              seconds_from_time(arg)
                            when DateTime
                              seconds_from_time(arg.to_time)
                            when Integer
                              seconds_from_integer(arg)
                            when String
                              seconds_from_time_string(arg)
                            when Hash
                              seconds_from_hash(arg)
                            else
                              raise ArgumentError
                            end
end

Instance Attribute Details

#seconds_since_midnight ⇒ Object (readonly)

Returns the value of attribute seconds_since_midnight.



12
13
14
 
# File 'lib/day_time.rb', line 12

def seconds_since_midnight
  @seconds_since_midnight
end

Instance Method Details

#+(obj) ⇒ Object 



57
58
59
60
 
# File 'lib/day_time.rb', line 57

def +(obj)
  other = DayTime.new(obj)
  DayTime.new(@seconds_since_midnight + other.seconds_since_midnight)
end

#-(obj) ⇒ Object 



62
63
64
65
 
# File 'lib/day_time.rb', line 62

def -(obj)
  other = DayTime.new(obj)
  DayTime.new((@seconds_since_midnight - other.seconds_since_midnight).abs)
end

#<=>(other) ⇒ Object 



45
46
47
 
# File 'lib/day_time.rb', line 45

def <=>(other)
  seconds_since_midnight <=> other.seconds_since_midnight
end

#each ⇒ Object 



53
54
55
 
# File 'lib/day_time.rb', line 53

def each
  1.upto(Float::INFINITY) { |i| yield self + i }
end

#hours ⇒ Object 



33
34
35
 
# File 'lib/day_time.rb', line 33

def hours
  @seconds_since_midnight / (60 ** 2)
end

#minutes ⇒ Object 



37
38
39
 
# File 'lib/day_time.rb', line 37

def minutes
  (@seconds_since_midnight % 60 ** 2) / 60
end

#seconds ⇒ Object 



41
42
43
 
# File 'lib/day_time.rb', line 41

def seconds
  @seconds_since_midnight % 60
end

#succ ⇒ Object 



49
50
51
 
# File 'lib/day_time.rb', line 49

def succ
  self + 1
end

#to_i ⇒ Object 



71
72
73
 
# File 'lib/day_time.rb', line 71

def to_i
  @seconds_since_midnight
end

#to_s ⇒ Object 



67
68
69
 
# File 'lib/day_time.rb', line 67

def to_s
  [hours, minutes, seconds].map { |int| int.to_s.rjust(2, "0") }.join(":")
end