Class: Month

Inherits:
Object
  • Object
show all
Includes:
Comparable, DateRange
Defined in:
lib/funtimes/month.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from DateRange

#&, #days, #encompasses, #intersects, #months, #number_of_days_in, #quarters, #same_range_as, #weeks, #|

Constructor Details

#initialize(month, year) ⇒ Month

Returns a new instance of Month.



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# File 'lib/funtimes/month.rb', line 13

def initialize(month, year)
  @number, @year = month, year
  @start_date = DateTime.new(@year, @number, 1)
  @end_date = DateTime.new(next_months_start.year, next_months_start.month, 1) - 1
end

Instance Attribute Details

#end_date ⇒ Object

Returns the value of attribute end_date.



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# File 'lib/funtimes/month.rb', line 7

def end_date
  @end_date
end

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/funtimes/month.rb', line 7

def number
  @number
end

#start_date ⇒ Object

Returns the value of attribute start_date.



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# File 'lib/funtimes/month.rb', line 7

def start_date
  @start_date
end

#year ⇒ Object

Returns the value of attribute year.



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# File 'lib/funtimes/month.rb', line 7

def year
  @year
end

Class Method Details

.from(date) ⇒ Object 



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# File 'lib/funtimes/month.rb', line 9

def self.from(date)
  Month.new(date.month, date.year)
end

Instance Method Details

#+(amount) ⇒ Object 



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# File 'lib/funtimes/month.rb', line 41

def + (amount)
  rv = self
  amount.times {rv = rv.succ}
  rv
end

#-(amount) ⇒ Object 



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# File 'lib/funtimes/month.rb', line 47

def -(amount)
  rv = self
  amount.times {rv = rv.prev}
  rv
end

#<=>(other) ⇒ Object 



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# File 'lib/funtimes/month.rb', line 27

def <=> (other)
  return @year <=> other.year unless @year == other.year
  @number <=> other.number
end

#name ⇒ Object 



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# File 'lib/funtimes/month.rb', line 23

def name
  @start_date.strftime("%B")
end

#prev ⇒ Object 



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# File 'lib/funtimes/month.rb', line 36

def prev
  return Month.new(12, @year-1) if (@number == 1)
  Month.new @number-1, @year
end

#succ ⇒ Object 



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# File 'lib/funtimes/month.rb', line 32

def succ
  Month.from next_months_start
end

#to_s ⇒ Object 



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# File 'lib/funtimes/month.rb', line 19

def to_s
  "#{name} #{@year}"
end