Class: Runt::REWeek

Inherits:
Object
  • Object
show all
Includes:
TExpr
Defined in:
lib/runt/temporalexpression.rb

Overview

TExpr that matches days of the week within one week only.

If start and end day are equal, the entire week will match true.

See also: Date

Constant Summary collapse

VALID_RANGE = 
0..6

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from TExpr

#&, #-, #and, #dates, #minus, #or, #|

Constructor Details

#initialize(start_day, end_day = 6) ⇒ REWeek

Creates a REWeek using the supplied start day(range = 0..6, where 0=>Sunday) and an optional end day. If an end day is not supplied, the maximum value (6 => Saturday) is assumed.



431
432
433
434
435
 
# File 'lib/runt/temporalexpression.rb', line 431

def initialize(start_day,end_day=6)
  validate(start_day,end_day)
  @start_day = start_day
  @end_day = end_day
end

Instance Attribute Details

#end_day ⇒ Object (readonly)

Returns the value of attribute end_day.



425
426
427
 
# File 'lib/runt/temporalexpression.rb', line 425

def end_day
  @end_day
end

#start_day ⇒ Object (readonly)

Returns the value of attribute start_day.



425
426
427
 
# File 'lib/runt/temporalexpression.rb', line 425

def start_day
  @start_day
end

Instance Method Details

#==(o) ⇒ Object 



437
438
439
 
# File 'lib/runt/temporalexpression.rb', line 437

def ==(o)
  o.is_a?(REWeek) ? start_day == o.start_day && end_day == o.end_day : super(o)
end

#include?(date) ⇒ Boolean

Returns:

  • (Boolean) 


441
442
443
444
445
446
447
448
 
# File 'lib/runt/temporalexpression.rb', line 441

def include?(date)
  return true if all_week?
  if @start_day < @end_day
    @start_day<=date.wday && @end_day>=date.wday
  else
    (@start_day<=date.wday && 6 >=date.wday) || (0 <=date.wday && @end_day >=date.wday)
  end
end

#to_s ⇒ Object 



450
451
452
453
 
# File 'lib/runt/temporalexpression.rb', line 450

def to_s
  return "all week" if all_week?
  "#{Runt.day_name(@start_day)} through #{Runt.day_name(@end_day)}" 
end