Class: Lockfile::SleepCycle

Inherits:
Array
  • Object
show all
Defined in:
lib/rq/lockfile.rb

Instance Attribute Summary collapse

Attributes included from Fieldable

#fieldset

Instance Method Summary collapse

Methods inherited from Array

fields

Methods included from Fieldable

#fields, #fields=

Constructor Details

#initialize(min, max, inc) ⇒ SleepCycle

Returns a new instance of SleepCycle.

Raises:

  • (RangeError) 


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# File 'lib/rq/lockfile.rb', line 27

def initialize min, max, inc
#--{{{
  @min, @max, @inc = Float(min), Float(max), Float(inc)
  @range = @max - @min
  raise RangeError, "max(#{ @max }) <= min(#{ @min })" if @max <= @min
  raise RangeError, "inc(#{ @inc }) > range(#{ @range })" if @inc > @range
  raise RangeError, "inc(#{ @inc }) <= 0" if @inc <= 0
  raise RangeError, "range(#{ @range }) <= 0" if @range <= 0
  s = @min
  push(s) and s += @inc while(s <= @max)
  self[-1] = @max if self[-1] < @max
  reset
#--}}}
end

Instance Attribute Details

#inc ⇒ Object (readonly)

Returns the value of attribute inc.



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# File 'lib/rq/lockfile.rb', line 26

def inc
  @inc
end

#max ⇒ Object (readonly)

Returns the value of attribute max.



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# File 'lib/rq/lockfile.rb', line 24

def max
  @max
end

#min ⇒ Object (readonly)

–{{{



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# File 'lib/rq/lockfile.rb', line 23

def min
  @min
end

#range ⇒ Object (readonly)

Returns the value of attribute range.



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# File 'lib/rq/lockfile.rb', line 25

def range
  @range
end

Instance Method Details

#next ⇒ Object

–}}}



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# File 'lib/rq/lockfile.rb', line 41

def next
#--{{{
  ret = self[@idx]
  @idx = ((@idx + 1) % self.size)
  ret
#--}}}
end

#reset ⇒ Object

–}}}



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# File 'lib/rq/lockfile.rb', line 48

def reset
#--{{{
  @idx = 0
#--}}}
end