Class: River::UniqueBitmask

Inherits:
Object
  • Object
show all
Defined in:
lib/unique_bitmask.rb

Class Method Summary collapse

Class Method Details

.from_states(states) ⇒ Object 



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# File 'lib/unique_bitmask.rb', line 15

def self.from_states(states)
  val = 0

  states.each do |state|
    bit_index = JOB_STATE_BIT_POSITIONS[state]

    bit_position = 7 - (bit_index % 8)
    val |= 1 << bit_position
  end

  format("%08b", val)
end

.to_states(mask) ⇒ Object 



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# File 'lib/unique_bitmask.rb', line 28

def self.to_states(mask)
  states = [] #: Array[jobStateAll] # rubocop:disable Layout/LeadingCommentSpace

  JOB_STATE_BIT_POSITIONS.each do |state, bit_index|
    bit_position = 7 - (bit_index % 8)
    if (mask & (1 << bit_position)) != 0
      states << state
    end
  end

  states.sort
end