Module: TraceVisualization::Utils

Defined in:
lib/trace_visualization/utils.rb

Class Method Summary collapse

Class Method Details

.lines_pos(str) ⇒ Object

Get the start position of lines



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# File 'lib/trace_visualization/utils.rb', line 9

def self.lines_pos(str)
  lines_pos = [0]
  pos = -1

  while (pos = str.index(/\n/, pos + 1))
    lines_pos << pos + 1 if pos + 1 < str.length
  end

  lines_pos
end

.rhash(lp, rp) ⇒ Object 



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# File 'lib/trace_visualization/utils.rb', line 4

def self.rhash(lp, rp)
  lp.hash + rp.hash
end

.rs_by_line(rs, lines_pos, rs_by_line) ⇒ Object

Repetitions by line



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# File 'lib/trace_visualization/utils.rb', line 21

def self.rs_by_line(rs, lines_pos, rs_by_line)
  for r in rs
    r_pos = r.left_positions
    r.lines = []
    i, j = 0, 0
  
    while (i < lines_pos.size && j < r_pos.size)
      a, b = lines_pos[i], (i + 1 < lines_pos.size ? lines_pos[i + 1] : 2**32)
    
      if a <= r_pos[j] && r_pos[j] < b
        rs_by_line[i] << [r, r_pos[j]]
        r.lines << i
      
        j += 1
      else
        i += 1
      end        
    end
  end

  rs_by_line.each { |item| item.sort! { |a, b| a[1] <=> b[1] } }

  rs_by_line
end