Class: Squared::Common::JoinSet

Inherits:
Set
  • Object
show all
Defined in:
lib/squared/common/class.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data = [], delim: ' ') ⇒ JoinSet

Returns a new instance of JoinSet.



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# File 'lib/squared/common/class.rb', line 39

def initialize(data = [], delim: ' ')
  super(data.compact)
  @delim = delim
end

Instance Attribute Details

#delim ⇒ Object (readonly)

Returns the value of attribute delim.



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# File 'lib/squared/common/class.rb', line 37

def delim
  @delim
end

Class Method Details

.to_s ⇒ Object 



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# File 'lib/squared/common/class.rb', line 33

def self.to_s
  super[/[^:]+\z/, 0]
end

Instance Method Details

#done ⇒ Object 



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# File 'lib/squared/common/class.rb', line 84

def done
  ret = to_s
  clear
  ret
end

#last(val, pat) ⇒ Object 



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# File 'lib/squared/common/class.rb', line 44

def last(val, pat)
  (@last ||= []).push([val, pat, $1]) if val =~ pat
  self << val
end

#pass(&blk) ⇒ Object 



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# File 'lib/squared/common/class.rb', line 49

def pass(&blk)
  ret = to_a.map!(&:to_s).reject(&:empty?)
  @last&.each do |val, pat, key|
    i = []
    j = nil
    ret.each_with_index do |opt, index|
      if opt == val
        j = index
      elsif j && opt =~ pat && $1 == key
        i << index
      end
    end
    next unless j && !i.empty?

    val = ret[j]
    cur = j
    i.each do |k|
      ret[cur] = ret[k]
      cur = k
    end
    ret[i.last] = val
  end
  block_given? ? ret.reject(&blk) : ret
end

#temp(*args, &blk) ⇒ Object 



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# File 'lib/squared/common/class.rb', line 74

def temp(*args, &blk)
  args.compact!
  ret = pass(&blk)
  unless args.empty?
    ret += args
    ret = Set.new(ret).to_a
  end
  ret.join(@delim)
end

#to_s ⇒ Object 



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# File 'lib/squared/common/class.rb', line 90

def to_s
  pass.join(@delim)
end