Class: Puppet::Cleaner::AlignFarrow

Inherits:
Worker
  • Object
show all
Defined in:
lib/puppet-cleaner/workers/alignfarrow.rb

Instance Method Summary collapse

Methods inherited from Worker

#get_param

Instance Method Details

#get_params(line) ⇒ Object 



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# File 'lib/puppet-cleaner/workers/alignfarrow.rb', line 15

def get_params(line)
  depth = 1
  max = 0
  pos = line.position
  params = []
  
  loop do
    pos += 1
    break if depth == 0 || pos >= line.parts.size
    case line.parts[pos].name
    when :LBRACE
      depth += 1
    when :RBRACE
      depth -= 1
    when :FARROW
      next if depth != 1
  
      if line.parts[pos - 1].name == :BLANK
        name = line.parts[pos - 2]
        before = line.parts[pos - 1]
      else
        name = line.parts[pos - 1]
        before = Part.create([:BLANK, {:value => ''}])
        line.insert(pos, [before])
        pos += 1
      end
  
      if line.parts[pos + 1].name == :BLANK
        line.parts[pos + 1].value = ' ' if line.parts[pos + 1].value != ' '
      else
        line.append(pos, Part.create([:BLANK, {:value => ' '}]))
      end
  
      max = name.to_s.size if name.to_s.size > max
      params << {:name => name, :before => before}
    end
  end
  [max, params]
end

#operate(line) ⇒ Object 



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# File 'lib/puppet-cleaner/workers/alignfarrow.rb', line 7

def operate(line)
  max, params = get_params(line)
  params.each do |param|
    nblanks = max - param[:name].to_s.size + 1
    param[:before].value = ' '*nblanks if param[:before].value.size != nblanks
  end
end

#part_names ⇒ Object 



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# File 'lib/puppet-cleaner/workers/alignfarrow.rb', line 3

def part_names
  [:LBRACE]
end