Class: PolyrexHeadings

Inherits:
Object
  • Object
show all
Defined in:
lib/polyrex-headings.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(raw_s) ⇒ PolyrexHeadings

Returns a new instance of PolyrexHeadings.



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# File 'lib/polyrex-headings.rb', line 14

def initialize(raw_s)
  
  buffer, type = RXFHelper.read(raw_s)
  
  if type == :unknown and buffer.lines.length <= 1 then
    raise PolyrexHeadingsException, 'File not found' 
  end    

  # add an empty space to the blank line where there is no 
  # raw record between headings
  
  buffer.gsub!(/(#+[^\n]+\n+)(?=\n#)/m,'\1 ')
  summary, *s = buffer.split(/(?=(?:^#|[\n]+\n-+))/,2)
  type = nil

  a = if raw_s =~ /----/ then       
  
    # this was the original code which used dashes to make an underline 
    # of a heading. Typically the heading is now prefixed with a hash (#)
    # which means this block is unlikely to be executed.

    s.join.lines.chunk{|x| x != "\n" }.map do |record, x| 

      if record then

        head = x.shift
        x.shift
        [head] + x.map{|y| '  ' + y}
      end
    end

  else
    
    a2 = summary.gsub(/\n{2,}/,"\n").lines

    if a2.last =~ /^--+/ then
      a2.pop
      summary = a2.join
      type = :rowx 
    end
      
    s.join.split(/^\n*#/)[1..-1].map do |x|  
      
      lines = x.lines
      raw_heading = lines.shift.rstrip        
      
      body = lines.join.strip

      if type == :rowx and body.length > 0

        lines2 = ["\n"] + 
            RowX.new(body, level: 0).to_lines(delimiter: ' # ') << "\n"
      else

        lines2 = lines
      end

      raw_indent = raw_heading.slice!(/#*/)
      n, heading = raw_indent.length, raw_heading.lstrip

      ([indent(n) + heading] + lines2.map{|x| indent(n+1) + x}).join        
    end

  end

  summary.sub!(/^(<\?)(ph|polyrex-headings)/,'\1polyrex')
  @to_s = string = summary + a.join
  
  px = Polyrex.new

  px.parse(string, delimiter: ' # ')
  
  @to_polyrex = @to_px = px

end

Instance Attribute Details

#to_polyrex ⇒ Object (readonly)

Returns the value of attribute to_polyrex.



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# File 'lib/polyrex-headings.rb', line 12

def to_polyrex
  @to_polyrex
end

#to_px ⇒ Object (readonly)

Returns the value of attribute to_px.



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# File 'lib/polyrex-headings.rb', line 12

def to_px
  @to_px
end

#to_s ⇒ Object (readonly)

Returns the value of attribute to_s.



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# File 'lib/polyrex-headings.rb', line 12

def to_s
  @to_s
end