Contents

class String
  def trim
    self.strip
  end
  
  def concat *args
    args.inject(self) do |res, arg| 
      res << arg.to_s
      res
    end
  end

  # remove prefixed '-' signs, then allow any letter, number, underscore '_' or dash '-'
  def alpha_numeric
    self.gsub(/^\-+/, '').gsub(/[^0-9a-zA-Z_\-]+/i, '')
  end
  
  def insert_before_last str, marker = 'end'
    res = []
    found = false
    marker = case marker
    when Symbol, String
      marker.to_s
    when Hash
      marker[:marker].to_s
    else
      raise ArgumentException, "last argument is the marker and must be a String, Symbol or even Hash with a :marker option pointing to the marker (String or Symbol)"
    end      
  
    marker = Regexp.escape(marker.to_s.reverse)
    nl = Regexp.escape("\n")
    # puts self
    # puts "marker: #{marker}"
    # puts "nl: #{nl}"    
    # puts "str: #{str}"    
  
    self.reverse.each_line do |x|
      x.gsub! /#{nl}/, ''  
      if !found && x =~ /#{marker}/
        replace = "#{str}\n" << x.reverse
        res << replace
        found = true
      else
        res << x.reverse
      end
    end    
    res = res.reverse.join("\n")
  end
end

Version data entries

10 entries across 10 versions & 1 rubygems

Version	Path
sugar-high-0.5.0	lib/sugar-high/string.rb
sugar-high-0.4.9.5	lib/sugar-high/string.rb
sugar-high-0.4.9.3	lib/sugar-high/string.rb
sugar-high-0.4.9.2	lib/sugar-high/string.rb
sugar-high-0.4.9.1	lib/sugar-high/string.rb
sugar-high-0.4.9	lib/sugar-high/string.rb
sugar-high-0.4.8	lib/sugar-high/string.rb
sugar-high-0.4.7	lib/sugar-high/string.rb
sugar-high-0.4.6.4	lib/sugar-high/string.rb
sugar-high-0.4.6.3	lib/sugar-high/string.rb