module ExtendedString

# File lib/wikicloth/core_ext.rb, line 25
def addslashes
  self.gsub(/['"\\x0]/,'\\\0');
end

# File lib/wikicloth/core_ext.rb, line 34
def auto_link
  Rinku.auto_link(to_s)
end

# File lib/wikicloth/core_ext.rb, line 21
def blank?
  respond_to?(:empty?) ? empty? : !self
end

# File lib/wikicloth/core_ext.rb, line 53
def dump()
  ret = to_s
  delete!(to_s)
  ret
end

# File lib/wikicloth/core_ext.rb, line 49
def last(n)
  self[-n,n]
end

# File lib/wikicloth/core_ext.rb, line 59
def smart_split(char)
  ret = []
  tmp = ""
  inside = 0
  to_s.each_char do |x|
    if x == char && inside == 0
      ret << tmp
      tmp = ""
    else
      inside += 1 if x == "[" || x == "{" || x == "<"
      inside -= 1 if x == "]" || x == "}" || x == ">"
      tmp += x
    end
  end
  ret << tmp unless tmp.empty?
  ret
end

# File lib/wikicloth/core_ext.rb, line 29
def to_slug
  self.gsub(/\W+/, '-').gsub(/^-+/,'').gsub(/-+$/,'').downcase
end