module Haml::Helpers

def find_and_preserve(input = nil, tags = haml_buffer.options[:preserve], &block)

Other tags:
    Yield: - The block within which to escape newlines

Overloads:
  • find_and_preserve(tags = haml_buffer.options[:preserve])
  • find_and_preserve(input, tags = haml_buffer.options[:preserve])

Parameters:
  • input (String) -- The string within which to escape newlines
  • tags (Array) -- Tags that should have newlines escaped 
def find_and_preserve(input = nil, tags = haml_buffer.options[:preserve], &block)
  return find_and_preserve(capture_haml(&block), input || tags) if block
  re = /<(#{tags.map(&Regexp.method(:escape)).join('|')})([^>]*)>(.*?)(<\/\1>)/im
  input.to_s.gsub(re) do |s|
    s =~ re # Can't rely on $1, etc. existing since Rails' SafeBuffer#gsub is incompatible
    "<#{$1}#{$2}>#{preserve($3)}</#{$1}>"
  end
end