class ActionView::Template::Handlers::ERB

def self.call(template)

def self.call(template)
  new.call(template)
end

def call(template)

def call(template)
  # First, convert to BINARY, so in case the encoding is
  # wrong, we can still find an encoding tag
  # (<%# encoding %>) inside the String using a regular
  # expression
  template_source = template.source.dup.force_encoding(Encoding::ASCII_8BIT)
  erb = template_source.gsub(ENCODING_TAG, '')
  encoding = $2
  erb.force_encoding valid_encoding(template.source.dup, encoding)
  # Always make sure we return a String in the default_internal
  erb.encode!
  self.class.erb_implementation.new(
    erb,
    :escape => (self.class.escape_whitelist.include? template.type),
    :trim => (self.class.erb_trim_mode == "-")
  ).src
end

def handles_encoding?

def handles_encoding?
  true
end

def supports_streaming?

def supports_streaming?
  true
end

def valid_encoding(string, encoding)

def valid_encoding(string, encoding)
  # If a magic encoding comment was found, tag the
  # String with this encoding. This is for a case
  # where the original String was assumed to be,
  # for instance, UTF-8, but a magic comment
  # proved otherwise
  string.force_encoding(encoding) if encoding
  # If the String is valid, return the encoding we found
  return string.encoding if string.valid_encoding?
  # Otherwise, raise an exception
  raise WrongEncodingError.new(string, string.encoding)
end