Method: Sinatra::Base.inline_templates=

Defined in:
lib/sinatra/base.rb

.inline_templates=(file = nil) ⇒ Object

Load embedded templates from the file; uses the caller's FILE when no file is specified.



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# File 'lib/sinatra/base.rb', line 1428

def inline_templates=(file = nil)
  file = (caller_files.first || File.expand_path($0)) if file.nil? || file == true

  begin
    io = ::IO.respond_to?(:binread) ? ::IO.binread(file) : ::IO.read(file)
    app, data = io.gsub("\r\n", "\n").split(/^__END__$/, 2)
  rescue Errno::ENOENT
    app, data = nil
  end

  return unless data

  encoding = if app && app =~ /([^\n]*\n)?#[^\n]*coding: *(\S+)/m
               $2
             else
               settings.default_encoding
             end

  lines = app.count("\n") + 1
  template = nil
  force_encoding data, encoding
  data.each_line do |line|
    lines += 1
    if line =~ /^@@\s*(.*\S)\s*$/
      template = force_encoding(String.new, encoding)
      templates[$1.to_sym] = [template, file, lines]
    elsif template
      template << line
    end
  end
end