lib/puppet/parser/functions/inline_template.rb


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Puppet::Parser::Functions::newfunction(:inline_template, :type => :rvalue, :doc =>
  "Evaluate a template string and return its value.  See `the templating docs
  <http://docs.puppetlabs.com/guides/templating.html>`_ for more information.  Note that
  if multiple template strings are specified, their output is all concatenated
  and returned as the output of the function.") do |vals|
    require 'erb'

    vals.collect do |string|
      # Use a wrapper, so the template can't get access to the full
      # Scope object.

      wrapper = Puppet::Parser::TemplateWrapper.new(self)
      begin
        wrapper.result(string)
      rescue => detail
        raise Puppet::ParseError,
          "Failed to parse inline template: #{detail}"
      end
    end.join("")
end