method

compiled_source

v7.1.3.4 - Show latest stable - 0 notes - Class: ActionView::Template

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compiled_source() public

This method compiles the source of the template. The compilation of templates involves setting strict_locals! if applicable, encoding the template, and setting frozen string literal.

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# File actionview/lib/action_view/template.rb, line 419
      def compiled_source
        set_strict_locals = strict_locals!
        source = encode!
        code = @handler.call(self, source)

        method_arguments =
          if set_strict_locals
            "output_buffer, #{set_strict_locals}"
          else
            "local_assigns, output_buffer"
          end

        # Make sure that the resulting String to be eval'd is in the
        # encoding of the code
        source = +          def #{method_name}(#{method_arguments})            @virtual_path = #{@virtual_path.inspect};#{locals_code};#{code}          end

        # Make sure the source is in the encoding of the returned code
        source.force_encoding(code.encoding)

        # In case we get back a String from a handler that is not in
        # BINARY or the default_internal, encode it to the default_internal
        source.encode!

        # Now, validate that the source we got back from the template
        # handler is valid in the default_internal. This is for handlers
        # that handle encoding but screw up
        unless source.valid_encoding?
          raise WrongEncodingError.new(source, Encoding.default_internal)
        end

        if Template.frozen_string_literal
          "# frozen_string_literal: true\n#{source}"
        else
          source
        end
      end

compiled_source

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