Module: Roda::RodaPlugins::ContentFor::InstanceMethods

Defined in:
lib/roda/plugins/content_for.rb

Instance Method Summary collapse

Instance Method Details

#content_for(key, value = nil, &block) ⇒ Object

If called with a block, store content enclosed by block under the given key. If called without a block, retrieve stored content with the given key, or return nil if there is no content stored with that key.



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# File 'lib/roda/plugins/content_for.rb', line 41

def content_for(key, value=nil, &block)
  if block
    outvar = render_opts[:template_opts][:outvar]
    buf_was = instance_variable_get(outvar)
    # clean the output buffer for ERB-based rendering systems
    instance_variable_set(outvar, String.new)

    @_content_for ||= {}
    @_content_for[key] = Tilt[render_opts[:engine]].new(&block).render

    instance_variable_set(outvar, buf_was)
  elsif value
    @_content_for ||= {}
    @_content_for[key] = value
  elsif @_content_for
    @_content_for[key]
  end
end