module Rails::Info

This module helps build the runtime properties used to display in the Rails::InfoController responses. Including the active Rails version, Ruby version, Rack version, and so on.

Public Class Methods

inspect()
Alias for: to_s
property(name, value = nil) { || ... } Show source
# File railties/lib/rails/info.rb, line 22
def property(name, value = nil)
  value ||= yield
  properties << [name, value] if value
rescue Exception
end
to_html() Show source
# File railties/lib/rails/info.rb, line 40
def to_html
  '<table>'.tap do |table|
    properties.each do |(name, value)|
      table << %Q(<tr><td class="name">#{CGI.escapeHTML(name.to_s)}</td>)
      formatted_value = if value.kind_of?(Array)
            "<ul>" + value.map { |v| "<li>#{CGI.escapeHTML(v.to_s)}</li>" }.join + "</ul>"
          else
            CGI.escapeHTML(value.to_s)
          end
      table << %Q(<td class="value">#{formatted_value}</td></tr>)
    end
    table << '</table>'
  end
end
to_s() Show source
# File railties/lib/rails/info.rb, line 28
def to_s
  column_width = properties.names.map {|name| name.length}.max
  info = properties.map do |name, value|
    value = value.join(", ") if value.is_a?(Array)
    "%-#{column_width}s   %s" % [name, value]
  end
  info.unshift "About your application's environment"
  info * "\n"
end
Also aliased as: inspect

© 2004–2018 David Heinemeier Hansson
Licensed under the MIT License.