Module: WebConsole::Helper

Defined in:
lib/web_console/helper.rb

Instance Method Summary collapse

Instance Method Details

#console(binding = nil) ⇒ Object

Communicates with the middleware to render a console in a binding.

If bidning isn’t explicitly given, Binding#of_caller will be used to get the binding of the previous frame. E.g. the one that invoked console.

Raises DoubleRenderError if a double console invocation per request is detected.

Raises:



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# File 'lib/web_console/helper.rb', line 11

def console(binding = nil)
  raise DoubleRenderError if request.env['web_console.binding']

  request.env['web_console.binding'] = binding || ::Kernel.binding.of_caller(1)

  # Make sure nothing is rendered from the view helper. Otherwise
  # you're gonna see unexpected #<Binding:0x007fee4302b078> in the
  # templates.
  nil
end