class Mustache::Template

def render(context)

directly.
the compilation step and run the Ruby version of the template
and from then on it is "compiled". Subsequent calls will skip
The first time a template is rendered, this method is overriden

`context`, which should be a simple hash keyed with symbols.
Renders the `@source` Mustache template using the given 
def render(context)
  # Compile our Mustache template into a Ruby string
  compiled = "def render(ctx) #{compile} end"
  # Here we rewrite ourself with the interpolated Ruby version of
  # our Mustache template so subsequent calls are very fast and
  # can skip the compilation stage.
  instance_eval(compiled, __FILE__, __LINE__ - 1)
  # Call the newly rewritten version of #render
  render(context)
end