class Sass::Tree::VariableNode

def _perform(environment)

Parameters:
  • environment (Sass::Environment) -- The lexical environment containing 
def _perform(environment)
  if @guarded && environment.var(@name).nil?
    environment.set_var(@name, @expr.perform(environment))
  elsif !@guarded
    environment.set_var(@name, @expr.perform(environment))
  end
  []
end