class Sass::Tree::VariableNode

@see Sass::Tree
A dynamic node representing a variable definition.

def _perform(environment)

Parameters:
  • environment (Sass::Environment) -- The lexical environment containing 
def _perform(environment)
  return [] if @guarded && !environment.var(@name).nil?
  val = @expr.perform(environment)
  if @expr.context == :equals && val.is_a?(Sass::Script::String)
    val = Sass::Script::String.new(val.value)
  end
  environment.set_var(@name, val)
  []
end

def initialize(name, expr, guarded)

Parameters:
  • guarded (Boolean) -- Whether this is a guarded variable assignment (`||=`)
  • expr (Script::Node) -- The parse tree for the initial variable value
  • name (String) -- The name of the variable 
def initialize(name, expr, guarded)
  @name = name
  @expr = expr
  @guarded = guarded
  super()
end

def to_src(tabs, opts, fmt)

Other tags:
    See: Node#to_src - 
def to_src(tabs, opts, fmt)
  "#{'  ' * tabs}$#{dasherize(@name, opts)}: #{@expr.to_sass(opts)}#{' !default' if @guarded}#{semi fmt}\n"
end