Class: Sass::Script::Variable

Inherits:

Node

• Object
• Node
• Sass::Script::Variable

Defined in:

lib/sass/script/variable.rb

Overview

A SassScript parse node representing a variable.

Instance Attribute Summary

• #name ⇒ String readonly

  The name of the variable.

Instance Method Summary

• #initialize(name) ⇒ Variable constructor

  A new instance of Variable.

• #inspect ⇒ String

  A string representation of the variable.

• #perform(environment) ⇒ Literal

  Evaluates the variable.

Constructor Details

#initialize(name) ⇒ Variable

Returns a new instance of Variable.

Parameters:

• name (String) —

  See #name

# File 'lib/sass/script/variable.rb', line 11

def initialize(name)
  @name = name
end

Instance Attribute Details

#name ⇒ String (readonly)

The name of the variable.

Returns:

• (String)

# File 'lib/sass/script/variable.rb', line 8

def name
  @name
end

Instance Method Details

#inspect ⇒ String

Returns A string representation of the variable.

Returns:

• (String) —

  A string representation of the variable

# File 'lib/sass/script/variable.rb', line 16

def inspect
  "!#{name}"
end

#perform(environment) ⇒ Literal

Evaluates the variable.

Parameters:

• environment (Sass::Environment) —

  The environment in which to evaluate the SassScript

Returns:

• (Literal) —

  The SassScript object that is the value of the variable

Raises:

• (Sass::SyntaxError) —

  if the variable is undefined

# File 'lib/sass/script/variable.rb', line 25

def perform(environment)
  (val = environment.var(name)) && (return val)
  raise SyntaxError.new("Undefined variable: \"!#{name}\".")
end