| module Sass::Script::Value |
| # A SassScript object representing a null value. |
| class Null < Base |
| # The null value in SassScript. |
| # |
| # This is assigned before new is overridden below so that we use the default implementation. |
| NULL = new(nil) |
| |
| # We override object creation so that users of the core API |
| # will not need to know that null is a specific constant. |
| # |
| # @private |
| # @return [Null] the {NULL} constant. |
| def self.new |
| NULL |
| end |
| |
| # @return [Boolean] `false` (the Ruby boolean value) |
| def to_bool |
| false |
| end |
| |
| # @return [Boolean] `true` |
| def null? |
| true |
| end |
| |
| # @return [String] '' (An empty string) |
| def to_s(opts = {}) |
| '' |
| end |
| |
| def to_sass(opts = {}) |
| 'null' |
| end |
| |
| # Returns a string representing a null value. |
| # |
| # @return [String] |
| def inspect |
| 'null' |
| end |
| end |
| end |