A static node representing a `@supports` rule. `@supports` rules behave differently from other directives in that when they're nested within rules, they bubble up to top-level.
@see Sass::Tree
@see Node#bubbles?
# File lib/sass/tree/supports_node.rb, line 49 def bubbles?; true; end
True when the directive has no visible children.
@return [Boolean]
# File lib/sass/tree/supports_node.rb, line 44 def invisible? children.all? {|c| c.invisible?} end
@see DirectiveNode#resolved_value
# File lib/sass/tree/supports_node.rb, line 37 def resolved_value @resolved_value ||= "@#{name} #{condition.to_css}" end
@see DirectiveNode#value
# File lib/sass/tree/supports_node.rb, line 34 def value; raise NotImplementedError; end
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