Sha256: ddcc64d16188b0f502efd75df1290ed9131bf94ad9e02af644486161d8ed0fe7

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Versions: 33

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Contents

module Sass::Script::Tree
  # A SassScript parse node representing a variable.
  class Variable < Node
    # The name of the variable.
    #
    # @return [String]
    attr_reader :name

    # The underscored name of the variable.
    #
    # @return [String]
    attr_reader :underscored_name

    # @param name [String] See \{#name}
    def initialize(name)
      @name = name
      @underscored_name = name.gsub(/-/,"_")
      super()
    end

    # @return [String] A string representation of the variable
    def inspect(opts = {})
      "$#{dasherize(name, opts)}"
    end
    alias_method :to_sass, :inspect

    # Returns an empty array.
    #
    # @return [Array<Node>] empty
    # @see Node#children
    def children
      []
    end

    # @see Node#deep_copy
    def deep_copy
      dup
    end

    protected

    # Evaluates the variable.
    #
    # @param environment [Sass::Environment] The environment in which to evaluate the SassScript
    # @return [Sass::Script::Value] The SassScript object that is the value of the variable
    # @raise [Sass::SyntaxError] if the variable is undefined
    def _perform(environment)
      raise Sass::SyntaxError.new("Undefined variable: \"$#{name}\".") unless val = environment.var(name)
      if val.is_a?(Sass::Script::Value::Number)
        val = val.dup
        val.original = nil
      end
      return val
    end
  end
end

Version data entries

33 entries across 33 versions & 1 rubygems

Version Path
sass-3.3.0.alpha.256 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.255 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.252 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.253 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.247 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.243 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.231 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.229 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.227 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.226 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.225 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.224 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.222 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.218 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.216 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.215 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.214 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.213 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.212 lib/sass/script/tree/variable.rb
sass-3.3.0.alpha.211 lib/sass/script/tree/variable.rb