Class: Sass::Tree::AttrNode

Inherits:
Node show all
Defined in:
lib/sass/css.rb,
lib/sass/tree/attr_node.rb

Instance Attribute Summary collapse

Attributes inherited from Node

#children, #filename, #line, #options

Instance Method Summary collapse

Methods inherited from Node

#<<, #invisible?, #last, #perform, #render, #style

Constructor Details

#initialize(name, value, attr_syntax) ⇒ AttrNode

Returns a new instance of AttrNode.



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# File 'lib/sass/tree/attr_node.rb', line 5

def initialize(name, value, attr_syntax)
  @name = name
  @value = value
  @attr_syntax = attr_syntax
  super()
end

Instance Attribute Details

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/sass/tree/attr_node.rb', line 3

def name
  @name
end

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/sass/tree/attr_node.rb', line 3

def value
  @value
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/sass/tree/attr_node.rb', line 12

def ==(other)
  self.class == other.class && name == other.name && value == other.value && super
end

#to_s(tabs, parent_name = nil) ⇒ Object 



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# File 'lib/sass/tree/attr_node.rb', line 16

def to_s(tabs, parent_name = nil)
  if @options[:attribute_syntax] == :normal && @attr_syntax == :new
    raise Sass::SyntaxError.new("Illegal attribute syntax: can't use alternate syntax when :attribute_syntax => :normal is set.")
  elsif @options[:attribute_syntax] == :alternate && @attr_syntax == :old
    raise Sass::SyntaxError.new("Illegal attribute syntax: can't use normal syntax when :attribute_syntax => :alternate is set.")
  end

  if value[-1] == ?;
    raise Sass::SyntaxError.new("Invalid attribute: #{declaration.dump} (no \";\" required at end-of-line).", @line)
  end
  real_name = name
  real_name = "#{parent_name}-#{real_name}" if parent_name
  
  if value.empty? && children.empty?
    raise Sass::SyntaxError.new("Invalid attribute: #{declaration.dump} (no value).", @line)
  end
  
  join_string = case style
                when :compact; ' '
                when :compressed; ''
                else "\n"
                end
  spaces = '  ' * (tabs - 1)
  to_return = ''
  if !value.empty?
    to_return << "#{spaces}#{real_name}:#{style == :compressed ? '' : ' '}#{value};#{join_string}"
  end
  
  children.each do |kid|
    next if kid.invisible?
    to_return << kid.to_s(tabs, real_name) << join_string
  end
  
  (style == :compressed && parent_name) ? to_return : to_return[0...-1]
end

#to_sass(tabs, opts = {}) ⇒ Object 



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# File 'lib/sass/css.rb', line 33

def to_sass(tabs, opts = {})
  "#{'  ' * tabs}#{opts[:alternate] ? '' : ':'}#{name}#{opts[:alternate] ? ':' : ''} #{value}\n"
end