Class: SpreadsheetBuilder::CssRule

Inherits:
Object
  • Object
show all
Defined in:
lib/spreadsheet_builder/css_rule.rb

Instance Method Summary collapse

Constructor Details

#initialize(rule) ⇒ CssRule

Returns a new instance of CssRule.



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# File 'lib/spreadsheet_builder/css_rule.rb', line 3

def initialize(rule)
  @rule = rule
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *attrs, &block) ⇒ Object (private) 



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# File 'lib/spreadsheet_builder/css_rule.rb', line 34

def method_missing(method, *attrs, &block)
  if @rule.respond_to?(method)
    @rule.__send__(method, *attrs, &block)
  else
    super
  end
end

Instance Method Details

#declarations ⇒ Object 



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# File 'lib/spreadsheet_builder/css_rule.rb', line 7

def declarations
  @rule.instance_variable_get(:@declarations)
end

#find_selector(tree) ⇒ Object 



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# File 'lib/spreadsheet_builder/css_rule.rb', line 22

def find_selector(tree) 
  selectors.find { |s| 
    next unless tree.last & s.last == s.last

    s[0..-2].reverse.inject(tree.length - 2) do |i, s_node|
      break false unless i
      tree[0..i].index { |kt_node| kt_node & s_node == s_node }
    end
  }
end

#selectors ⇒ Object 



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# File 'lib/spreadsheet_builder/css_rule.rb', line 11

def selectors 
  @rule.selectors.map { |s| 
    s = s.split(/[\s>]/).map { |node| node.split('.') }
    s.each do |node| 
      n = node.length
      node[1...n] = node[1...n].map { |k| '.' + k }
      node.delete_if { |k| k.empty? || k == "." }
    end 
  }.sort_by(&:length)
end