Class: CSSPool::Collection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/csspool/collection.rb

Instance Method Summary collapse

Constructor Details

#initialize(&block) ⇒ Collection

Returns a new instance of Collection.



5
6
7
8
 
# File 'lib/csspool/collection.rb', line 5

def initialize &block
  @docs   = []
  @block  = block
end

Instance Method Details

#<<(string) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/csspool/collection.rb', line 10

def << string
  doc = CSSPool.CSS string

  import_tree = [[doc]]

  imported_urls = {}

  until import_tree.last.all? { |x| x.import_rules.length == 0 }
    level = import_tree.last
    import_tree << []
    level.each do |l|
      l.import_rules.each do |ir|
        next if imported_urls.key? ir.uri

        new_doc = ir.load(&@block)

        imported_urls[ir.uri] = ir.load(&@block)
        import_tree.last << new_doc
      end
    end
  end

  @docs += import_tree.flatten.reverse
  self
end

#[](idx) ⇒ Object 



40
41
42
 
# File 'lib/csspool/collection.rb', line 40

def [] idx
  @docs[idx]
end

#each(&block) ⇒ Object 



44
45
46
 
# File 'lib/csspool/collection.rb', line 44

def each &block
  @docs.each(&block)
end

#last ⇒ Object 



48
 
# File 'lib/csspool/collection.rb', line 48

def last; @docs.last; end

#length ⇒ Object 



36
37
38
 
# File 'lib/csspool/collection.rb', line 36

def length
  @docs.length
end