Class: OperaWatir::Selector

Inherits:
Object show all
Includes:
Deprecated
Defined in:
lib/operawatir/selector.rb,
lib/operawatir/compat/selector.rb

Defined Under Namespace

Classes: BlockBuilder

Constant Summary collapse

BASE_TYPES = 
[:id, :class_name, :tag_name, :css, :xpath, :name]
COLLECTION_TYPES = 
[:index, :attribute]
META_TYPES = 
[:join, :antijoin]
TYPES = 
BASE_TYPES + COLLECTION_TYPES + META_TYPES

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(collection, sexp = nil) ⇒ Selector

Returns a new instance of Selector.



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# File 'lib/operawatir/selector.rb', line 10

def initialize(collection, sexp=nil)
  self.collection, self.sexp = collection, sexp
end

Instance Attribute Details

#collection ⇒ Object

Returns the value of attribute collection.



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# File 'lib/operawatir/selector.rb', line 8

def collection
  @collection
end

#sexp ⇒ Object

Returns the value of attribute sexp.



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# File 'lib/operawatir/selector.rb', line 8

def sexp
  @sexp
end

Instance Method Details

#apply(fn, *args) ⇒ Object 



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# File 'lib/operawatir/selector.rb', line 18

def apply(fn, *args)
  elms = args.shift

  # Say hello to the the ol' send trick.
  #
  # Private methods can be called when using send. This "bug" was
  # briefly disabled in 1.9 but people complained because it's very
  # handy (but bad).
  if elms.nil?
    collection.parent.send("find_elements_by_#{fn}", *args)
  else
    collection.send(:_elms=, elms)
    if META_TYPES.include?(fn)
      send("apply_#{fn}", elms, args)
    else
      collection.send("find_elements_by_#{fn}", *args)
    end
  end
end

#eval(exp = sexp) ⇒ Object 



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# File 'lib/operawatir/selector.rb', line 14

def eval(exp=sexp)
  exp.is_a?(Array) ? apply(*optimise(exp).map {|x| eval(x)}) : exp
end