Return the best specification that contains the file matching path
amongst the specs that are not activated.
Iterates through the child elements, yielding for each Element
that has a particular attribute set.
the name of the attribute to search for
the value of the attribute
(optional) causes this method to return after yielding for this number of matching children
(optional) if supplied, this is an XPath
that filters the children to check.
doc = Document.new "<a><b @id='1'/><c @id='2'/><d @id='1'/><e/></a>" # Yields b, c, d doc.root.each_element_with_attribute( 'id' ) {|e| p e} # Yields b, d doc.root.each_element_with_attribute( 'id', '1' ) {|e| p e} # Yields b doc.root.each_element_with_attribute( 'id', '1', 1 ) {|e| p e} # Yields d doc.root.each_element_with_attribute( 'id', '1', 0, 'd' ) {|e| p e}
Writes the file containing the arguments for building this gem’s extensions.
Add the install/update options to the option parser.