Module: Xapian

Defined in:
lib/xapian.rb

Defined Under Namespace

Classes: Database, Document, ESet, Enquire, ExpandTerm, MSet, Match, Posting, Query, Term, Value, ValueCountMatchSpy

Class Method Summary collapse

Class Method Details

._safelyIterate(dangerousStart, dangerousEnd) ⇒ Object

iterate over two dangerous iterators (i.e. those that can cause segfaults if used improperly.) Return the results as an Array. Users should never need to use this method.

Takes a block that returns some appropriate Ruby object to wrap the underlying Iterator



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# File 'lib/xapian.rb', line 52

def _safelyIterate(dangerousStart, dangerousEnd) #:nodoc:
  retval = Array.new
  
  item = dangerousStart
  lastTerm = dangerousEnd
  
  return retval if dangerousStart.equals(dangerousEnd)

  begin      
    retval.push(yield(item))
    item.next()
  end while not item.equals(lastTerm) # must use primitive C++ comparator 
  
  return retval
end