Viewing file:  ParsedRelativeLocationPath.py (1.38 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
########################################################################
# $Header: /var/local/cvsroot/4Suite/Ft/Xml/XPath/ParsedRelativeLocationPath.py,v 1.4 2005/02/09 11:10:54 mbrown Exp $
"""
A parsed token that represents a relative location path in the parsed result tree.
Copyright 2005 Fourthought, Inc. (USA).
Detailed license and copyright information: http://4suite.org/COPYRIGHT
Project home, documentation, distributions: http://4suite.org/
"""
class ParsedRelativeLocationPath:
def __init__(self, left, right):
self._left = left
self._right = right
return
def evaluate(self, context):
nodeset = self._left.select(context)
state = context.copy()
result = []
size = len(nodeset)
for pos in xrange(size):
context.node, context.position, context.size = \
nodeset[pos], pos + 1, size
result.extend(self._right.select(context))
context.set(state)
return result
select = evaluate
def pprint(self, indent=''):
print indent + str(self)
self._left.pprint(indent + ' ')
self._right.pprint(indent + ' ')
def __str__(self):
return '<RelativeLocationPath at %x: %s>' % (
id(self),
repr(self),
)
def __repr__(self):
return repr(self._left) + '/' + repr(self._right)
|