bundled/jinja2/custom_fixers/fix_broken_reraising.py @ 16e0bcd4f854

Switch to the new hg spanset API

This api was introduced in 3.2, and the indexation is not supported anymore (probably since
3.4)

Patch provided by David Douard
(see https://bitbucket.org/sjl/hg-review/pull-requests/8/better-handling-of-obsolescence-markers/diff#comment-8174971)
author Christophe de Vienne <christophe@cdevienne.info>
date Fri, 19 Aug 2016 18:21:28 +0200
parents 256716e3a3d7
children (none)
from lib2to3 import fixer_base, pytree
from lib2to3.fixer_util import Name, BlankLine, Name, Attr, ArgList


class FixBrokenReraising(fixer_base.BaseFix):
    PATTERN = """
    raise_stmt< 'raise' any ',' val=any ',' tb=any >
    """

    # run before the broken 2to3 checker with the same goal
    # tries to rewrite it with a rule that does not work out for jinja
    run_order = 1

    def transform(self, node, results):
        tb = results['tb'].clone()
        tb.prefix = ''
        with_tb = Attr(results['val'].clone(), Name('with_traceback')) + \
                  [ArgList([tb])]
        new = pytree.Node(self.syms.simple_stmt, [Name("raise")] + with_tb)
        new.prefix = node.prefix
        return new