view tests/filtertraceback.py @ 41963:6386f9a421d2

manifestcache: clear the cache before testing the debug command

Right now the cache is empty before this section of the test. However, we are
about to improve the persistence of the cache (putting it under `wllock`,
intead of `lock`). So we install the cleanup before.

#!/usr/bin/env python

# Filters traceback lines from stdin.

from __future__ import absolute_import, print_function

import sys

state = 'none'

for line in sys.stdin:
    if state == 'none':
        if line.startswith('Traceback '):
            state = 'tb'

    elif state == 'tb':
        if line.startswith('  File '):
            state = 'file'
            continue

        elif not line.startswith(' '):
            state = 'none'

    elif state == 'file':
        # Ignore lines after "  File "
        state = 'tb'
        continue

    print(line, end='')