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treeherder.py
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treeherder.py
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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function, unicode_literals
import re
def split_symbol(treeherder_symbol):
"""Split a symbol expressed as grp(sym) into its two parts. If no group is
given, the returned group is '?'"""
groupSymbol = '?'
symbol = treeherder_symbol
if '(' in symbol:
groupSymbol, symbol = re.match(r'([^(]*)\(([^)]*)\)', symbol).groups()
return groupSymbol, symbol
def join_symbol(group, symbol):
"""Perform the reverse of split_symbol, combining the given group and
symbol. If the group is '?', then it is omitted."""
if group == '?':
return symbol
return '{}({})'.format(group, symbol)
def add_suffix(treeherder_symbol, suffix):
"""Add a suffix to a treeherder symbol that may contain a group."""
group, symbol = split_symbol(treeherder_symbol)
symbol += str(suffix)
return join_symbol(group, symbol)
def replace_group(treeherder_symbol, new_group):
"""Add a suffix to a treeherder symbol that may contain a group."""
_, symbol = split_symbol(treeherder_symbol)
return join_symbol(new_group, symbol)