# Copyright 2008-2015 Nokia Networks
# Copyright 2016- Robot Framework Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import re
from datetime import datetime
from .loggerhelper import Message, write_to_console
[docs]
class StdoutLogSplitter:
"""Splits messages logged through stdout (or stderr) into Message objects"""
_split_from_levels = re.compile(r'^(?:\*'
r'(TRACE|DEBUG|INFO|CONSOLE|HTML|WARN|ERROR)'
r'(:\d+(?:\.\d+)?)?' # Optional timestamp
r'\*)', re.MULTILINE)
def __init__(self, output):
self._messages = list(self._get_messages(output.strip()))
def _get_messages(self, output):
for level, timestamp, msg in self._split_output(output):
if level == 'CONSOLE':
write_to_console(msg.lstrip())
level = 'INFO'
if timestamp:
timestamp = datetime.fromtimestamp(float(timestamp[1:]) / 1000)
yield Message(msg.strip(), level, timestamp=timestamp)
def _split_output(self, output):
tokens = self._split_from_levels.split(output)
tokens = self._add_initial_level_and_time_if_needed(tokens)
for i in range(0, len(tokens), 3):
yield tokens[i:i+3]
def _add_initial_level_and_time_if_needed(self, tokens):
if self._output_started_with_level(tokens):
return tokens[1:]
return ['INFO', None] + tokens
def _output_started_with_level(self, tokens):
return tokens[0] == ''
def __iter__(self):
return iter(self._messages)
def __len__(self):
return len(self._messages)
def __getitem__(self, item):
return self._messages[item]