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#!/usr/bin/env python
#
# Copyright (C) 2018 The Android Open Source Project
#
# 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.
#
class Logger(object):
"""A class to log messages to a list of strings.
Attributes:
log_message: a list of strings, containing the log messages.
log_indent: integer, representing the index level
"""
def __init__(self):
self.log_message = []
self.log_indent = 0
def Clear(self):
"""Clears the log buffer."""
self.log_message = []
self.log_indent = 0
def Get(self):
"""Retruns a list of all log message strings."""
return self.log_message
def Println(self, msg):
"""Stores a new string `msg` to the log buffer."""
indent = " " * self.log_indent
self.log_message.append(indent + msg)
def Indent(self):
"""Increase indent of log message."""
self.log_indent += 1
def Unindent(self):
"""Decrease indent of log message."""
if self.log_indent > 0:
self.log_indent -= 1
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