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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
""" Error and information logging for IDL """
import sys
class IDLLog(object):
"""Captures and routes logging output.
Caputres logging output and/or sends out via a file handle, typically
stdout or stderr.
"""
def __init__(self, name, out):
if name:
self._name = '%s : ' % name
else:
self._name = ''
self._out = out
self._capture = False
self._console = True
self._log = []
def Log(self, msg):
if self._console:
line = "%s\n" % (msg)
self._out.write(line)
if self._capture:
self._log.append(msg)
def LogLine(self, filename, lineno, pos, msg):
if self._console:
line = "%s(%d) : %s%s\n" % (filename, lineno, self._name, msg)
self._out.write(line)
if self._capture:
self._log.append(msg)
def SetConsole(self, enable):
self._console = enable
def SetCapture(self, enable):
self._capture = enable
def DrainLog(self):
out = self._log
self._log = []
return out
ErrOut = IDLLog('Error', sys.stderr)
WarnOut = IDLLog('Warning', sys.stdout)
InfoOut = IDLLog('', sys.stdout)
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