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Diffstat (limited to 'Source/JavaScriptCore/Scripts/lazywriter.py')
-rw-r--r-- | Source/JavaScriptCore/Scripts/lazywriter.py | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/Source/JavaScriptCore/Scripts/lazywriter.py b/Source/JavaScriptCore/Scripts/lazywriter.py deleted file mode 100644 index f93a2c697..000000000 --- a/Source/JavaScriptCore/Scripts/lazywriter.py +++ /dev/null @@ -1,58 +0,0 @@ -#!/usr/bin/env python -# -# Copyright (c) 2015 Apple Inc. All rights reserved. -# Copyright (c) 2009 Google Inc. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# -# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' -# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, -# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS -# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF -# THE POSSIBILITY OF SUCH DAMAGE. - -# A writer that only updates file if it actually changed. - - -class LazyFileWriter: - def __init__(self, filepath, force_output): - self._filepath = filepath - self._output = "" - self.force_output = force_output - - def write(self, text): - self._output += text - - def close(self): - text_changed = True - self._output = self._output.rstrip() + "\n" - - try: - if self.force_output: - raise - - read_file = open(self._filepath, "r") - old_text = read_file.read() - read_file.close() - text_changed = old_text != self._output - except: - # Ignore, just overwrite by default - pass - - if text_changed or self.force_output: - out_file = open(self._filepath, "w") - out_file.write(self._output) - out_file.close() |