mirror of
https://github.com/facebook/sapling.git
synced 2024-10-08 07:49:11 +03:00
72be488e3d
Summary:
I got tired of typing PathComponentPiece{"..."} in tests so here are
some operator literals.
Reviewed By: simpkins
Differential Revision: D7956732
fbshipit-source-id: 85d9f3fd725853a54da9e70fc659bd7eb9e0862c
91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
/*
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* Copyright (c) 2004-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*/
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#include <folly/File.h>
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#include <folly/FileUtil.h>
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#include <folly/logging/xlog.h>
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#include "eden/fs/fuse/privhelper/PrivHelper.h"
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#include "eden/fs/fuse/privhelper/UserInfo.h"
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#include "eden/fs/inodes/DiffContext.h"
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#include "eden/fs/inodes/InodeDiffCallback.h"
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#include "eden/fs/store/ObjectStore.h"
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#include "eden/fs/utils/SystemError.h"
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namespace facebook {
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namespace eden {
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constexpr folly::StringPiece DiffContext::kSystemWideIgnoreFileName;
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DiffContext::DiffContext(
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InodeDiffCallback* cb,
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bool listIgnored,
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const ObjectStore* os,
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const UserInfo& userInfo)
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: callback{cb}, store{os}, listIgnored{listIgnored} {
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initOwnedIgnores(
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tryIngestFile(AbsolutePathPiece{kSystemWideIgnoreFileName}),
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tryIngestFile(constructUserIgnoreFileName(userInfo)));
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}
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DiffContext::DiffContext(
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InodeDiffCallback* cb,
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bool listIgnored,
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const ObjectStore* os,
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folly::StringPiece systemWideIgnoreFileContents,
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folly::StringPiece userIgnoreFileContents)
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: callback{cb}, store{os}, listIgnored{listIgnored} {
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// Load the system-wide ignore settings and user-specific
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// ignore settings into rootIgnore_.
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initOwnedIgnores(systemWideIgnoreFileContents, userIgnoreFileContents);
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}
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AbsolutePath DiffContext::constructUserIgnoreFileName(
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const UserInfo& userInfo) {
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return userInfo.getHomeDirectory() + ".gitignore"_pc;
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}
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std::string DiffContext::tryIngestFile(AbsolutePathPiece fileName) {
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std::string contents;
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try {
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auto in =
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folly::File(fileName.stringPiece()); // throws if file does not exist
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if (!folly::readFile(in.fd(), contents)) {
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contents.clear();
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}
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} catch (const std::system_error& ex) {
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if (!isEnoent(ex)) {
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XLOG(WARNING) << "error reading gitignore file " << fileName
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<< folly::exceptionStr(ex);
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}
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} catch (const std::exception& ex) {
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XLOG(WARNING) << "error reading gitignore file " << fileName
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<< folly::exceptionStr(ex);
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}
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return contents;
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}
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void DiffContext::initOwnedIgnores(
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folly::StringPiece systemWideIgnoreFileContents,
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folly::StringPiece userIgnoreFileContents) {
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pushFrameIfAvailable(systemWideIgnoreFileContents);
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pushFrameIfAvailable(userIgnoreFileContents);
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}
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void DiffContext::pushFrameIfAvailable(folly::StringPiece ignoreFileContents) {
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if (folly::trimWhitespace(ignoreFileContents).size() > 0) {
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ownedIgnores_.push_back(std::make_unique<GitIgnoreStack>(
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getToplevelIgnore(), ignoreFileContents));
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}
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}
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} // namespace eden
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} // namespace facebook
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