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LocalFileResult.cpp
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LocalFileResult.cpp
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#include "LocalFileResult.h"
#include "ContentHash.h"
#include "watchman_error_category.h"
namespace watchman {
LocalFileResult::LocalFileResult(
const std::shared_ptr<w_root_t>& root,
w_string_piece path,
w_clock_t clock)
: root_(root),
fullPath_(w_string::pathCat({root_->root_path, path})),
clock_(clock) {}
void LocalFileResult::getInfo() const {
if (!needInfo_) {
return;
}
needInfo_ = false;
try {
info_ = getFileInformation(fullPath_.c_str(), root_->case_sensitive);
exists_ = true;
} catch (const std::exception&) {
// Treat any error as effectively deleted
exists_ = false;
info_ = FileInformation::makeDeletedFileInformation();
}
}
const watchman::FileInformation& LocalFileResult::stat() const {
getInfo();
return info_;
}
w_string_piece LocalFileResult::baseName() const {
return w_string_piece(fullPath_).baseName();
}
w_string_piece LocalFileResult::dirName() {
return w_string_piece(fullPath_).dirName();
}
bool LocalFileResult::exists() const {
getInfo();
return exists_;
}
watchman::Future<w_string> LocalFileResult::readLink() {
return makeFuture(readSymbolicLink(fullPath_.c_str()));
}
const w_clock_t& LocalFileResult::ctime() const {
return clock_;
}
const w_clock_t& LocalFileResult::otime() const {
return clock_;
}
watchman::Future<FileResult::ContentHash> LocalFileResult::getContentSha1() {
// TODO: find a way to reference a ContentHashCache instance
// that will work with !InMemoryView based views.
return makeFuture(makeResultWith([&] {
return ContentHashCache::computeHashImmediate(fullPath_.c_str());
}));
}
} // namespace watchman