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Add more file utils

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Reviewers: teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D2384
This commit is contained in:
Matej Ferencevic 2019-09-13 13:01:32 +02:00
parent 9652f8e265
commit fe2196b403
2 changed files with 16 additions and 0 deletions
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10
src/utils/file.cpp
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@ -39,12 +39,22 @@ void EnsureDirOrDie(const std::filesystem::path &dir) {
"isn't a directory!";
}
bool DirExists(const std::filesystem::path &dir) {
std::error_code error_code; // For exception suppression.
return std::filesystem::is_directory(dir, error_code);
}
bool DeleteDir(const std::filesystem::path &dir) noexcept {
std::error_code error_code; // For exception suppression.
if (!std::filesystem::is_directory(dir, error_code)) return false;
return std::filesystem::remove_all(dir, error_code) > 0;
}
bool DeleteFile(const std::filesystem::path &file) noexcept {
std::error_code error_code; // For exception suppression.
return std::filesystem::remove(file, error_code);
}
bool CopyFile(const std::filesystem::path &src,
const std::filesystem::path &dst) noexcept {
std::error_code error_code; // For exception suppression.

6
src/utils/file.hpp
View File

@ -26,9 +26,15 @@ bool EnsureDir(const std::filesystem::path &dir) noexcept;
/// an error message for which directory the ensuring failed.
void EnsureDirOrDie(const std::filesystem::path &dir);
/// Returns a boolean indicating whether the directory exists.
bool DirExists(const std::filesystem::path &dir);
/// Deletes everything from the given directory including the directory.
bool DeleteDir(const std::filesystem::path &dir) noexcept;
/// Deletes just the specified file. Symlinks are not followed.
bool DeleteFile(const std::filesystem::path &file) noexcept;
/// Copies the file from `src` to `dst`.
bool CopyFile(const std::filesystem::path &src,
const std::filesystem::path &dst) noexcept;