gix_dir/lib.rs
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//! A crate for handling a git-style directory walk.
#![deny(missing_docs, rust_2018_idioms)]
#![forbid(unsafe_code)]
use bstr::{BStr, BString};
use std::borrow::Cow;
/// A directory entry, typically obtained using [`walk()`].
#[derive(Debug, Clone, PartialEq, Eq, Hash, Ord, PartialOrd)]
pub struct EntryRef<'a> {
/// The repository-relative path at which the file or directory could be found, with unix-style component separators.
///
/// To obtain the respective file, join it with the `worktree_root` passed to [`walk()`].
/// The rationale here is that this is a compressed and normalized version compared to the paths we would otherwise get,
/// which is preferable especially when converted to [`Entry`] due to lower memory requirements.
///
/// This also means that the original path to be presented to the user needs to be computed separately, as it's also relative
/// to their prefix, i.e. their current working directory within the repository.
///
/// Note that this value can be empty if information about the `worktree_root` is provided, which is fine as
/// [joining](std::path::Path::join) with an empty string is a no-op.
///
/// Note that depending on the way entries are emitted, even refs might already contain an owned `rela_path`, for use with
/// [into_owned()](EntryRef::into_owned())
///
pub rela_path: Cow<'a, BStr>,
/// The status of entry, most closely related to what we know from `git status`, but not the same.
///
/// Note that many entries with status `Pruned` will not show up as their kind hasn't yet been determined when they were
/// pruned very early on.
pub status: entry::Status,
/// Additional properties of the entry.
pub property: Option<entry::Property>,
/// Further specify what the entry is on disk, similar to a file mode.
/// This is `None` if we decided it's not worth it to exit early and avoid trying to obtain this information.
pub disk_kind: Option<entry::Kind>,
/// The kind of entry according to the index, if tracked. *Usually* the same as `disk_kind`.
pub index_kind: Option<entry::Kind>,
/// Determines how the pathspec matched.
/// Note that it can also be `Some(PathspecMatch::Excluded)` if a negative pathspec matched.
pub pathspec_match: Option<entry::PathspecMatch>,
}
/// Just like [`EntryRef`], but with all fields owned (and thus without a lifetime to consider).
#[derive(Debug, Clone, PartialEq, Eq, Hash, Ord, PartialOrd)]
pub struct Entry {
/// See [EntryRef::rela_path] for details.
pub rela_path: BString,
/// The status of entry, most closely related to what we know from `git status`, but not the same.
pub status: entry::Status,
/// Additional flags that further clarify properties of the entry.
pub property: Option<entry::Property>,
/// Further specify what the entry is on disk, similar to a file mode.
pub disk_kind: Option<entry::Kind>,
/// The kind of entry according to the index, if tracked. *Usually* the same as `disk_kind`.
/// Note that even if tracked, this might be `None` which indicates this is a worktree placed
/// within the parent repository.
pub index_kind: Option<entry::Kind>,
/// Indicate how the pathspec matches the entry. See more in [`EntryRef::pathspec_match`].
pub pathspec_match: Option<entry::PathspecMatch>,
}
///
pub mod entry;
///
pub mod walk;
pub use walk::function::walk;