Implementation of the Git-style directory walk.

Author: Byron

Cargo.lock

@@ -309,3 +309,5 @@ GIT_SSH_COMMAND="ssh -VVV" \
 git <command>
 ```
 
+Consider adding `GIT_TRACE2_PERF=1` (possibly add `GIT_TRACE2_PERF_BRIEF=1` for brevity) as well for statistics and variables 
+(see [their source for more](https://github.com/git/git/blob/b50a608ba20348cb3dfc16a696816d51780e3f0f/trace2/tr2_sysenv.c#L50).

DEVELOPMENT.md

@@ -612,12 +612,11 @@ A plumbing crate with shared functionality regarding EWAH compressed bitmaps, as
 
 A git directory walk.
 
-* [ ] list untracked files
-    - [ ] `normal` - files and directories
-    - [ ] `all` - expand to untracked files in untracked directories
-* [ ] list ignored files
-    - [ ] `matching` mode (show every ignored file, do not aggregate into parent directory)
-    - [ ] `traditional` mode (aggregate all ignored files of a folder into ignoring the folder itself)
+* [x] list untracked files
+* [x] list ignored files
+* [x] collapsing of untracked and ignored directories
+* [x] pathspec based filtering
+* [ ] special handling of submodules (for now, submodules or nested repositories are detected, but they can't be walked into naturally)
 * [ ] accelerated walk with `untracked`-cache (as provided by `UNTR` extension of `gix_index::File`)
 
 ### gix-index

crate-status.md

@@ -1,6 +1,6 @@
 [package]
 name = "gix-dir"
-version = "0.0.0"
+version = "0.1.0"
 repository = "https://github.com/Byron/gitoxide"
 license = "MIT OR Apache-2.0"
 description = "A crate of the gitoxide project dealing with directory walks"
@@ -12,3 +12,21 @@ rust-version = "1.65"
 doctest = false
 
 [dependencies]
+gix-trace = { version = "^0.1.7", path = "../gix-trace" }
+gix-index = { version = "^0.30.0", path = "../gix-index" }
+gix-discover = { version = "^0.30.0", path = "../gix-discover" }
+gix-fs = { version = "^0.10.0", path = "../gix-fs" }
+gix-path = { version = "^0.10.4", path = "../gix-path" }
+gix-pathspec = { version = "^0.6.0", path = "../gix-pathspec" }
+gix-worktree = { version = "^0.31.0", path = "../gix-worktree", default-features = false }
+gix-object = { version = "^0.41.0", path = "../gix-object" }
+gix-ignore = { version = "^0.11.0", path = "../gix-ignore" }
+gix-utils = { version = "^0.1.9", path = "../gix-utils", features = ["bstr"] }
+
+bstr = { version = "1.5.0", default-features = false }
+thiserror = "1.0.56"
+
+[dev-dependencies]
+gix-testtools = { path = "../tests/tools" }
+gix-fs = { path = "../gix-fs" }
+pretty_assertions = "1.4.0"