[Request] [++- ] D11890: rhg: Add support for ui.ignore and ui.ignore.* config
SimonSapin
phabricator at mercurial-scm.org
Thu Dec 9 17:13:53 UTC 2021
SimonSapin created this revision.
Herald added a reviewer: hg-reviewers.
Herald added a subscriber: mercurial-patches.
REVISION SUMMARY
This fixes some but not all failures in `tests/test-hgignore.t` when running
with `rhg status` enabled.
REPOSITORY
rHG Mercurial
BRANCH
default
REVISION DETAIL
https://phab.mercurial-scm.org/D11890
AFFECTED FILES
rust/hg-core/src/config/config.rs
rust/hg-core/src/config/layer.rs
rust/rhg/src/commands/status.rs
CHANGE DETAILS
diff --git a/rust/rhg/src/commands/status.rs b/rust/rhg/src/commands/status.rs
--- a/rust/rhg/src/commands/status.rs
+++ b/rust/rhg/src/commands/status.rs
@@ -21,10 +21,12 @@
use hg::matchers::AlwaysMatcher;
use hg::repo::Repo;
use hg::utils::files::get_bytes_from_os_string;
+use hg::utils::files::get_path_from_bytes;
use hg::utils::hg_path::{hg_path_to_path_buf, HgPath};
use hg::{HgPathCow, StatusOptions};
use log::{info, warn};
use std::io;
+use std::path::PathBuf;
pub const HELP_TEXT: &str = "
Show changed files in the working directory
@@ -213,11 +215,10 @@
list_ignored: display_states.ignored,
collect_traversed_dirs: false,
};
- let ignore_file = repo.working_directory_vfs().join(".hgignore"); // TODO hardcoded
let (mut ds_status, pattern_warnings) = dmap.status(
&AlwaysMatcher,
repo.working_directory_path().to_owned(),
- vec![ignore_file],
+ ignore_files(repo, config),
options,
)?;
if !pattern_warnings.is_empty() {
@@ -396,6 +397,25 @@
Ok(())
}
+fn ignore_files(repo: &Repo, config: &Config) -> Vec<PathBuf> {
+ let mut ignore_files = Vec::new();
+ let repo_ignore = repo.working_directory_vfs().join(".hgignore");
+ if repo_ignore.exists() {
+ ignore_files.push(repo_ignore)
+ }
+ for (key, value) in config.iter_section(b"ui") {
+ if key == b"ignore" || key.starts_with(b"ignore.") {
+ let path = get_path_from_bytes(value);
+ // TODO:Â expand "~/" and environment variable here, like Python
+ // does with `os.path.expanduser` and `os.path.expandvars`
+
+ let joined = repo.working_directory_path().join(path);
+ ignore_files.push(joined);
+ }
+ }
+ ignore_files
+}
+
// Probably more elegant to use a Deref or Borrow trait rather than
// harcode HgPathBuf, but probably not really useful at this point
fn display_status_paths(
diff --git a/rust/hg-core/src/config/layer.rs b/rust/hg-core/src/config/layer.rs
--- a/rust/hg-core/src/config/layer.rs
+++ b/rust/hg-core/src/config/layer.rs
@@ -127,6 +127,17 @@
.flat_map(|section| section.keys().map(|vec| &**vec))
}
+ /// Returns the (key, value) pairs defined in the given section
+ pub fn iter_section<'layer>(
+ &'layer self,
+ section: &[u8],
+ ) -> impl Iterator<Item = (&'layer [u8], &'layer [u8])> {
+ self.sections
+ .get(section)
+ .into_iter()
+ .flat_map(|section| section.iter().map(|(k, v)| (&**k, &*v.bytes)))
+ }
+
/// Returns whether any key is defined in the given section
pub fn has_non_empty_section(&self, section: &[u8]) -> bool {
self.sections
diff --git a/rust/hg-core/src/config/config.rs b/rust/hg-core/src/config/config.rs
--- a/rust/hg-core/src/config/config.rs
+++ b/rust/hg-core/src/config/config.rs
@@ -419,6 +419,35 @@
.any(|layer| layer.has_non_empty_section(section))
}
+ /// Yields (key, value) pairs for everything in the given section
+ pub fn iter_section<'a>(
+ &'a self,
+ section: &'a [u8],
+ ) -> impl Iterator<Item = (&[u8], &[u8])> + 'a {
+ // Deduplicate keys redefined in multiple layers
+ let mut keys_already_seen = HashSet::new();
+ let mut key_is_new =
+ move |&(key, _value): &(&'a [u8], &'a [u8])| -> bool {
+ keys_already_seen.insert(key)
+ };
+ // This is similar to `flat_map` + `filter_map`, except with a single
+ // closure that owns `key_is_new` (and therefore the
+ // `keys_already_seen` set):
+ let mut layer_iters = self
+ .layers
+ .iter()
+ .rev()
+ .map(move |layer| layer.iter_section(section))
+ .peekable();
+ std::iter::from_fn(move || loop {
+ if let Some(pair) = layer_iters.peek_mut()?.find(&mut key_is_new) {
+ return Some(pair);
+ } else {
+ layer_iters.next();
+ }
+ })
+ }
+
/// Get raw values bytes from all layers (even untrusted ones) in order
/// of precedence.
#[cfg(test)]
To: SimonSapin, #hg-reviewers
Cc: mercurial-patches, mercurial-devel
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