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|
use std::path::PathBuf;
use distro::Language;
use itertools::Itertools;
use rustc_hash::FxHashSet;
use crate::Workspace;
use super::ProjectRoot;
pub fn watch(
workspace: &mut Workspace,
watcher: &mut dyn notify::Watcher,
watched_dirs: &mut FxHashSet<PathBuf>,
) {
let roots = workspace
.iter()
.map(|document| &document.dir)
.filter(|dir| dir.scheme() == "file")
.unique()
.map(|dir| ProjectRoot::walk_and_find(workspace, dir));
for root in roots {
for uri in [&root.src_dir, &root.aux_dir, &root.log_dir, &root.pdf_dir] {
if let Ok(path) = uri.to_file_path() {
if watched_dirs.insert(path.clone()) {
let _ = watcher.watch(&path, notify::RecursiveMode::NonRecursive);
}
}
}
}
}
pub fn discover(workspace: &mut Workspace, checked_paths: &mut FxHashSet<PathBuf>) {
loop {
let mut changed = false;
changed |= discover_parents(workspace, checked_paths);
changed |= discover_children(workspace, checked_paths);
if !changed {
break;
}
}
}
fn discover_parents(workspace: &mut Workspace, checked_paths: &mut FxHashSet<PathBuf>) -> bool {
let dirs = workspace
.iter()
.filter(|document| document.language != Language::Bib)
.filter_map(|document| document.path.as_deref())
.flat_map(|path| path.ancestors().skip(1))
.filter(|path| workspace.contains(path))
.map(|path| path.to_path_buf())
.collect::<FxHashSet<_>>();
let mut changed = false;
for dir in dirs {
if workspace
.iter()
.filter(|document| matches!(document.language, Language::Root | Language::Tectonic))
.filter_map(|document| document.path.as_deref())
.filter_map(|path| path.parent())
.any(|marker| dir.starts_with(marker))
{
continue;
}
let Ok(entries) = std::fs::read_dir(dir) else {
continue;
};
for file in entries
.flatten()
.filter(|entry| entry.file_type().map_or(false, |type_| type_.is_file()))
.map(|entry| entry.path())
{
let Some(lang) = Language::from_path(&file) else {
continue;
};
if !matches!(
lang,
Language::Tex | Language::Root | Language::Tectonic | Language::Latexmkrc
) {
continue;
}
if workspace.lookup_path(&file).is_none() && file.exists() {
changed |= workspace.load(&file, lang).is_ok();
checked_paths.insert(file);
}
}
}
changed
}
fn discover_children(workspace: &mut Workspace, checked_paths: &mut FxHashSet<PathBuf>) -> bool {
let files = workspace
.graphs()
.values()
.flat_map(|graph| graph.missing.iter())
.filter(|uri| uri.scheme() == "file")
.flat_map(|uri| uri.to_file_path())
.collect::<FxHashSet<_>>();
let mut changed = false;
for file in files {
let language = Language::from_path(&file).unwrap_or(Language::Tex);
if workspace.lookup_path(&file).is_none() && file.exists() {
changed |= workspace.load(&file, language).is_ok();
checked_paths.insert(file);
}
}
changed
}
|