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|
use self::entry::SearchEntry;
use crate::{config::SearchEntryConfig, project::ProjectItem};
pub mod entry;
type EntryIter = std::vec::IntoIter<SearchEntryConfig>;
pub struct Search {
iter: EntryIter,
curr: Option<SearchEntry>,
}
impl std::fmt::Debug for Search {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct("Projects")
.field("paths_iter", &self.iter)
.finish_non_exhaustive()
}
}
impl<T> From<T> for Search
where
T: IntoIterator<IntoIter = EntryIter>,
{
fn from(value: T) -> Self {
Self {
iter: value.into_iter(),
curr: None,
}
}
}
impl Iterator for Search {
type Item = ProjectItem;
#[tracing::instrument]
fn next(&mut self) -> Option<Self::Item> {
match self.curr.as_mut().and_then(|c| c.next()) {
Some(proj) => Some(proj),
None => {
self.curr = Some(self.iter.next()?.into());
self.next()
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use pretty_assertions::assert_eq;
use std::{fs, path::PathBuf};
#[test]
fn test_iteration() {
let temp_dir = tempfile::Builder::new()
.tempdir()
.unwrap()
.path()
.to_owned();
let project_dir = temp_dir.join("project_dir");
let project1 = temp_dir.join("project_dir/project1");
let project2 = temp_dir.join("project_dir/project2");
let project3 = temp_dir.join("project3");
let project4 = temp_dir.join("subdir/project4");
let paths = Search::from(Vec::from([
SearchEntryConfig {
path_buf: project_dir.to_owned(),
max_depth: Some(1),
..Default::default()
},
SearchEntryConfig {
path_buf: project3.to_owned(),
max_depth: Some(0),
..Default::default()
},
SearchEntryConfig {
path_buf: project4.to_owned(),
max_depth: Some(0),
..Default::default()
},
]));
let mut path_bufs = Vec::from([project_dir, project1, project2, project3, project4]);
path_bufs.iter().try_for_each(fs::create_dir_all).unwrap();
path_bufs.sort();
let mut results = paths.into_iter().collect::<Vec<ProjectItem>>();
results.sort_unstable_by_key(|p| *p.timestamp());
let results = results
.into_iter()
.map(|p| p.to_path_buf().to_owned())
.collect::<Vec<PathBuf>>();
assert_eq!(path_bufs, results);
}
}
|
