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|
use std::{
ops::{Deref, DerefMut},
path::PathBuf,
time::{Duration, SystemTime},
};
use tracing::warn;
pub mod path;
#[cfg(feature = "git")]
pub mod git;
pub trait ProjectParser {
fn parse(&self, path_buf: PathBuf) -> Result<Project, Box<dyn std::error::Error>>;
}
#[derive(Default)]
pub struct ProjectParserGroup {
pub parsers: Vec<Box<dyn ProjectParser>>,
}
impl ProjectParserGroup {
pub fn new() -> Self {
Self::default()
}
pub fn parse(&self, path_buf: std::path::PathBuf) -> Option<Project> {
if self.parsers.is_empty() {
return path_buf.try_into().ok();
}
self.iter()
.map(|p| p.parse(path_buf.to_owned()))
.inspect(|res| {
if let Err(err) = res {
warn!(%err, "Parser failed to match");
}
})
.flatten()
.reduce(|max, p| p.max(max))
}
}
impl Deref for ProjectParserGroup {
type Target = Vec<Box<dyn ProjectParser>>;
fn deref(&self) -> &Self::Target {
&self.parsers
}
}
impl DerefMut for ProjectParserGroup {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.parsers
}
}
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct Project {
pub timestamp: Duration,
pub worktree: PathBuf,
}
impl TryFrom<PathBuf> for Project {
type Error = std::io::Error;
fn try_from(value: PathBuf) -> Result<Self, Self::Error> {
let timestamp = value
.metadata()?
.modified()?
.duration_since(SystemTime::UNIX_EPOCH)
.map_err(|err| std::io::Error::new(std::io::ErrorKind::Other, err.to_string()))?;
Ok(Self {
worktree: value,
timestamp,
})
}
}
|
