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#![deny(missing_docs)]
#![deny(clippy::all)]
#![deny(unsafe_code)]
#![allow(clippy::upper_case_acronyms)]
use rust_releases_core::{semver, Release, ReleaseIndex, Source};
use rust_releases_io::Document;
use std::collections::BTreeSet;
use std::iter::FromIterator;
use std::path::Path;
pub(crate) mod errors;
pub use crate::errors::{RustDistWithCLIError, RustDistWithCLIResult};
pub struct RustDistWithCLI {
source: Document,
}
impl RustDistWithCLI {
pub fn from_path<P: AsRef<Path>>(path: P) -> Self {
Self {
source: Document::LocalPath(path.as_ref().to_path_buf()),
}
}
#[cfg(test)]
pub(crate) fn from_document(source: Document) -> Self {
Self { source }
}
}
impl Source for RustDistWithCLI {
type Error = RustDistWithCLIError;
fn build_index(&self) -> Result<ReleaseIndex, Self::Error> {
let contents = self.source.load()?;
let content = String::from_utf8(contents)?;
let versions = content
.lines()
.filter(|s| !s.trim().starts_with("PRE"))
.filter_map(|line| {
line.split_ascii_whitespace()
.nth(3)
.filter(|s| s.starts_with("rust-1"))
})
.filter_map(|s| s.split('-').nth(1))
.flat_map(|s| semver::Version::parse(s).map(Release::new_stable))
.collect::<BTreeSet<_>>();
Ok(ReleaseIndex::from_iter(versions))
}
}
#[cfg(test)]
mod tests {
use crate::{ReleaseIndex, RustDistWithCLI};
use rust_releases_core::semver;
use rust_releases_io::Document;
#[test]
fn strategy_dist_index() {
let expected_version = semver::Version::parse("1.50.0").unwrap();
let path = [
env!("CARGO_MANIFEST_DIR"),
"/../../resources/rust_dist_with_cli/dist.txt",
]
.join("");
let strategy = RustDistWithCLI::from_document(Document::LocalPath(path.into()));
let index = ReleaseIndex::from_source(strategy).unwrap();
assert!(index.releases().len() > 50);
assert_eq!(index.releases()[0].version(), &expected_version);
}
}