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#[macro_use]
extern crate serde_derive;
pub use cargo_author::*;
use std::fmt;
mod rich_crate;
pub use crate::rich_crate::*;
mod rich_crate_version;
pub use crate::rich_crate_version::*;
pub use cargo_toml::Manifest;
pub use render_readme::Markup;
pub use render_readme::Readme;
pub use repo_url::Repo;
pub use repo_url::RepoHost;
pub use repo_url::SimpleRepo;
/// URL-like identifier of location where crate has been published + normalized crate name
#[derive(Clone, Eq, PartialEq, Hash)]
pub enum Origin {
CratesIo(Box<str>),
GitHub { repo: SimpleRepo, package: Box<str> },
GitLab { repo: SimpleRepo, package: Box<str> },
}
impl fmt::Debug for Origin {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Origin::CratesIo(name) => write!(f, "Origin( lib.rs/{} )", name),
Origin::GitHub { repo, package } => write!(f, "Origin( github.com/{}/{} {} )", repo.owner, repo.repo, package),
Origin::GitLab { repo, package } => write!(f, "Origin( gitlab.com/{}/{} {} )", repo.owner, repo.repo, package),
}
}
}
impl Origin {
#[inline]
pub fn from_crates_io_name(name: &str) -> Self {
match Self::try_from_crates_io_name(name) {
Some(n) => n,
None => panic!("bad crate name: '{}'", name),
}
}
#[inline]
pub fn try_from_crates_io_name(name: &str) -> Option<Self> {
if Self::is_valid_crate_name(name) {
Some(Origin::CratesIo(name.to_ascii_lowercase().into()))
} else {
None
}
}
#[inline(always)]
pub fn is_valid_crate_name(name: &str) -> bool {
!name.is_empty() && is_alnum(name)
}
#[inline]
pub fn from_github(repo: SimpleRepo, package: impl Into<Box<str>>) -> Self {
Origin::GitHub { repo, package: package.into() }
}
#[inline]
pub fn from_gitlab(repo: SimpleRepo, package: impl Into<Box<str>>) -> Self {
Origin::GitLab { repo, package: package.into() }
}
#[inline]
pub fn from_repo(r: &Repo, package: &str) -> Option<Self> {
match r.host() {
RepoHost::GitHub(r) => Some(Self::from_github(r.clone(), package)),
RepoHost::GitLab(r) => Some(Self::from_gitlab(r.clone(), package)),
_ => None,
}
}
pub fn from_str(s: impl AsRef<str>) -> Self {
let s = s.as_ref();
let mut n = s.splitn(2, ':');
let host = n.next().unwrap();
match host {
"crates.io" => Self::from_crates_io_name(n.next().expect("parse")),
"github" | "gitlab" => {
let mut n = n.next().expect("parse").splitn(3, '/');
let owner = n.next().expect("parse").into();
let repo = n.next().expect("parse").into();
let package = n.next().expect("parse");
if host == "github" {
Self::from_github(SimpleRepo { owner, repo }, package)
} else {
Self::from_gitlab(SimpleRepo { owner, repo }, package)
}
},
_ => panic!("bad str {}", s),
}
}
pub fn to_str(&self) -> String {
match *self {
Origin::CratesIo(ref s) => format!("crates.io:{}", s),
Origin::GitHub { ref repo, ref package } => format!("github:{}/{}/{}", repo.owner, repo.repo, package),
Origin::GitLab { ref repo, ref package } => format!("gitlab:{}/{}/{}", repo.owner, repo.repo, package),
}
}
#[inline]
pub fn short_crate_name(&self) -> &str {
match *self {
Origin::CratesIo(ref s) => s,
Origin::GitHub { ref package, .. } |
Origin::GitLab { ref package, .. } => package,
}
}
#[inline]
pub fn is_crates_io(&self) -> bool {
match self {
Origin::CratesIo(_) => true,
_ => false,
}
}
#[inline]
pub fn repo(&self) -> Option<(&SimpleRepo, &str)> {
match *self {
Origin::CratesIo(_) => None,
Origin::GitHub { ref package, ref repo } |
Origin::GitLab { ref package, ref repo } => Some((repo, package)),
}
}
#[inline]
pub fn into_repo(self) -> Option<(RepoHost, Box<str>)> {
match self {
Origin::CratesIo(_) => None,
Origin::GitHub { package, repo } => Some((RepoHost::GitHub(repo), package)),
Origin::GitLab { package, repo } => Some((RepoHost::GitLab(repo), package)),
}
}
}
#[test]
fn roundtrip() {
let o1 = Origin::from_crates_io_name("hello");
let o2 = Origin::from_str(o1.to_str());
assert_eq!(o1, o2);
assert_eq!("hello", o2.short_crate_name());
}
#[test]
fn roundtrip_gh() {
let o1 = Origin::from_github(SimpleRepo { owner: "foo".into(), repo: "bar".into() }, "baz");
let o3 = Origin::from_github(SimpleRepo { owner: "foo".into(), repo: "bar".into() }, "other_package");
let o2 = Origin::from_str(o1.to_str());
assert_eq!(o1, o2);
assert_ne!(o1, o3);
assert_eq!("baz", o2.short_crate_name());
}
fn is_alnum(q: &str) -> bool {
q.as_bytes().iter().copied().all(|c| c.is_ascii_alphanumeric() || c == b'_' || c == b'-')
}
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