use std::fs; use std::path::PathBuf; use super::utils::remove_dir_if_exists; #[derive(Debug, Clone)] pub(crate) struct Dirs { pub(crate) source_dir: PathBuf, pub(crate) download_dir: PathBuf, pub(crate) build_dir: PathBuf, pub(crate) dist_dir: PathBuf, pub(crate) frozen: bool, } #[doc(hidden)] #[derive(Debug, Copy, Clone)] pub(crate) enum PathBase { Source, Download, Build, Dist, } impl PathBase { fn to_path(self, dirs: &Dirs) -> PathBuf { match self { PathBase::Source => dirs.source_dir.clone(), PathBase::Download => dirs.download_dir.clone(), PathBase::Build => dirs.build_dir.clone(), PathBase::Dist => dirs.dist_dir.clone(), } } } #[derive(Debug, Copy, Clone)] pub(crate) enum RelPath { Base(PathBase), Join(&'static RelPath, &'static str), } impl RelPath { pub(crate) const SOURCE: RelPath = RelPath::Base(PathBase::Source); pub(crate) const DOWNLOAD: RelPath = RelPath::Base(PathBase::Download); pub(crate) const BUILD: RelPath = RelPath::Base(PathBase::Build); pub(crate) const DIST: RelPath = RelPath::Base(PathBase::Dist); pub(crate) const SCRIPTS: RelPath = RelPath::SOURCE.join("scripts"); pub(crate) const PATCHES: RelPath = RelPath::SOURCE.join("patches"); pub(crate) const fn join(&'static self, suffix: &'static str) -> RelPath { RelPath::Join(self, suffix) } pub(crate) fn to_path(&self, dirs: &Dirs) -> PathBuf { match self { RelPath::Base(base) => base.to_path(dirs), RelPath::Join(base, suffix) => base.to_path(dirs).join(suffix), } } pub(crate) fn ensure_exists(&self, dirs: &Dirs) { fs::create_dir_all(self.to_path(dirs)).unwrap(); } pub(crate) fn ensure_fresh(&self, dirs: &Dirs) { let path = self.to_path(dirs); remove_dir_if_exists(&path); fs::create_dir_all(path).unwrap(); } }