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112 lines
2.7 KiB
112 lines
2.7 KiB
use crate::models::{CargoCrate, CrateId, DepGraph};
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use std::sync::atomic::{AtomicUsize, Ordering};
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use std::{
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cmp::{self, Eq, Ord, PartialEq, PartialOrd},
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collections::BTreeSet,
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path::PathBuf,
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};
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static ID_CTR: AtomicUsize = AtomicUsize::new(0);
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/// A crate in a cargo workspace
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///
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/// Has a name, path (stored as the offset of the root), and set of
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/// dependencies inside the workspace. To get the dependents of this
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/// crate, query the dependency graph with the set of other crate IDs.
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#[derive(Clone, Debug)]
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pub struct Crate {
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/// Numeric Id of this crate
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pub id: CrateId,
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/// Package name, not the folder name
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pub name: String,
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/// Path offset of the workspace root
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pub cc: CargoCrate,
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/// List of dependencies this crate has inside this workspace
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pub dependencies: BTreeSet<CrateId>,
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}
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impl PartialEq for Crate {
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fn eq(&self, other: &Self) -> bool {
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self.id == other.id
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}
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}
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impl Eq for Crate {}
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impl Ord for Crate {
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fn cmp(&self, other: &Self) -> cmp::Ordering {
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self.id.cmp(&other.id)
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}
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}
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impl PartialOrd for Crate {
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fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
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Some(self.cmp(other))
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}
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}
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/// Increment the monotonicly increasing Id
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fn incr_id() -> usize {
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ID_CTR.fetch_add(1, Ordering::Relaxed)
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}
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impl Crate {
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pub fn new(cc: CargoCrate) -> Self {
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Self {
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id: incr_id(),
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name: cc.name(),
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cc,
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dependencies: BTreeSet::default(),
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}
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}
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/// Call this function once all crates have been loaded into scope
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pub fn process(&mut self, g: &DepGraph) {
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let deps: Vec<_> = self
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.cc
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.dependencies
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.iter()
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.filter_map(|d| g.find_crate(&d.name))
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.collect();
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deps.into_iter().for_each(|cid| self.add_dependency(cid));
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}
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/// Get the crate name
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pub fn name(&self) -> &String {
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&self.name
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}
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/// Get the crate path
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pub fn path(&self) -> &PathBuf {
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&self.cc.path
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}
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/// Get the current version
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pub fn version(&self) -> String {
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self.cc.version()
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}
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/// Add a dependency of this crate
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pub fn add_dependency(&mut self, id: CrateId) {
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self.dependencies.insert(id);
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}
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/// Check if this crate has a particular dependency
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pub fn has_dependency(&self, id: CrateId) -> bool {
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self.dependencies.contains(&id)
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}
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pub fn change_dependency(&mut self, dep: &String, new_ver: &String) {
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self.cc.change_dep(dep, new_ver);
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}
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/// Publish a new version of this crate
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pub fn publish(&mut self, new_version: String) {
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self.cc.set_version(new_version);
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}
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pub fn sync(&mut self) {
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self.cc.sync();
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}
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}
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