From e0d1a7f921ab27e128ea25c8b3188805c510b829 Mon Sep 17 00:00:00 2001 From: nsfisis Date: Tue, 12 May 2026 04:04:14 +0900 Subject: feat(port): port CanonicalPackagesTrait.php --- .../src/repository/canonical_packages_trait.rs | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) (limited to 'crates/shirabe/src/repository') diff --git a/crates/shirabe/src/repository/canonical_packages_trait.rs b/crates/shirabe/src/repository/canonical_packages_trait.rs index cefe02e..3fac07e 100644 --- a/crates/shirabe/src/repository/canonical_packages_trait.rs +++ b/crates/shirabe/src/repository/canonical_packages_trait.rs @@ -1 +1,36 @@ //! ref: composer/src/Composer/Repository/CanonicalPackagesTrait.php + +use indexmap::IndexMap; +use crate::package::package_interface::PackageInterface; + +/// Provides get_canonical_packages() to various repository implementations. +pub trait CanonicalPackagesTrait { + fn get_packages(&self) -> Vec>; + + /// Get unique packages (at most one package of each name), with aliases resolved and removed. + fn get_canonical_packages(&self) -> Vec> { + let packages = self.get_packages(); + + // get at most one package of each name, preferring non-aliased ones + let mut packages_by_name: IndexMap> = IndexMap::new(); + for package in packages { + let name = package.get_name(); + if !packages_by_name.contains_key(&name) || packages_by_name[&name].is_alias_package() { + packages_by_name.insert(name, package); + } + } + + let mut canonical_packages = Vec::new(); + + // unfold aliased packages + for mut package in packages_by_name.into_values() { + while package.is_alias_package() { + package = package.get_alias_of(); + } + + canonical_packages.push(package); + } + + canonical_packages + } +} -- cgit v1.3.1