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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| use std::ops::Deref; | ||
|
|
||
| use rustc_hash::FxHashMap; | ||
|
|
||
| use pep440_rs::Version; | ||
| use pep508_rs::{MarkerEnvironment, VerbatimUrl, VersionOrUrl}; | ||
| use uv_normalize::PackageName; | ||
|
|
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| use crate::{Manifest, ResolveError}; | ||
|
|
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| #[derive(Debug, Default)] | ||
| pub(crate) struct Locals { | ||
| /// A map of package names to their associated, required URLs. | ||
| required: FxHashMap<PackageName, Version>, | ||
| } | ||
|
|
||
| impl Locals { | ||
| pub(crate) fn from_manifest( | ||
| manifest: &Manifest, | ||
| markers: &MarkerEnvironment, | ||
| ) -> Result<Self, ResolveError> { | ||
| let mut required: FxHashMap<PackageName, Version> = FxHashMap::default(); | ||
|
|
||
| // Add all direct requirements and constraints. If there are any conflicts, return an error. | ||
| for requirement in manifest | ||
| .requirements | ||
| .iter() | ||
| .filter(|requirement| requirement.evaluate_markers(markers, &[])) | ||
| .chain( | ||
| manifest | ||
| .constraints | ||
| .iter() | ||
| .filter(|requirement| requirement.evaluate_markers(markers, &[])), | ||
| ) | ||
| .chain(manifest.editables.iter().flat_map(|(editable, metadata)| { | ||
| metadata | ||
| .requires_dist | ||
| .iter() | ||
| .filter(|requirement| requirement.evaluate_markers(markers, &editable.extras)) | ||
| })) | ||
| .chain( | ||
| manifest | ||
| .overrides | ||
| .iter() | ||
| .filter(|requirement| requirement.evaluate_markers(markers, &[])), | ||
| ) | ||
| { | ||
| if let Some(version) = to_local(requirement.version_or_url.as_ref()) { | ||
| required.insert(requirement.name.clone(), version.clone()); | ||
| } | ||
| } | ||
|
|
||
| Ok(Self { required }) | ||
| } | ||
|
|
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| /// Return the [`VerbatimUrl`] associated with the given package name, if any. | ||
| pub(crate) fn get(&self, package: &PackageName) -> Option<&Version> { | ||
| self.required.get(package) | ||
| } | ||
|
|
||
| /// Returns `true` if a package is allowed to have a local version. | ||
| pub(crate) fn is_allowed(&self, expected: &Version, provided: &Version) -> bool { | ||
| // The requirements should be the same, ignoring local segments. | ||
| if expected.clone().without_local() != provided.clone().without_local() { | ||
| return false; | ||
| } | ||
|
|
||
| // If the provided version has a local segment, it should be the same as the expected | ||
| // version. | ||
| if provided.local().is_empty() { | ||
| true | ||
| } else { | ||
| expected.local() == provided.local() | ||
| } | ||
| } | ||
| } | ||
|
|
||
| fn to_local(version_or_url: Option<&VersionOrUrl>) -> Option<&Version> { | ||
| let Some(VersionOrUrl::VersionSpecifier(specifier)) = version_or_url else { | ||
| return None; | ||
| }; | ||
|
|
||
| let [specifier] = specifier.deref() else { | ||
| return None; | ||
| }; | ||
|
|
||
| if *specifier.operator() != pep440_rs::Operator::Equal { | ||
| return None; | ||
| }; | ||
|
|
||
| if specifier.version().local().is_empty() { | ||
| return None; | ||
| } | ||
|
|
||
| Some(specifier.version()) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| torchvision==0.15.1+cu118 | ||
| torch==2.0.0+cu118 |