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doc: Add mod level documents

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Lin Yihai 2024-07-29 10:36:47 +08:00
parent 7c4236ee89
commit c4d7d7428f
1 changed files with 9 additions and 0 deletions
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9
src/cargo/util/semver_eval_ext.rs
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@ -1,3 +1,9 @@
//! Extend `semver::VersionReq` with [`matches_prerelease`] which doesn't preclude pre-releases by default.
//!
//! Please refer to the semantic proposal, see [RFC 3493].
//!
//! [RFC 3493]: https://rust-lang.github.io/rfcs/3493-precise-pre-release-cargo-update.html
use semver::{Comparator, Op, Prerelease, Version, VersionReq}; use semver::{Comparator, Op, Prerelease, Version, VersionReq};
pub(crate) fn matches_prerelease(req: &VersionReq, ver: &Version) -> bool { pub(crate) fn matches_prerelease(req: &VersionReq, ver: &Version) -> bool {
@ -33,6 +39,7 @@ fn matches_prerelease_impl(cmp: &Comparator, ver: &Version) -> bool {
} }
} }
// See https://github.com/dtolnay/semver/blob/69efd3cc770ead273a06ad1788477b3092996d29/src/eval.rs#L44-L62
fn matches_exact(cmp: &Comparator, ver: &Version) -> bool { fn matches_exact(cmp: &Comparator, ver: &Version) -> bool {
if ver.major != cmp.major { if ver.major != cmp.major {
return false; return false;
@ -53,6 +60,7 @@ fn matches_exact(cmp: &Comparator, ver: &Version) -> bool {
ver.pre == cmp.pre ver.pre == cmp.pre
} }
// See https://github.com/dtolnay/semver/blob/69efd3cc770ead273a06ad1788477b3092996d29/src/eval.rs#L64-L88
fn matches_greater(cmp: &Comparator, ver: &Version) -> bool { fn matches_greater(cmp: &Comparator, ver: &Version) -> bool {
if ver.major != cmp.major { if ver.major != cmp.major {
return ver.major > cmp.major; return ver.major > cmp.major;
@ -79,6 +87,7 @@ fn matches_greater(cmp: &Comparator, ver: &Version) -> bool {
ver.pre > cmp.pre ver.pre > cmp.pre
} }
// See https://github.com/dtolnay/semver/blob/69efd3cc770ead273a06ad1788477b3092996d29/src/eval.rs#L90-L114
fn matches_less(cmp: &Comparator, ver: &Version) -> bool { fn matches_less(cmp: &Comparator, ver: &Version) -> bool {
if ver.major != cmp.major { if ver.major != cmp.major {
return ver.major < cmp.major; return ver.major < cmp.major;