feat!: ues u32 insted of NumberVersion (pubgrub-rs#180)

* feat: ues u32 insted of NumberVersion

* clean up

benches/large_case.rs

@@ -7,7 +7,7 @@ use self::criterion::*;
 use pubgrub::package::Package;
 use pubgrub::range::Range;
 use pubgrub::solver::{resolve, OfflineDependencyProvider};
-use pubgrub::version::{NumberVersion, SemanticVersion};
+use pubgrub::version::SemanticVersion;
 use pubgrub::version_set::VersionSet;
 use serde::de::Deserialize;
 
@@ -36,9 +36,9 @@ fn bench_nested(c: &mut Criterion) {
         let case = case.unwrap().path();
         let name = case.file_name().unwrap().to_string_lossy();
         let data = std::fs::read_to_string(&case).unwrap();
-        if name.ends_with("u16_NumberVersion.ron") {
+        if name.ends_with("u16_NumberVersion.ron") || name.ends_with("u16_u32.ron") {
             group.bench_function(name, |b| {
-                bench::<u16, Range<NumberVersion>>(b, &data);
+                bench::<u16, Range<u32>>(b, &data);
             });
         } else if name.ends_with("str_SemanticVersion.ron") {
             group.bench_function(name, |b| {

examples/caching_dependency_provider.rs

@@ -5,10 +5,9 @@ use std::cell::RefCell;
 use pubgrub::package::Package;
 use pubgrub::range::Range;
 use pubgrub::solver::{resolve, Dependencies, DependencyProvider, OfflineDependencyProvider};
-use pubgrub::version::NumberVersion;
 use pubgrub::version_set::VersionSet;
 
-type NumVS = Range<NumberVersion>;
+type NumVS = Range<u32>;
 
 // An example implementing caching dependency provider that will
 // store queried dependencies in memory and check them before querying more from remote.
@@ -77,11 +76,11 @@ fn main() {
     let mut remote_dependencies_provider = OfflineDependencyProvider::<&str, NumVS>::new();
 
     // Add dependencies as needed. Here only root package is added.
-    remote_dependencies_provider.add_dependencies("root", 1, Vec::new());
+    remote_dependencies_provider.add_dependencies("root", 1u32, Vec::new());
 
     let caching_dependencies_provider =
         CachingDependencyProvider::new(remote_dependencies_provider);
 
-    let solution = resolve(&caching_dependencies_provider, "root", 1);
+    let solution = resolve(&caching_dependencies_provider, "root", 1u32);
     println!("Solution: {:?}", solution);
 }

examples/doc_interface.rs

@@ -2,9 +2,8 @@
 
 use pubgrub::range::Range;
 use pubgrub::solver::{resolve, OfflineDependencyProvider};
-use pubgrub::version::NumberVersion;
 
-type NumVS = Range<NumberVersion>;
+type NumVS = Range<u32>;
 
 // `root` depends on `menu` and `icons`
 // `menu` depends on `dropdown`
@@ -14,13 +13,13 @@ type NumVS = Range<NumberVersion>;
 fn main() {
     let mut dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
     dependency_provider.add_dependencies(
-        "root", 1, [("menu", Range::full()), ("icons", Range::full())],
+        "root", 1u32, [("menu", Range::full()), ("icons", Range::full())],
     );
-    dependency_provider.add_dependencies("menu", 1, [("dropdown", Range::full())]);
-    dependency_provider.add_dependencies("dropdown", 1, [("icons", Range::full())]);
-    dependency_provider.add_dependencies("icons", 1, []);
+    dependency_provider.add_dependencies("menu", 1u32, [("dropdown", Range::full())]);
+    dependency_provider.add_dependencies("dropdown", 1u32, [("icons", Range::full())]);
+    dependency_provider.add_dependencies("icons", 1u32, []);
 
     // Run the algorithm.
-    let solution = resolve(&dependency_provider, "root", 1);
+    let solution = resolve(&dependency_provider, "root", 1u32);
     println!("Solution: {:?}", solution);
 }

src/lib.rs

@@ -11,24 +11,18 @@
 //! # Package and Version traits
 //!
 //! All the code in this crate is manipulating packages and versions, and for this to work
-//! we defined a [Package](package::Package) and [Version](version::Version) traits
-//! that are used as bounds on most of the exposed types and functions.
+//! we defined a [Package](package::Package) trait
+//! that is used as bounds on most of the exposed types and functions.
 //!
 //! Package identifiers needs to implement our [Package](package::Package) trait,
 //! which is automatic if the type already implements
 //! [Clone] + [Eq] + [Hash] + [Debug] + [Display](std::fmt::Display).
 //! So things like [String] will work out of the box.
 //!
-//! Our [Version](version::Version) trait requires
-//! [Clone] + [Ord] + [Debug] + [Display](std::fmt::Display)
-//! and also the definition of two methods,
-//! [lowest() -> Self](version::Version::lowest) which returns the lowest version existing,
-//! and [bump(&self) -> Self](version::Version::bump) which returns the next smallest version
-//! strictly higher than the current one.
-//! For convenience, this library already provides
-//! two implementations of [Version](version::Version).
-//! The first one is [NumberVersion](version::NumberVersion), basically a newtype for [u32].
-//! The second one is [SemanticVersion](version::NumberVersion)
+//! TODO! This is all wrong. Need to talk about VS, not Version.
+//! Our Version trait requires
+//! [Clone] + [Ord] + [Debug] + [Display](std::fmt::Display).
+//! For convenience, this library provides [SemanticVersion](version::SemanticVersion)
 //! that implements semantic versioning rules.
 //!
 //! # Basic example
@@ -47,22 +41,21 @@
 //! We can model that scenario with this library as follows
 //! ```
 //! # use pubgrub::solver::{OfflineDependencyProvider, resolve};
-//! # use pubgrub::version::NumberVersion;
 //! # use pubgrub::range::Range;
 //!
-//! type NumVS = Range<NumberVersion>;
+//! type NumVS = Range<u32>;
 //!
 //! let mut dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
 //!
 //! dependency_provider.add_dependencies(
-//!     "root", 1, [("menu", Range::full()), ("icons", Range::full())],
+//!     "root", 1u32, [("menu", Range::full()), ("icons", Range::full())],
 //! );
-//! dependency_provider.add_dependencies("menu", 1, [("dropdown", Range::full())]);
-//! dependency_provider.add_dependencies("dropdown", 1, [("icons", Range::full())]);
-//! dependency_provider.add_dependencies("icons", 1, []);
+//! dependency_provider.add_dependencies("menu", 1u32, [("dropdown", Range::full())]);
+//! dependency_provider.add_dependencies("dropdown", 1u32, [("icons", Range::full())]);
+//! dependency_provider.add_dependencies("icons", 1u32, []);
 //!
 //! // Run the algorithm.
-//! let solution = resolve(&dependency_provider, "root", 1).unwrap();
+//! let solution = resolve(&dependency_provider, "root", 1u32).unwrap();
 //! ```
 //!
 //! # DependencyProvider trait
@@ -183,14 +176,13 @@
 //! # use pubgrub::solver::{resolve, OfflineDependencyProvider};
 //! # use pubgrub::report::{DefaultStringReporter, Reporter};
 //! # use pubgrub::error::PubGrubError;
-//! # use pubgrub::version::NumberVersion;
 //! # use pubgrub::range::Range;
 //! #
-//! # type NumVS = Range<NumberVersion>;
+//! # type NumVS = Range<u32>;
 //! #
 //! # let dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
 //! # let root_package = "root";
-//! # let root_version = 1;
+//! # let root_version = 1u32;
 //! #
 //! match resolve(&dependency_provider, root_package, root_version) {
 //!     Ok(solution) => println!("{:?}", solution),

src/solver.rs

@@ -43,16 +43,15 @@
 //! ```
 //! # use std::convert::Infallible;
 //! # use pubgrub::solver::{resolve, OfflineDependencyProvider};
-//! # use pubgrub::version::NumberVersion;
 //! # use pubgrub::error::PubGrubError;
 //! # use pubgrub::range::Range;
 //! #
-//! # type NumVS = Range<NumberVersion>;
+//! # type NumVS = Range<u32>;
 //! #
 //! # fn try_main() -> Result<(), PubGrubError<&'static str, NumVS, Infallible>> {
 //! #     let dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
 //! #     let package = "root";
-//! #     let version = 1;
+//! #     let version = 1u32;
 //! let solution = resolve(&dependency_provider, package, version)?;
 //! #     Ok(())
 //! # }

src/version.rs

@@ -6,15 +6,6 @@ use std::fmt::{self, Debug, Display};
 use std::str::FromStr;
 use thiserror::Error;
 
-/// Versions have a minimal version (a "0" version)
-/// and are ordered such that every version has a next one.
-pub trait Version: Clone + Ord + Debug + Display {
-    /// Returns the lowest version.
-    fn lowest() -> Self;
-    /// Returns the next version, the smallest strictly higher version.
-    fn bump(&self) -> Self;
-}
-
 /// Type for semantic versions: major.minor.patch.
 #[derive(Debug, Copy, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)]
 pub struct SemanticVersion {
@@ -228,62 +219,3 @@ impl Display for SemanticVersion {
         write!(f, "{}.{}.{}", self.major, self.minor, self.patch)
     }
 }
-
-// Implement Version for SemanticVersion.
-impl Version for SemanticVersion {
-    fn lowest() -> Self {
-        Self::zero()
-    }
-    fn bump(&self) -> Self {
-        self.bump_patch()
-    }
-}
-
-/// Simplest versions possible, just a positive number.
-#[derive(Debug, Copy, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)]
-#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize,))]
-#[cfg_attr(feature = "serde", serde(transparent))]
-pub struct NumberVersion(pub u32);
-
-// Convert an usize into a version.
-impl From<u32> for NumberVersion {
-    fn from(v: u32) -> Self {
-        Self(v)
-    }
-}
-
-// Convert an &usize into a version.
-impl From<&u32> for NumberVersion {
-    fn from(v: &u32) -> Self {
-        Self(*v)
-    }
-}
-
-// Convert an &version into a version.
-impl From<&NumberVersion> for NumberVersion {
-    fn from(v: &NumberVersion) -> Self {
-        *v
-    }
-}
-
-// Convert a version into an usize.
-impl From<NumberVersion> for u32 {
-    fn from(version: NumberVersion) -> Self {
-        version.0
-    }
-}
-
-impl Display for NumberVersion {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "{}", self.0)
-    }
-}
-
-impl Version for NumberVersion {
-    fn lowest() -> Self {
-        Self(0)
-    }
-    fn bump(&self) -> Self {
-        Self(self.0 + 1)
-    }
-}

tests/examples.rs

@@ -5,9 +5,9 @@ use pubgrub::range::Range;
 use pubgrub::report::{DefaultStringReporter, Reporter as _};
 use pubgrub::solver::{resolve, OfflineDependencyProvider};
 use pubgrub::type_aliases::Map;
-use pubgrub::version::{NumberVersion, SemanticVersion};
+use pubgrub::version::SemanticVersion;
 
-type NumVS = Range<NumberVersion>;
+type NumVS = Range<u32>;
 type SemVS = Range<SemanticVersion>;
 
 use log::LevelFilter;
@@ -193,22 +193,22 @@ fn conflict_with_partial_satisfier() {
 fn double_choices() {
     init_log();
     let mut dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
-    dependency_provider.add_dependencies("a", 0, [("b", Range::full()), ("c", Range::full())]);
-    dependency_provider.add_dependencies("b", 0, [("d", Range::singleton(0))]);
-    dependency_provider.add_dependencies("b", 1, [("d", Range::singleton(1))]);
-    dependency_provider.add_dependencies("c", 0, []);
-    dependency_provider.add_dependencies("c", 1, [("d", Range::singleton(2))]);
-    dependency_provider.add_dependencies("d", 0, []);
+    dependency_provider.add_dependencies("a", 0u32, [("b", Range::full()), ("c", Range::full())]);
+    dependency_provider.add_dependencies("b", 0u32, [("d", Range::singleton(0u32))]);
+    dependency_provider.add_dependencies("b", 1u32, [("d", Range::singleton(1u32))]);
+    dependency_provider.add_dependencies("c", 0u32, []);
+    dependency_provider.add_dependencies("c", 1u32, [("d", Range::singleton(2u32))]);
+    dependency_provider.add_dependencies("d", 0u32, []);
 
     // Solution.
     let mut expected_solution = Map::default();
-    expected_solution.insert("a", 0.into());
-    expected_solution.insert("b", 0.into());
-    expected_solution.insert("c", 0.into());
-    expected_solution.insert("d", 0.into());
+    expected_solution.insert("a", 0u32);
+    expected_solution.insert("b", 0u32);
+    expected_solution.insert("c", 0u32);
+    expected_solution.insert("d", 0u32);
 
     // Run the algorithm.
-    let computed_solution = resolve(&dependency_provider, "a", 0).unwrap();
+    let computed_solution = resolve(&dependency_provider, "a", 0u32).unwrap();
     assert_eq!(expected_solution, computed_solution);
 }
 
@@ -217,15 +217,15 @@ fn confusing_with_lots_of_holes() {
     let mut dependency_provider = OfflineDependencyProvider::<&str, NumVS>::new();
 
     // root depends on foo...
-    dependency_provider.add_dependencies("root", 1, vec![("foo", Range::full())]);
+    dependency_provider.add_dependencies("root", 1u32, vec![("foo", Range::full())]);
 
     for i in 1..6 {
         // foo depends on bar...
         dependency_provider.add_dependencies("foo", i as u32, vec![("bar", Range::full())]);
     }
 
     let Err(PubGrubError::NoSolution(mut derivation_tree)) =
-        resolve(&dependency_provider, "root", 1)
+        resolve(&dependency_provider, "root", 1u32)
     else {
         unreachable!()
     };