Struct cargo_update::ops::MainRepoPackage
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pub struct MainRepoPackage { pub name: String, pub version: Option<Semver>, pub newest_version: Option<Semver>, pub max_version: Option<Semver>, }
A representation of a package from the main crates.io
repository.
The newest version of a package is pulled from crates.io
via pull_version()
.
The parse()
function parses the format used in $HOME/.cargo/.crates.toml
.
Examples
let package_s = "racer 1.2.10 (registry+https://github.com/rust-lang/crates.io-index)"; let mut package = MainRepoPackage::parse(package_s).unwrap(); assert_eq!(package, MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("1.2.10").unwrap()), newest_version: None, max_version: None, }); package.pull_version(®istry_tree, ®istry); assert!(package.newest_version.is_some());
Fields
name: String
The package's name.
Go to https://crates.io/crates/{name}
to get the crate info.
version: Option<Semver>
The package's locally installed version.
newest_version: Option<Semver>
The latest version of the package vailable at the main crates.io
repository.
None
by default, acquire via MainRepoPackage::pull_version()
.
max_version: Option<Semver>
User-bounded maximum version to update up to.
Methods
impl MainRepoPackage
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fn parse(what: &str) -> Option<MainRepoPackage>
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Try to decypher a package descriptor into a MainRepoPackage
.
Will return None
if:
- the given package descriptor is invalid, or
- the package descriptor is not from the main
crates.io
registry.
In the returned instance, newest_version
is always None
, get it via MainRepoPackage::pull_version()
.
Examples
Main repository packages:
let package_s = "racer 1.2.10 (registry+https://github.com/rust-lang/crates.io-index)"; assert_eq!(MainRepoPackage::parse(package_s).unwrap(), MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("1.2.10").unwrap()), newest_version: None, max_version: None, }); let package_s = "cargo-outdated 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)"; assert_eq!(MainRepoPackage::parse(package_s).unwrap(), MainRepoPackage { name: "cargo-outdated".to_string(), version: Some(Semver::parse("0.2.0").unwrap()), newest_version: None, max_version: None, });
Git repository:
let package_s = "treesize 0.2.1 (git+https://github.com/melak47/treesize-rs#v0.2.1)"; assert!(MainRepoPackage::parse(package_s).is_none());
fn pull_version<'t>(
&mut self,
registry: &Tree<'t>,
registry_parent: &'t Repository
)
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&mut self,
registry: &Tree<'t>,
registry_parent: &'t Repository
)
Download the version list for this crate off the specified repository tree.
fn needs_update(&self) -> bool
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Check whether this package needs to be installed
Examples
assert!(MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("1.7.2").unwrap()), newest_version: Some(Semver::parse("2.0.6").unwrap()), max_version: None, }.needs_update()); assert!(MainRepoPackage { name: "racer".to_string(), version: None, newest_version: Some(Semver::parse("2.0.6").unwrap()), max_version: None, }.needs_update()); assert!(!MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("2.0.6").unwrap()), newest_version: Some(Semver::parse("2.0.6").unwrap()), max_version: None, }.needs_update()); assert!(!MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("2.0.6").unwrap()), newest_version: None, max_version: None, }.needs_update());
fn update_to_version(&self) -> Option<&Semver>
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Get package version to update to, or None
if the crate has no newest version (was yanked)
Examples
assert_eq!(MainRepoPackage { name: "racer".to_string(), version: Some(Semver::parse("1.7.2").unwrap()), newest_version: Some(Semver::parse("2.0.6").unwrap()), max_version: Some(Semver::parse("2.0.5").unwrap()), }.update_to_version(), Some(&Semver::parse("2.0.5").unwrap())); assert_eq!(MainRepoPackage { name: "gutenberg".to_string(), version: Some(Semver::parse("0.0.7").unwrap()), newest_version: None, max_version: None, }.update_to_version(), None);
Trait Implementations
impl Debug for MainRepoPackage
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impl Clone for MainRepoPackage
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fn clone(&self) -> MainRepoPackage
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Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl Hash for MainRepoPackage
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fn hash<__H: Hasher>(&self, __arg_0: &mut __H)
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Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
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H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl PartialEq for MainRepoPackage
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fn eq(&self, __arg_0: &MainRepoPackage) -> bool
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This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, __arg_0: &MainRepoPackage) -> bool
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This method tests for !=
.