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authorDaniel Mueller <deso@posteo.net>2019-01-16 17:41:15 -0800
committerDaniel Mueller <deso@posteo.net>2019-01-16 17:41:15 -0800
commit6cae9704af80f6ffbca2770c5bbf9ab94ef846f8 (patch)
treea86cbf48b2124ea0ed1dc65cbbcbecb6ed2578f3 /semver/README.md
parent8350ac6afb2d678b74581000a6aafe1994b72231 (diff)
downloadnitrocli-6cae9704af80f6ffbca2770c5bbf9ab94ef846f8.tar.gz
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Remove no longer required dependencies
With the update to rand 0.6.4 we no longer require the dependencies to rustc_version, semver, and semver-parser. Hence, this change removes them. Delete subrepo rustc_version/:rustc_version Delete subrepo semver/:semver Delete subrepo semver-parser/:semver-parser
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-semver
-======
-
-Semantic version parsing and comparison.
-
-[![Build Status](https://api.travis-ci.org/steveklabnik/semver.svg?branch=master)](https://travis-ci.org/steveklabnik/semver)
-
-[Documentation](https://steveklabnik.github.io/semver)
-
-Semantic versioning (see http://semver.org/) is a set of rules for
-assigning version numbers.
-
-## SemVer and the Rust ecosystem
-
-Rust itself follows the SemVer specification, as does its standard libraries. The two are
-not tied together.
-
-[Cargo](https://crates.io), Rust's package manager, uses SemVer to determine which versions of
-packages you need installed.
-
-## Installation
-
-To use `semver`, add this to your `[dependencies]` section:
-
-```toml
-semver = "0.7.0"
-```
-
-And this to your crate root:
-
-```rust
-extern crate semver;
-```
-
-## Versions
-
-At its simplest, the `semver` crate allows you to construct `Version` objects using the `parse`
-method:
-
-```rust
-use semver::Version;
-
-assert!(Version::parse("1.2.3") == Ok(Version {
- major: 1,
- minor: 2,
- patch: 3,
- pre: vec!(),
- build: vec!(),
-}));
-```
-
-If you have multiple `Version`s, you can use the usual comparison operators to compare them:
-
-```rust
-use semver::Version;
-
-assert!(Version::parse("1.2.3-alpha") != Version::parse("1.2.3-beta"));
-assert!(Version::parse("1.2.3-alpha2") > Version::parse("1.2.0"));
-```
-
-## Requirements
-
-The `semver` crate also provides the ability to compare requirements, which are more complex
-comparisons.
-
-For example, creating a requirement that only matches versions greater than or
-equal to 1.0.0:
-
-```rust
-use semver::Version;
-use semver::VersionReq;
-
-let r = VersionReq::parse(">= 1.0.0").unwrap();
-let v = Version::parse("1.0.0").unwrap();
-
-assert!(r.to_string() == ">= 1.0.0".to_string());
-assert!(r.matches(&v))
-```
-
-It also allows parsing of `~x.y.z` and `^x.y.z` requirements as defined at
-https://www.npmjs.org/doc/misc/semver.html
-
-**Tilde requirements** specify a minimal version with some updates:
-
-```notrust
-~1.2.3 := >=1.2.3 <1.3.0
-~1.2 := >=1.2.0 <1.3.0
-~1 := >=1.0.0 <2.0.0
-```
-
-**Caret requirements** allow SemVer compatible updates to a specified version,
-`0.x` and `0.x+1` are not considered compatible, but `1.x` and `1.x+1` are.
-
-`0.0.x` is not considered compatible with any other version.
-Missing minor and patch versions are desugared to `0` but allow flexibility for that value.
-
-```notrust
-^1.2.3 := >=1.2.3 <2.0.0
-^0.2.3 := >=0.2.3 <0.3.0
-^0.0.3 := >=0.0.3 <0.0.4
-^0.0 := >=0.0.0 <0.1.0
-^0 := >=0.0.0 <1.0.0
-```