diff options
Diffstat (limited to 'rustc_version')
| -rw-r--r-- | rustc_version/.gitignore | 2 | ||||
| -rw-r--r-- | rustc_version/.travis.yml | 21 | ||||
| -rw-r--r-- | rustc_version/Cargo.toml | 18 | ||||
| -rw-r--r-- | rustc_version/LICENSE-APACHE | 201 | ||||
| -rw-r--r-- | rustc_version/LICENSE-MIT | 25 | ||||
| -rw-r--r-- | rustc_version/README.md | 75 | ||||
| -rw-r--r-- | rustc_version/src/errors.rs | 79 | ||||
| -rw-r--r-- | rustc_version/src/lib.rs | 347 |
8 files changed, 0 insertions, 768 deletions
diff --git a/rustc_version/.gitignore b/rustc_version/.gitignore deleted file mode 100644 index a9d37c5..0000000 --- a/rustc_version/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -target -Cargo.lock diff --git a/rustc_version/.travis.yml b/rustc_version/.travis.yml deleted file mode 100644 index ccb8411..0000000 --- a/rustc_version/.travis.yml +++ /dev/null @@ -1,21 +0,0 @@ -language: rust -rust: -- nightly -- beta -- stable -before_script: -- | - pip install 'travis-cargo<0.2' --user && - export PATH=$HOME/.local/bin:$PATH -script: -- | - travis-cargo build && - travis-cargo test && - travis-cargo bench && - travis-cargo --only stable doc -after_success: -- travis-cargo --only stable doc-upload -env: - global: - - TRAVIS_CARGO_NIGHTLY_FEATURE="" - - secure: 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 diff --git a/rustc_version/Cargo.toml b/rustc_version/Cargo.toml deleted file mode 100644 index 422a881..0000000 --- a/rustc_version/Cargo.toml +++ /dev/null @@ -1,18 +0,0 @@ -[package] -name = "rustc_version" -version = "0.2.3" -authors = ["Marvin Löbel <loebel.marvin@gmail.com>"] -license = "MIT/Apache-2.0" - -description = "A library for querying the version of a installed rustc compiler" -readme = "README.md" -documentation = "https://docs.rs/rustc_version/" - -repository = "https://github.com/Kimundi/rustc-version-rs" -keywords = ["version", "rustc"] - -[badges] -travis-ci = { repository = "Kimundi/rustc-version-rs" } - -[dependencies] -semver = "0.9" diff --git a/rustc_version/LICENSE-APACHE b/rustc_version/LICENSE-APACHE deleted file mode 100644 index 16fe87b..0000000 --- a/rustc_version/LICENSE-APACHE +++ /dev/null @@ -1,201 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - -TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - -1. 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We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - -Copyright [yyyy] [name of copyright owner] - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. diff --git a/rustc_version/LICENSE-MIT b/rustc_version/LICENSE-MIT deleted file mode 100644 index 40b8817..0000000 --- a/rustc_version/LICENSE-MIT +++ /dev/null @@ -1,25 +0,0 @@ -Copyright (c) 2016 The Rust Project Developers - -Permission is hereby granted, free of charge, to any -person obtaining a copy of this software and associated -documentation files (the "Software"), to deal in the -Software without restriction, including without -limitation the rights to use, copy, modify, merge, -publish, distribute, sublicense, and/or sell copies of -the Software, and to permit persons to whom the Software -is furnished to do so, subject to the following -conditions: - -The above copyright notice and this permission notice -shall be included in all copies or substantial portions -of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF -ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED -TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A -PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT -SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY -CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR -IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER -DEALINGS IN THE SOFTWARE. diff --git a/rustc_version/README.md b/rustc_version/README.md deleted file mode 100644 index f491ca9..0000000 --- a/rustc_version/README.md +++ /dev/null @@ -1,75 +0,0 @@ -rustc-version-rs -============== - -A library for querying the version of a `rustc` compiler. - -This can be used by build scripts or other tools dealing with Rust sources -to make decisions based on the version of the compiler. - -[](https://travis-ci.org/Kimundi/rustc-version-rs) - -# Getting Started - -[rustc-version-rs is available on crates.io](https://crates.io/crates/rustc_version). -It is recommended to look there for the newest released version, as well as links to the newest builds of the docs. - -At the point of the last update of this README, the latest published version could be used like this: - -Add the following dependency to your Cargo manifest... - -```toml -[build-dependencies] -rustc_version = "0.2" -``` - -...and see the [docs](http://kimundi.github.io/rustc-version-rs/rustc_version/index.html) for how to use it. - -# Example - -```rust -// This could be a cargo build script - -extern crate rustc_version; -use rustc_version::{version, version_meta, Channel, Version}; - -fn main() { - // Assert we haven't travelled back in time - assert!(version().unwrap().major >= 1); - - // Set cfg flags depending on release channel - match version_meta().unwrap().channel { - Channel::Stable => { - println!("cargo:rustc-cfg=RUSTC_IS_STABLE"); - } - Channel::Beta => { - println!("cargo:rustc-cfg=RUSTC_IS_BETA"); - } - Channel::Nightly => { - println!("cargo:rustc-cfg=RUSTC_IS_NIGHTLY"); - } - Channel::Dev => { - println!("cargo:rustc-cfg=RUSTC_IS_DEV"); - } - } - - // Check for a minimum version - if version().unwrap() >= Version::parse("1.4.0").unwrap() { - println!("cargo:rustc-cfg=compiler_has_important_bugfix"); - } -} -``` - -## License - -Licensed under either of - - * Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0) - * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT) - -at your option. - -### Contribution - -Unless you explicitly state otherwise, any contribution intentionally submitted -for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any -additional terms or conditions. diff --git a/rustc_version/src/errors.rs b/rustc_version/src/errors.rs deleted file mode 100644 index 54557b6..0000000 --- a/rustc_version/src/errors.rs +++ /dev/null @@ -1,79 +0,0 @@ -use std::{self, error, fmt, io, str}; -use semver::{self, Identifier}; - -/// The error type for this crate. -#[derive(Debug)] -pub enum Error { - /// An error ocurrend when executing the `rustc` command. - CouldNotExecuteCommand(io::Error), - /// The output of `rustc -vV` was not valid utf-8. - Utf8Error(str::Utf8Error), - /// The output of `rustc -vV` was not in the expected format. - UnexpectedVersionFormat, - /// An error ocurred in parsing a `VersionReq`. - ReqParseError(semver::ReqParseError), - /// An error ocurred in parsing the semver. - SemVerError(semver::SemVerError), - /// The pre-release tag is unknown. - UnknownPreReleaseTag(Identifier), -} -use Error::*; - -impl fmt::Display for Error { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - use std::error::Error; - match *self { - CouldNotExecuteCommand(ref e) => write!(f, "{}: {}", self.description(), e), - Utf8Error(_) => write!(f, "{}", self.description()), - UnexpectedVersionFormat => write!(f, "{}", self.description()), - ReqParseError(ref e) => write!(f, "{}: {}", self.description(), e), - SemVerError(ref e) => write!(f, "{}: {}", self.description(), e), - UnknownPreReleaseTag(ref i) => write!(f, "{}: {}", self.description(), i), - } - } -} - -impl error::Error for Error { - fn cause(&self) -> Option<&error::Error> { - match *self { - CouldNotExecuteCommand(ref e) => Some(e), - Utf8Error(ref e) => Some(e), - UnexpectedVersionFormat => None, - ReqParseError(ref e) => Some(e), - SemVerError(ref e) => Some(e), - UnknownPreReleaseTag(_) => None, - } - } - - fn description(&self) -> &str { - match *self { - CouldNotExecuteCommand(_) => "could not execute command", - Utf8Error(_) => "invalid UTF-8 output from `rustc -vV`", - UnexpectedVersionFormat => "unexpected `rustc -vV` format", - ReqParseError(_) => "error parsing version requirement", - SemVerError(_) => "error parsing version", - UnknownPreReleaseTag(_) => "unknown pre-release tag", - } - } -} - -macro_rules! impl_from { - ($($err_ty:ty => $variant:ident),* $(,)*) => { - $( - impl From<$err_ty> for Error { - fn from(e: $err_ty) -> Error { - Error::$variant(e) - } - } - )* - } -} - -impl_from! { - str::Utf8Error => Utf8Error, - semver::SemVerError => SemVerError, - semver::ReqParseError => ReqParseError, -} - -/// The result type for this crate. -pub type Result<T> = std::result::Result<T, Error>; diff --git a/rustc_version/src/lib.rs b/rustc_version/src/lib.rs deleted file mode 100644 index c038288..0000000 --- a/rustc_version/src/lib.rs +++ /dev/null @@ -1,347 +0,0 @@ -// Copyright 2016 rustc-version-rs developers -// -// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or -// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license -// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your -// option. This file may not be copied, modified, or distributed -// except according to those terms. - -#![warn(missing_docs)] - -//! Simple library for getting the version information of a `rustc` -//! compiler. -//! -//! This can be used by build scripts or other tools dealing with Rust sources -//! to make decisions based on the version of the compiler. -//! -//! It calls `$RUSTC --version -v` and parses the output, falling -//! back to `rustc` if `$RUSTC` is not set. -//! -//! # Example -//! -//! ```rust -//! // This could be a cargo build script -//! -//! extern crate rustc_version; -//! use rustc_version::{version, version_meta, Channel, Version}; -//! -//! fn main() { -//! // Assert we haven't travelled back in time -//! assert!(version().unwrap().major >= 1); -//! -//! // Set cfg flags depending on release channel -//! match version_meta().unwrap().channel { -//! Channel::Stable => { -//! println!("cargo:rustc-cfg=RUSTC_IS_STABLE"); -//! } -//! Channel::Beta => { -//! println!("cargo:rustc-cfg=RUSTC_IS_BETA"); -//! } -//! Channel::Nightly => { -//! println!("cargo:rustc-cfg=RUSTC_IS_NIGHTLY"); -//! } -//! Channel::Dev => { -//! println!("cargo:rustc-cfg=RUSTC_IS_DEV"); -//! } -//! } -//! -//! // Check for a minimum version -//! if version().unwrap() >= Version::parse("1.4.0").unwrap() { -//! println!("cargo:rustc-cfg=compiler_has_important_bugfix"); -//! } -//! } -//! ``` - -extern crate semver; -use semver::Identifier; -use std::process::Command; -use std::{env, str}; -use std::ffi::OsString; - -// Convenience re-export to allow version comparison without needing to add -// semver crate. -pub use semver::Version; - -mod errors; -pub use errors::{Error, Result}; - -/// Release channel of the compiler. -#[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)] -pub enum Channel { - /// Development release channel - Dev, - /// Nightly release channel - Nightly, - /// Beta release channel - Beta, - /// Stable release channel - Stable, -} - -/// Rustc version plus metada like git short hash and build date. -#[derive(Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)] -pub struct VersionMeta { - /// Version of the compiler - pub semver: Version, - - /// Git short hash of the build of the compiler - pub commit_hash: Option<String>, - - /// Commit date of the compiler - pub commit_date: Option<String>, - - /// Build date of the compiler; this was removed between Rust 1.0.0 and 1.1.0. - pub build_date: Option<String>, - - /// Release channel of the compiler - pub channel: Channel, - - /// Host target triple of the compiler - pub host: String, - - /// Short version string of the compiler - pub short_version_string: String, -} - -impl VersionMeta { - /// Returns the version metadata for `cmd`, which should be a `rustc` command. - pub fn for_command(cmd: Command) -> Result<VersionMeta> { - let mut cmd = cmd; - - let out = cmd.arg("-vV").output().map_err(Error::CouldNotExecuteCommand)?; - let out = str::from_utf8(&out.stdout)?; - - version_meta_for(out) - } -} - -/// Returns the `rustc` SemVer version. -pub fn version() -> Result<Version> { - Ok(version_meta()?.semver) -} - -/// Returns the `rustc` SemVer version and additional metadata -/// like the git short hash and build date. -pub fn version_meta() -> Result<VersionMeta> { - let cmd = env::var_os("RUSTC").unwrap_or_else(|| OsString::from("rustc")); - - VersionMeta::for_command(Command::new(cmd)) -} - -/// Parses a "rustc -vV" output string and returns -/// the SemVer version and additional metadata -/// like the git short hash and build date. -pub fn version_meta_for(verbose_version_string: &str) -> Result<VersionMeta> { - let out: Vec<_> = verbose_version_string.lines().collect(); - - if !(out.len() >= 6 && out.len() <= 8) { - return Err(Error::UnexpectedVersionFormat); - } - - let short_version_string = out[0]; - - fn expect_prefix<'a>(line: &'a str, prefix: &str) -> Result<&'a str> { - if line.starts_with(prefix) { - Ok(&line[prefix.len()..]) - } else { - Err(Error::UnexpectedVersionFormat) - } - } - - let commit_hash = match expect_prefix(out[2], "commit-hash: ")? { - "unknown" => None, - hash => Some(hash.to_owned()), - }; - - let commit_date = match expect_prefix(out[3], "commit-date: ")? { - "unknown" => None, - hash => Some(hash.to_owned()), - }; - - // Handle that the build date may or may not be present. - let mut idx = 4; - let mut build_date = None; - if out[idx].starts_with("build-date") { - build_date = match expect_prefix(out[idx], "build-date: ")? { - "unknown" => None, - s => Some(s.to_owned()), - }; - idx += 1; - } - - let host = expect_prefix(out[idx], "host: ")?; - idx += 1; - let release = expect_prefix(out[idx], "release: ")?; - - let semver: Version = release.parse()?; - - let channel = if semver.pre.is_empty() { - Channel::Stable - } else { - match semver.pre[0] { - Identifier::AlphaNumeric(ref s) if s == "dev" => Channel::Dev, - Identifier::AlphaNumeric(ref s) if s == "beta" => Channel::Beta, - Identifier::AlphaNumeric(ref s) if s == "nightly" => Channel::Nightly, - ref x => return Err(Error::UnknownPreReleaseTag(x.clone())), - } - }; - - Ok(VersionMeta { - semver: semver, - commit_hash: commit_hash, - commit_date: commit_date, - build_date: build_date, - channel: channel, - host: host.into(), - short_version_string: short_version_string.into(), - }) -} - -#[test] -fn smoketest() { - let v = version().unwrap(); - assert!(v.major >= 1); - - let v = version_meta().unwrap(); - assert!(v.semver.major >= 1); - - assert!(version().unwrap() >= Version::parse("1.0.0").unwrap()); -} - -#[test] -fn parse_unexpected() { - let res = version_meta_for( -"rustc 1.0.0 (a59de37e9 2015-05-13) (built 2015-05-14) -binary: rustc -commit-hash: a59de37e99060162a2674e3ff45409ac73595c0e -commit-date: 2015-05-13 -rust-birthday: 2015-05-14 -host: x86_64-unknown-linux-gnu -release: 1.0.0"); - - assert!(match res { - Err(Error::UnexpectedVersionFormat) => true, - _ => false, - }); - -} - -#[test] -fn parse_1_0_0() { - let version = version_meta_for( -"rustc 1.0.0 (a59de37e9 2015-05-13) (built 2015-05-14) -binary: rustc -commit-hash: a59de37e99060162a2674e3ff45409ac73595c0e -commit-date: 2015-05-13 -build-date: 2015-05-14 -host: x86_64-unknown-linux-gnu -release: 1.0.0").unwrap(); - - assert_eq!(version.semver, Version::parse("1.0.0").unwrap()); - assert_eq!(version.commit_hash, Some("a59de37e99060162a2674e3ff45409ac73595c0e".into())); - assert_eq!(version.commit_date, Some("2015-05-13".into())); - assert_eq!(version.build_date, Some("2015-05-14".into())); - assert_eq!(version.channel, Channel::Stable); - assert_eq!(version.host, "x86_64-unknown-linux-gnu"); - assert_eq!(version.short_version_string, "rustc 1.0.0 (a59de37e9 2015-05-13) (built 2015-05-14)"); -} - - -#[test] -fn parse_unknown() { - let version = version_meta_for( -"rustc 1.3.0 -binary: rustc -commit-hash: unknown -commit-date: unknown -host: x86_64-unknown-linux-gnu -release: 1.3.0").unwrap(); - - assert_eq!(version.semver, Version::parse("1.3.0").unwrap()); - assert_eq!(version.commit_hash, None); - assert_eq!(version.commit_date, None); - assert_eq!(version.channel, Channel::Stable); - assert_eq!(version.host, "x86_64-unknown-linux-gnu"); - assert_eq!(version.short_version_string, "rustc 1.3.0"); -} - -#[test] -fn parse_nightly() { - let version = version_meta_for( -"rustc 1.5.0-nightly (65d5c0833 2015-09-29) -binary: rustc -commit-hash: 65d5c083377645a115c4ac23a620d3581b9562b6 -commit-date: 2015-09-29 -host: x86_64-unknown-linux-gnu -release: 1.5.0-nightly").unwrap(); - - assert_eq!(version.semver, Version::parse("1.5.0-nightly").unwrap()); - assert_eq!(version.commit_hash, Some("65d5c083377645a115c4ac23a620d3581b9562b6".into())); - assert_eq!(version.commit_date, Some("2015-09-29".into())); - assert_eq!(version.channel, Channel::Nightly); - assert_eq!(version.host, "x86_64-unknown-linux-gnu"); - assert_eq!(version.short_version_string, "rustc 1.5.0-nightly (65d5c0833 2015-09-29)"); -} - -#[test] -fn parse_stable() { - let version = version_meta_for( -"rustc 1.3.0 (9a92aaf19 2015-09-15) -binary: rustc -commit-hash: 9a92aaf19a64603b02b4130fe52958cc12488900 -commit-date: 2015-09-15 -host: x86_64-unknown-linux-gnu -release: 1.3.0").unwrap(); - - assert_eq!(version.semver, Version::parse("1.3.0").unwrap()); - assert_eq!(version.commit_hash, Some("9a92aaf19a64603b02b4130fe52958cc12488900".into())); - assert_eq!(version.commit_date, Some("2015-09-15".into())); - assert_eq!(version.channel, Channel::Stable); - assert_eq!(version.host, "x86_64-unknown-linux-gnu"); - assert_eq!(version.short_version_string, "rustc 1.3.0 (9a92aaf19 2015-09-15)"); -} - -#[test] -fn parse_1_16_0_nightly() { - let version = version_meta_for( -"rustc 1.16.0-nightly (5d994d8b7 2017-01-05) -binary: rustc -commit-hash: 5d994d8b7e482e87467d4a521911477bd8284ce3 -commit-date: 2017-01-05 -host: x86_64-unknown-linux-gnu -release: 1.16.0-nightly -LLVM version: 3.9").unwrap(); - - assert_eq!(version.semver, Version::parse("1.16.0-nightly").unwrap()); - assert_eq!(version.commit_hash, Some("5d994d8b7e482e87467d4a521911477bd8284ce3".into())); - assert_eq!(version.commit_date, Some("2017-01-05".into())); - assert_eq!(version.channel, Channel::Nightly); - assert_eq!(version.host, "x86_64-unknown-linux-gnu"); - assert_eq!(version.short_version_string, "rustc 1.16.0-nightly (5d994d8b7 2017-01-05)"); -} - -/* -#[test] -fn version_matches_replacement() { - let f = |s1: &str, s2: &str| { - let a = Version::parse(s1).unwrap(); - let b = Version::parse(s2).unwrap(); - println!("{} <= {} : {}", s1, s2, a <= b); - }; - - println!(); - - f("1.5.0", "1.5.0"); - f("1.5.0-nightly", "1.5.0"); - f("1.5.0", "1.5.0-nightly"); - f("1.5.0-nightly", "1.5.0-nightly"); - - f("1.5.0", "1.6.0"); - f("1.5.0-nightly", "1.6.0"); - f("1.5.0", "1.6.0-nightly"); - f("1.5.0-nightly", "1.6.0-nightly"); - - panic!(); - -} -*/ |