fn main() { // 创建一个匹配表达式 let expr = cx.parse("if foo < 2 { 1 } else { 2 }").unwrap(); // 创建一个拥有Rust的条件环境的匹配表达式评估器 let evcx = EvalContext::new(std::env::var_os("CARGO_PKG_VERSION").unwrap()); // 结果是一个数字类型 let ty = cx.arena.all...
unwrap(); // 创建一个拥有Rust的条件环境的匹配表达式评估器 let evcx = EvalContext::new(std::env::var_os("CARGO_PKG_VERSION").unwrap()); // 结果是一个数字类型 let ty = cx.arena.alloc(Ty::Scalar(Scalar::Int(Isize))); // 使用匹配表达式的评估器并进行求值 let result = eval::eval...
authors = ["Sunfei <contact@im.dev>"] 该字段仅用于项目的元信息描述和build.rs用到的CARGO_PKG_AUTHORS环境变量,它并不会显示在crates.io界面上。 警告:清单中的[package]部分一旦发布到crates.io就无法进行更改,因此对于已发布的包来说,authors字段是无法修改的 edition 可选字段,用于指定项目所使用的Rust E...
ENV CARGO_PKG_DESCRIPTION=Safe, fast, small crypto using Rust. ENV CARGO_PKG_HOMEPAGE= ENV CARGO_PKG_NAME=ring ENV CARGO_PKG_REPOSITORY=https://github.com/briansmith/ring ENV CARGO_PKG_VERSION=0.16.15 ENV CARGO_PKG_VERSION_MAJOR=0 ENV CARGO_PKG_VERSION_MINOR=16 ENV CARGO_PKG_VERSION_PATC...
cargo_pkgid.rs是Rust Cargo工具中的一个文件,它的作用是处理生成唯一的包标识符(Package ID)。在Cargo中,每一个包都有一个唯一的标识符,用来在依赖管理和构建过程中追踪和识别包。 此文件中的函数generate_package_id用于从包的元数据(例如包的名称、版本、依赖等)中生成唯一的包标识符。该函数会根据一定的规...
--version Prints version information OPTIONS: --manifest-path <path> Path to the manifest to upgrade -p, --package <package> Specify the package in the workspace to add a dependency to (see `cargo help pkgid`) ARGS: <dependency>......
pkg-config— This is used to help locate system packages, such aslibsslheaders/libraries. This may not be required in all cases, such as using vendored OpenSSL, or on Windows. OpenSSL — Only needed on Unix-like systems and only if thevendored-opensslCargo feature is not used. ...
"pkg-config", ] [[package]] name = "android-activity" version = "0.6.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "ef6978589202a00cd7e118380c448a08b6ed394c3a8df3a430d0898e3a42d046" dependencies = [ "android-properties", "bitflags 2.8...
pkg.name(), path.display() )); } Warn since: 1.63 may become a hard error? NO Risk: too many false positives, seewarning: skipping duplicate packagecasefound at~\.cargo\git\checkouts\cargo-..#10752 Emit warning upon encountering multiple packages with the same name#10701,Restrict duplicat...
pkgid Print a fully qualified package specification publish Upload a package to the registry ralias: run read-manifest Print a JSON representation of a Cargo.toml manifest. remove Remove dependencies from a Cargo.toml manifest file report Generate and display various kinds of reportsrmalias: remove...