Environment Variables The Cargo Book Learn Rust
CARGO CRATE NAME The name of the crate that is currently being compiled It is the name of the Cargo target with converted to such as the name of the library binary example integration test or benchmark CARGO BIN NAME The name of the binary that is currently being compiled Only set for binaries or binary examples
Find crate Rust Docs rs, Find the crate name from the current Cargo toml When writing declarative macros crate representing the current crate is very useful but procedural macros do not have this If you know the current name of the crate you want to use you can do the same thing as crate This crate provides the features to make it easy Examples
Packages and Crates The Rust Programming Language
The crate root is a source file that the Rust compiler starts from and makes up the root module of your crate we ll explain modules in depth in the Defining Modules to Control Scope and Privacy section A package is a bundle of one or more crates that provides a set of functionality
Specifying Dependencies The Cargo Book Learn Rust, When writing a dependencies section in Cargo toml the key you write for a dependency typically matches up to the name of the crate you import from in the code For some projects though you may wish to reference the crate with a different name in the code regardless of how it s published on crates io For example you may wish to
Crates Rust By Example
Crates Rust By Example, Crates The crate type attribute can be used to tell the compiler whether a crate is a binary or a library and even which type of library and the crate name attribute can be used to set the name of the crate However it is important to note that both the crate type and crate name attributes have no effect whatsoever when using Cargo the Rust package manager
Claiming The Crate Rust Ep 4 YouTube
Clap Rust Docs rs
Clap Rust Docs rs Crate name cargo Allows you to pull the name from your Cargo toml at compile time crate version cargo Allows you to pull the version from your Cargo toml at compile time as MAJOR MINOR PATCH PKGVERSION PRE value parser Select a ValueParser implementation from the intended type Structs Arg The abstract representation of a command line argument
Regular Rust Maps Hot Picture
Crate name in clap Rust Macro clap crate name source macro rules crate name Available on crate feature cargo only Allows you to pull the name from your Cargo toml at compile time NOTE This macro extracts the name from an environment variable CARGO PKG NAME Crate name in clap Rust Docs rs. A crate is synonymous with a library or package in other languages Hence Cargo as the name of Rust s package management tool you ship your crates to others with Cargo Crates can produce an executable or a library depending on the project Each crate has an implicit root module that contains the code for that crate You can obtain the name of the crate that is using your macro by reading the CARGO PKG NAME environment variable Note that you have to read it via std env at runtime of your macro and not via env which would be when your proc macro crate is compiled
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