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Diffstat (limited to '_README.md')
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1 files changed, 31 insertions, 8 deletions
@@ -11,7 +11,7 @@ [](https://github.com/pest-parser/pest/actions/workflows/ci.yml) [](https://codecov.io/gh/pest-parser/pest) -<a href="https://blog.rust-lang.org/2021/11/01/Rust-1.56.1.html"><img alt="Rustc Version 1.56.1+" src="https://img.shields.io/badge/rustc-1.56.1%2B-lightgrey.svg"/></a> +<a href="https://blog.rust-lang.org/2021/11/01/Rust-1.61.0.html"><img alt="Rustc Version 1.61.0+" src="https://img.shields.io/badge/rustc-1.61.0%2B-lightgrey.svg"/></a> [](https://crates.io/crates/pest) [](https://crates.io/crates/pest) @@ -93,10 +93,7 @@ The grammar can be used to derive a `Parser` implementation automatically. Parsing returns an iterator of nested token pairs: ```rust -extern crate pest; -#[macro_use] -extern crate pest_derive; - +use pest_derive::Parser; use pest::Parser; #[derive(Parser)] @@ -104,7 +101,7 @@ use pest::Parser; struct IdentParser; fn main() { - let pairs = IdentParser::parse(Rule::ident_list, "a1 b2").unwrap_or_else(|e| panic!("{}", e)); + let pairs = IdentParser::parse(Rule::ident_list, "a1 b2").unwrap_or_else(|e| panic!("{}", e)); // Because ident_list is silent, the iterator will contain idents for pair in pairs { @@ -167,6 +164,8 @@ mod b { ## Projects using pest +You can find more projects and ecosystem tools in the [awesome-pest](https://github.com/pest-parser/awesome-pest) repo. + * [pest_meta](https://github.com/pest-parser/pest/blob/master/meta/src/grammar.pest) (bootstrapped) * [AshPaper](https://github.com/shnewto/ashpaper) * [brain](https://github.com/brain-lang/brain) @@ -197,11 +196,35 @@ mod b { * [qubit](https://github.com/abhimanyu003/qubit) * [caith](https://github.com/Geobert/caith) (a dice roller crate) * [Melody](https://github.com/yoav-lavi/melody) +* [json5-nodes](https://github.com/jlyonsmith/json5-nodes) +* [prisma](https://github.com/prisma/prisma) ## Minimum Supported Rust Version (MSRV) -This library should always compile with default features on **Rust 1.56.1** -or **Rust 1.61** with `const_prec_climber`. +This library should always compile with default features on **Rust 1.61.0**. + +## no_std support + +The `pest` and `pest_derive` crates can be built without the Rust standard +library and target embedded environments. To do so, you need to disable +their default features. In your `Cargo.toml`, you can specify it as follows: + +```toml +[dependencies] +# ... +pest = { version = "2", default-features = false } +pest_derive = { version = "2", default-features = false } +``` + +If you want to build these crates in the pest repository's workspace, you can +pass the `--no-default-features` flag to `cargo` and specify these crates using +the `--package` (`-p`) flag. For example: + +```bash +$ cargo build --target thumbv7em-none-eabihf --no-default-features -p pest +$ cargo bootstrap +$ cargo build --target thumbv7em-none-eabihf --no-default-features -p pest_derive +``` ## Special thanks |