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diff --git a/README.md b/README.md new file mode 100644 index 0000000..bceba4e --- /dev/null +++ b/README.md @@ -0,0 +1,44 @@ +# assert_matches + +Provides a macro, `assert_matches`, which tests whether a value +matches a given pattern, causing a panic if the match fails. + +[Documentation](https://docs.rs/assert_matches/) + +```rust +#[macro_use] extern crate assert_matches; + +#[derive(Debug)] +enum Foo { + A(i32), + B(i32), +} + +let a = Foo::A(1); + +assert_matches!(a, Foo::A(_)); + +assert_matches!(a, Foo::A(i) if i > 0); +``` + +To include in your project, only when tests are compiled, add the following +to your Cargo.toml: + +```toml +[dev-dependencies] +assert_matches = "1.5" +``` + +And add the following to your crate root: + +```rust +#[cfg(test)] #[macro_use] +extern crate assert_matches; +``` + +## License + +`assert_matches` is distributed under the terms of both the MIT license and the +Apache License (Version 2.0). + +See LICENSE-APACHE and LICENSE-MIT for details. |