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About `rhai-env`

This crate provides inspection and manipulation utilties of the process's environment for the Rhai scripting language.

This crate is heavily inspired by rhai-fs.

Usage

`Cargo.toml`

[dependencies]
rhai-env = "0.1.0"

Rhai script

let foo = read_env("FOO");
set_env("BAR", "blah");

Rust source

use rhai::{Engine, EvalAltResult};
use rhai::packages::Package;
use rhai_env::EnvironmentPackage;

fn main() -> Result<(), Box<EvalAltResult>> {
    // Create Rhai scripting engine
    let mut engine = Engine::new();

    // Create environment package and add the package into the engine
    let package = EnvironmentPackage::new();
    package.register_into_engine(&mut engine);

    // Print the value of the environment variable `PATH`.
    let value = engine.eval::<String>(r#"env("PATH")"#)?;
    println!("{}", value);

    Ok(())
}

Features

Feature	Default	Description
`no_index`	disabled	Enables support for `no_index` builds of Rhai
`sync`	disabled	Enables support for `sync` builds of Rhai
`metadata`	disabled	Enables support for generating package documentation

rhai-env 0.1.0