Crate exprs

Expand description

exprs

A 0 dependency math expression parser and evaluator in Rust. It aims to be simple to use and is more of an exercise than anything.

use exprs::*;
 
fn main() {
    let expr = Expr::new("1 + 2");
     
    assert_eq!(expr.eval(), 3.0);
}

Simply add the current version to your Cargo.toml dependency list

[dependencies]
exprs = "0.1"

in your crate root add

extern crate exprs;

pub use token::*;

pub use lexer::*;

pub use parser::*;

pub use expr::*;

pub use builtins::*;