https://github.com/bhznjns/calculator.rs

A simple command-line calculator program writen with Rust.
https://github.com/bhznjns/calculator.rs

calculator command-line compiler-principles interpreter repl rust script

Last synced: 7 days ago
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A simple command-line calculator program writen with Rust.

• Host: GitHub
• URL: https://github.com/bhznjns/calculator.rs
• Owner: BHznJNs
• License: gpl-3.0
• Created: 2023-03-04T06:39:08.000Z (almost 2 years ago)
• Default Branch: master
• Last Pushed: 2024-05-21T10:40:02.000Z (8 months ago)
• Last Synced: 2024-05-22T11:16:07.431Z (8 months ago)
• Topics: calculator, command-line, compiler-principles, interpreter, repl, rust, script
• Language: Rust
• Homepage:
• Size: 835 KB
• Stars: 95
• Watchers: 2
• Forks: 3
• Open Issues: 3
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
![Calculator.rs Logo](./logo.svg)

# Calculator.rs

English | [简体中文](./README_CN.md)

An simple command-line calculator program writen with Rust.

## Features

- Variable support

```text

> a = 1

= 1

> a

= 1

```

- Fraction support

```text

> f1 = fraction(1, 2)

= (1 / 2)

> f1 + 1

= (3 / 2)

```

- Math functions support

```text

> Math.sin(1) 

= 0.84147098

```

- Lazy-Expression support

```text

> a = 10

= 10

> b = 20

= 20

> sum = {a + b}

= 

> sum()

= 30

> a += 1

= 11

> sum()

= 31

```

- Comment support

```text

> 1 + 1 # plus

= 2

```

- Array support

```text

> arr = new Array([1, 2, 3])

= {

  v: [

    1, 2, 3, 

  ]

  ...

}

> arr.push(4)

> arr

= {

  v: [

    1, 2, 3, 4,

  ]

  ...

}

```

- Function defining support

```text

> plus1 = fn(i $Numb) {i + 1} 

> plus1(1) 

= 2

```

- Script execute support

```text

calculator.exe script

```

- OOP support

```text

> Person = cl {age $Numb, name $Str}

= {

  age: Number

  name: String

}

> inst = new Person(10, "test") 

= {

  age: 10

  name: "test"

}

```

## Installation

### Windows || GNU/Linux || MacOS (x86_64)

Please go to the [release page](https://github.com/BHznJNs/Calculator.rs/releases) and download the latest released appropriate executable file,

Then just execuse it.

### Other OS && Platform

You need to install the Rust (version >= 1.60).

Clone this repository

```sh

git clone https://github.com/BHznJNs/Calculator.rs

cd Calculator.rs

```

Then, use Cargo to compile

```sh

cargo build --release

```

The release executable file will be at: `Calculator.rs/target/release`

## Tutorial

See here: [Tutorials](./tutorials/EN)