tiny_lang

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Tiny Lang is a toy programming language that runs everywhere even in browsers using WASM.

// repository documentation

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# Tiny Lang

Tiny Lang is a toy programming language.

## Install

```bash
git clone https://github.com/vivekascoder/tiny_lang
cd tiny_lang
cargo install --path .
```

## Run program

```bash
tiny_lang interpret ./examples/main.tiny
```

## Web playground

Tiny Lang also compiles to WebAssembly, so you can write and run Tiny Lang
programs directly in the browser:

[tiny-lang.vivek.ink](https://tiny-lang.vivek.ink)

## Repl

```bash
tiny_lang repl --with (ast/lex/interpret)
```

## Compiler

To compile the tiny program into machine code use the following command.

```bash
tiny_lang compile ./examples/main.tiny
chmod +x ./a.out
./a.out
```

🗒️ NOTE: Make sure you have llvm installed in your system along with clang, as we rely on `llc` and `clang` to compile.

## Syntax highlighting for tiny programs

```
cp -r ./syntax ~/.vscode/extensions/
```

After restarting your VsCode, you'll have tiny lang syntax support.

## Examples

```rs
/**
* calculate sum of fibonacci sequence using tiny lang.
**/

extern fun printf(s: *i8, ...) => usize;

fun fibo(num: usize) => usize {
    if (num == 0) {
        return 0;
    } else {
        if (num == 1) {
            return 1;
        } else {
            return fibo(num - 1) + fibo(num - 2);
        }
    }
}

fun main() => usize {
    printf("%d", fibo(5));
    return 0;
}
```

```rs
/**
* Implementation of rule 30 in tiny lang.
**/

fun main() => void {
    let state = 1 << 31;

let i = 0;
    while (i < 32) {
        let j = 64;

while (j > 0) {
            let condition = state >> j & 1;
            // print(condition); print('\t');
            if (condition > 0) {
                // print('O');
            } else {
                // print('X');
            }
            j = j - 1;
        }

print('\n');
        let a = state >> 1;
        let b = state | state << 1;
        state = a ^ b;
        print(state);
        print('\n');

i = i + 1;
    }
}

main();
```

### For more exmaples.

Check out the [examples](./examples/) folder.

tiny_lang

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