# Process

Neutralino's OS API (execCommand method):[ ](https://neutralino.js.org/docs/api/os#osexeccommandcommand-options)<https://neutralino.js.org/docs/api/os#osexeccommandcommand-options>

## Static class

### Process.run(command, options)

```typescript
import { Process } from '@empathize/framework';

// Executes 'rm -rf "my_folder"'
Process.run('rm -rf "my_folder"');

// Executes 'cd "my_folder" && SOME_ENV_VARIABLE="example value" rm -rf "my_folder"'
Process.run('rm -rf "my_file.txt"', {
    cwd: 'my_folder',
    env: {
        SOME_ENV_VARIABLE: 'example value'
    }
});
```

### Process.kill(id, forced)

```typescript
import { Process } from '@empathize/framework';

// SIGTERM (-15)
Process.kill(1293);

// SIGKILL (-9)
Process.kill(1293, true);
```

## Object

### process.finish(callback)

Specify callback that will be called when the process will be closed

```typescript
import { Process } from '@empathize/framework';

Process.run('some_command').then((process) => {
    process.finish((process) => {
        console.log(`Process with id ${process.id} was closed`);
    });
});
```

### process.output(callback)

Specify callback that will be called when the process will write some output

```typescript
import { Process } from '@empathize/framework';

Process.run('some_command').then((process) => {
    process.output((output, process) => {
        console.log(output);
    });
});
```

### process.kill(forced)

```typescript
import { Process } from '@empathize/framework';

Process.run('some_command').then((process) => {
    // Kill this process after 5 seconds with SIGTERM (-15)
    setTimeout(() => {
        process.kill();
    }, 5000);
});
```

### process.running()

```typescript
import { Process } from '@empathize/framework';

Process.run('some_command').then((process) => {
    setInterval(async () => {
        const running = await process.running();
        
        if (!running)
            console.log('Hey! This process was stopped!');
    }, 3000);
});
```


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