Class to send data to template that tries to avoid exceptions when data does not exists

Context.php

<?php

use ArrayAccess;
use ArrayIterator;
use IteratorAggregate;

class Context implements ArrayAccess, IteratorAggregate
{
    /** @var array */
    private $data;

    public function __construct(array $data = [])
    {
        $this->data = $data;
    }

    public function getIterator()
    {
        return new ArrayIterator($this->data);
    }

    public function offsetExists($offset)
    {
        return array_key_exists($offset, $this->data);
    }

    public function offsetGet($offset)
    {
        if (array_key_exists($offset, $this->data)) {
            return $this->data[$offset];
        }

        return new static();
    }

    public function offsetSet($offset, $value)
    {
        $this->data[$offset] = $value;
    }

    public function offsetUnset($offset)
    {
        unset($this->data[$offset]);
    }

    public function __get($name)
    {
        return $this[$name];
    }

    public function __set($name, $value)
    {
        return $this[$name] = $value;
    }

    public function __isset($name)
    {
        return $this->offsetExists($name);
    }

    public function __toString(): string
    {
        return '';
    }
}