Remorhaz\UniLex\Lexer\Token

Complexity

Total Complexity

9

Size/Duplication

Total Lines	65
Duplicated Lines	0 %

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	getShortcut()	0	3	1
A	getAttribute()	0	6	2
A	setAttribute()	0	6	2
A	isEoi()	0	3	1
A	attributeExists()	0	3	1
A	__construct()	0	4	1
A	getType()	0	3	1

<?php

declare(strict_types=1);

namespace Remorhaz\UniLex\Lexer;

use Remorhaz\UniLex\AttributeListInterface;
use Remorhaz\UniLex\Exception;
use Remorhaz\UniLex\Parser\AttributeListShortcut;

class Token implements AttributeListInterface
{
    private $type;

    private $isEoi;

    private $attributeList = [];

    public function __construct(int $type, bool $isEoi)
    {
        $this->type = $type;
        $this->isEoi = $isEoi;
    }

    public function getType(): int
    {
        return $this->type;
    }

    public function isEoi(): bool
    {
        return $this->isEoi;
    }

    /**
     * @param string $name
     * @param mixed $value
     * @throws Exception
     */
    public function setAttribute(string $name, $value): void
    {
        if (isset($this->attributeList[$name])) {
            throw new Exception("Token attribute '{$name}' is already set");
        }
        $this->attributeList[$name] = $value;
    }

    /**
     * @param string $name
     * @return mixed
     * @throws Exception
     */
    public function getAttribute(string $name)
    {
        if (!$this->attributeExists($name)) {
            throw new Exception("Token attribute '{$name}' is not defined");
        }
        return $this->attributeList[$name];
    }

    /**
     * @param string $name
     * @return bool
     */
    public function attributeExists(string $name): bool
    {
        return isset($this->attributeList[$name]);
    }

    /**
     * @return array|AttributeListShortcut
     */
    public function getShortcut(): AttributeListShortcut
    {
        return new AttributeListShortcut($this);
    }
}