FM / SqlParser

/usr/share/php/PhpMyAdmin/SqlParser

Name	Size	Mode	Actions
Components/	-	0755	rm
Contexts/	-	0755	rm
Exceptions/	-	0755	rm
Statements/	-	0755	rm
Tools/	-	0755	rm
Utils/	-	0755	rm
autoload.php	8938	0644	edit dl rm
Component.php	2101	0644	edit dl rm
Context.php	19288	0644	edit dl rm
Core.php	1004	0644	edit dl rm
Lexer.php	33765	0644	edit dl rm
Parser.php	21278	0644	edit dl rm
Statement.php	18193	0644	edit dl rm
Token.php	9541	0644	edit dl rm
TokensList.php	4623	0644	edit dl rm
Translator.php	1610	0644	edit dl rm
UtfString.php	5027	0644	edit dl rm

Edit: /usr/share/php/PhpMyAdmin/SqlParser/TokensList.php (4623B)

<?php
/**
 * Defines an array of tokens and utility functions to iterate through it.
 */

declare(strict_types=1);

namespace PhpMyAdmin\SqlParser;

use ArrayAccess;
use function count;
use function is_array;
use function is_string;

/**
 * A structure representing a list of tokens.
 */
class TokensList implements ArrayAccess
{
    /**
     * The array of tokens.
     *
     * @var array
     */
    public $tokens = [];

/**
     * The count of tokens.
     *
     * @var int
     */
    public $count = 0;

/**
     * The index of the next token to be returned.
     *
     * @var int
     */
    public $idx = 0;

/**
     * @param array $tokens the initial array of tokens
     * @param int   $count  the count of tokens in the initial array
     */
    public function __construct(array $tokens = [], $count = -1)
    {
        if (! empty($tokens)) {
            $this->tokens = $tokens;
            if ($count === -1) {
                $this->count = count($tokens);
            }
        }
    }

/**
     * Builds an array of tokens by merging their raw value.
     *
     * @param string|Token[]|TokensList $list the tokens to be built
     *
     * @return string
     */
    public static function build($list)
    {
        if (is_string($list)) {
            return $list;
        }

if ($list instanceof self) {
            $list = $list->tokens;
        }

$ret = '';
        if (is_array($list)) {
            foreach ($list as $tok) {
                $ret .= $tok->token;
            }
        }

return $ret;
    }

/**
     * Adds a new token.
     *
     * @param Token $token token to be added in list
     */
    public function add(Token $token)
    {
        $this->tokens[$this->count++] = $token;
    }

/**
     * Gets the next token. Skips any irrelevant token (whitespaces and
     * comments).
     *
     * @return Token|null
     */
    public function getNext()
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if (($this->tokens[$this->idx]->type !== Token::TYPE_WHITESPACE)
                && ($this->tokens[$this->idx]->type !== Token::TYPE_COMMENT)
            ) {
                return $this->tokens[$this->idx++];
            }
        }

return null;
    }

/**
     * Gets the next token.
     *
     * @param int $type the type
     *
     * @return Token|null
     */
    public function getNextOfType($type)
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if ($this->tokens[$this->idx]->type === $type) {
                return $this->tokens[$this->idx++];
            }
        }

return null;
    }

/**
     * Gets the next token.
     *
     * @param int    $type  the type of the token
     * @param string $value the value of the token
     *
     * @return Token|null
     */
    public function getNextOfTypeAndValue($type, $value)
    {
        for (; $this->idx < $this->count; ++$this->idx) {
            if (($this->tokens[$this->idx]->type === $type)
                && ($this->tokens[$this->idx]->value === $value)
            ) {
                return $this->tokens[$this->idx++];
            }
        }

return null;
    }

/**
     * Sets an value inside the container.
     *
     * @param int   $offset the offset to be set
     * @param Token $value  the token to be saved
     */
    #[\ReturnTypeWillChange]
    public function offsetSet($offset, $value)
    {
        if ($offset === null) {
            $this->tokens[$this->count++] = $value;
        } else {
            $this->tokens[$offset] = $value;
        }
    }

/**
     * Gets a value from the container.
     *
     * @param int $offset the offset to be returned
     *
     * @return Token
     */
    #[\ReturnTypeWillChange]
    public function offsetGet($offset)
    {
        return $offset < $this->count ? $this->tokens[$offset] : null;
    }

/**
     * Checks if an offset was previously set.
     *
     * @param int $offset the offset to be checked
     *
     * @return bool
     */
    #[\ReturnTypeWillChange]
    public function offsetExists($offset)
    {
        return $offset < $this->count;
    }

/**
     * Unsets the value of an offset.
     *
     * @param int $offset the offset to be unset
     */
    #[\ReturnTypeWillChange]
    public function offsetUnset($offset)
    {
        unset($this->tokens[$offset]);
        --$this->count;
        for ($i = $offset; $i < $this->count; ++$i) {
            $this->tokens[$i] = $this->tokens[$i + 1];
        }

unset($this->tokens[$this->count]);
    }
}

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