Current File : /home2/selectio/www/fms-worksuite/vendor/phpmyadmin/sql-parser/src/Components/FunctionCall.php
<?php
declare(strict_types=1);
namespace PhpMyAdmin\SqlParser\Components;
use PhpMyAdmin\SqlParser\Component;
use PhpMyAdmin\SqlParser\Parser;
use PhpMyAdmin\SqlParser\Token;
use PhpMyAdmin\SqlParser\TokensList;
use function is_array;
/**
* Parses a function call.
*
* @final
*/
class FunctionCall extends Component
{
/**
* The name of this function.
*
* @var string|null
*/
public $name;
/**
* The list of parameters.
*
* @var ArrayObj|null
*/
public $parameters;
/**
* @param string|null $name the name of the function to be called
* @param string[]|ArrayObj|null $parameters the parameters of this function
*/
public function __construct($name = null, $parameters = null)
{
$this->name = $name;
if (is_array($parameters)) {
$this->parameters = new ArrayObj($parameters);
} elseif ($parameters instanceof ArrayObj) {
$this->parameters = $parameters;
}
}
/**
* @param Parser $parser the parser that serves as context
* @param TokensList $list the list of tokens that are being parsed
* @param array<string, mixed> $options parameters for parsing
*
* @return FunctionCall
*/
public static function parse(Parser $parser, TokensList $list, array $options = [])
{
$ret = new static();
/**
* The state of the parser.
*
* Below are the states of the parser.
*
* 0 ----------------------[ name ]-----------------------> 1
*
* 1 --------------------[ parameters ]-------------------> (END)
*
* @var int
*/
$state = 0;
for (; $list->idx < $list->count; ++$list->idx) {
/**
* Token parsed at this moment.
*/
$token = $list->tokens[$list->idx];
// End of statement.
if ($token->type === Token::TYPE_DELIMITER) {
--$list->idx; // Let last token to previous one to avoid "This type of clause was previously parsed."
break;
}
// Skipping whitespaces and comments.
if (($token->type === Token::TYPE_WHITESPACE) || ($token->type === Token::TYPE_COMMENT)) {
continue;
}
if ($state === 0) {
if ($token->type === Token::TYPE_OPERATOR && $token->value === '(') {
--$list->idx; // ArrayObj needs to start with `(`
$state = 1;
continue;// do not add this token to the name
}
$ret->name .= $token->value;
} elseif ($state === 1) {
$ret->parameters = ArrayObj::parse($parser, $list);
break;
}
}
return $ret;
}
/**
* @param FunctionCall $component the component to be built
* @param array<string, mixed> $options parameters for building
*
* @return string
*/
public static function build($component, array $options = [])
{
return $component->name . $component->parameters;
}
}
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