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JsonbConcat.php
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JsonbConcat.php
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<?php
declare(strict_types=1);
namespace Pfilsx\PostgreSQLDoctrine\ORM\Query\AST\Functions;
use Doctrine\ORM\Query\AST\Functions\FunctionNode;
use Doctrine\ORM\Query\AST\Node;
use Doctrine\ORM\Query\Lexer;
use Doctrine\ORM\Query\Parser;
use Doctrine\ORM\Query\SqlWalker;
/**
* Implementation of PostgreSql JSONB concatenation operator.
*
* @see https://www.postgresql.org/docs/current/functions-json.html#FUNCTIONS-JSONB-OP-TABLE
*
* @example JSONB_CONCAT(entity.field, entity2.field)
*/
final class JsonbConcat extends FunctionNode
{
protected Node $json1;
protected Node $json2;
public function parse(Parser $parser): void
{
$parser->match(Lexer::T_IDENTIFIER);
$parser->match(Lexer::T_OPEN_PARENTHESIS);
$this->json1 = $parser->StringPrimary();
$parser->match(Lexer::T_COMMA);
$this->json2 = $parser->StringPrimary();
$parser->match(Lexer::T_CLOSE_PARENTHESIS);
}
public function getSql(SqlWalker $sqlWalker): string
{
return "({$this->json1->dispatch($sqlWalker)} || {$this->json2->dispatch($sqlWalker)})";
}
}