/**
* Parse for loop
*
* for(<expr>;<expr>;<expr>) { ... }
*
* @param CodeGenerator $codeGenerator
* @throws EndOfFileException
* @throws ParserError
* @throws PrecedenceException
*/
public function parse_for(CodeGenerator $codeGenerator)
{
// 'for' eaten
$this->check(T_LPARENTHESIS);
$prec = new Precedence($this->scanner);
$prec->run();
//$codeGenerator->addVariables($prec->getUsedVariables());
$initExpr = new ExprGenerator($prec->getData(), $codeGenerator->getScope());
$prec = new Precedence($this->scanner);
$prec->run();
//$codeGenerator->addVariables($prec->getUsedVariables());
$ifExpr = new ExprGenerator($prec->getData(), $codeGenerator->getScope());
$prec = new Precedence($this->scanner);
$prec->addEndToken(T_RPARENTHESIS);
$prec->run();
//$codeGenerator->addVariables($prec->getUsedVariables());
$iterExpr = new ExprGenerator($prec->getData(), $codeGenerator->getScope());
$this->check(T_RPARENTHESIS);
$token = $this->scanner->next();
$bodyCode = new CodeGenerator($codeGenerator->getIndent() + 1, $codeGenerator->getScope());
if ($token['code'] == T_LCURLY_PARENTHESIS) {
$this->parse_body($bodyCode);
$this->check(T_RCURLY_PARENTHESIS);
} else {
$this->scanner->back();
$this->parser_command($bodyCode);
}
$codeGenerator->addFor($initExpr, $ifExpr, $iterExpr, $bodyCode);
}