/**
* Executes a foreach expression.
*
* The expression has the form: 'foo as bar', where foo is an array and bar the value.
*
* @param string $expression foreach expression
* @param scope $scope
*
* @throws ParsingException
* @return Scope[]
*/
public function execute($expression, Scope $scope)
{
$metaModel = new MetaModel();
$metaModel->addContainer($scope);
$subScopes = [];
$parseResult = $this->forEachParser->parse($expression);
if (is_array($parseResult['array'])) {
$functionName = $scope->getFunction($parseResult['array']['functionName']);
$array = call_user_func_array($functionName, array_map(function ($parameter) use($metaModel) {
return $metaModel->run($parameter);
}, $parseResult['array']['parameters']));
} else {
$array = $metaModel->run($parseResult['array']);
}
foreach ($array as $key => $value) {
// New sub-scope
$subScope = new Scope($scope);
$subScope->bind($parseResult['value'], $value);
if (isset($parseResult['key'])) {
$subScope->bind($parseResult['key'], $key);
}
$subScopes[] = $subScope;
}
return $subScopes;
}
/**
* @expectedException \Xport\Parser\ParsingException
*/
public function testInvalidString12()
{
$parser = new ForEachParser();
$parser->parse('foo as bar(bam => bim)');
}