/**
* Creates a closure
*
* @param array $expression
* @param CompilationContext $compilationContext
* @return CompiledExpression
* @throws \Zephir\CompilerException
*/
public function compile(array $expression, CompilationContext $compilationContext)
{
$classDefinition = new ClassDefinition($compilationContext->config->get('namespace'), self::$id . '__closure');
$classDefinition->setIsFinal(true);
$compilerFile = new CompilerFileAnonymous($classDefinition, $compilationContext->config, $compilationContext->logger);
$compilationContext->compiler->addClassDefinition($compilerFile, $classDefinition);
/**
* Builds parameters using the only parameter available
*/
$parameters = new ClassMethodParameters(array(array('type' => 'parameter', 'name' => $expression['left']['value'], 'const' => 0, 'data-type' => 'variable', 'mandatory' => 0, 'reference' => 0, 'file' => $expression['left']['file'], 'line' => $expression['left']['line'], 'char' => $expression['left']['char'])));
$statementBlock = new StatementsBlockBuilder(array(new ReturnStatementBuilder(new RawExpressionBuilder($expression['right']))));
$block = $statementBlock->get();
$classMethod = new ClassMethod($classDefinition, array('public', 'final'), '__invoke', $parameters, new StatementsBlock($block), null, null, $expression);
$classDefinition->addMethod($classMethod, $block);
$compilationContext->headersManager->add('kernel/object');
if ($this->expecting) {
if ($this->expectingVariable) {
$symbolVariable = $this->expectingVariable;
} else {
$symbolVariable = $compilationContext->symbolTable->getTempVariableForWrite('variable', $compilationContext, $expression);
}
} else {
$symbolVariable = $compilationContext->symbolTable->getTempVariableForWrite('variable', $compilationContext, $expression);
}
$symbolVariable->initVariant($compilationContext);
$compilationContext->codePrinter->output('zephir_create_closure_ex(' . $symbolVariable->getName() . ', NULL, ' . $classDefinition->getClassEntry() . ', SS("__invoke") TSRMLS_CC);');
self::$id++;
return new CompiledExpression('variable', $symbolVariable->getRealName(), $expression);
}