public function __construct(O\Expression $expression, IParameterHasher $hasher, IFunction $function = null, $data = null)
{
parent::__construct($hasher, $data);
if ($function !== null) {
$this->contextFactory = $function->getEvaluationContextFactory();
$this->evaluator = $expression->asEvaluator($this->contextFactory->getEvaluationContext());
} else {
$this->evaluator = $expression->asEvaluator();
}
$this->data = $data;
}
public function processFunction(IFunction $function)
{
$parameterScopeVariableMap = array_map(function ($variable) {
return $this->prefix . $variable;
}, $function->getParameterScopedVariableMap());
return $function->update($function->getScopeType(), $function->getNamespace(), $parameterScopeVariableMap, $this->walkAll($function->getParameters()->getAll()), $this->walkAll($function->getBodyExpressions()));
}
public function appendFunction(IFunction $function)
{
if ($function->isInternal()) {
throw new Exception('Internal functions are not supported');
}
$this->append('{');
if ($function->countBodyExpressions() === 0) {
$this->append('}');
} elseif ($function->countBodyExpressions() === 1) {
$this->append(' ');
$this->append($function->getBodyExpressions()[0]->compile() . ';');
$this->append(' }');
} else {
$this->appendLine();
$this->append(implode(';' . PHP_EOL, Expression::compileAll($function->getBodyExpressions())) . ';');
$this->appendLine();
$this->append('}');
}
$parameterMap = $function->getParameterScopedVariableMap();
if (!empty($parameterMap)) {
$this->append(' with parameters: [');
$parameters = [];
foreach ($parameterMap as $variableName) {
$parameters[] = "\${$variableName}";
}
$this->append(implode(', ', $parameters));
$this->append(']');
}
}
/**
* {@inheritDoc}
*/
public function processFunction(IFunction $function)
{
return $function->update($function->getScopeType(), $function->getNamespace(), $function->getParameterScopedVariableMap(), $this->walkAll($function->getParameters()->getAll()), $this->walkAll($function->getBodyExpressions()));
}