public function compile(JsCompiler $compiler, \Twig_NodeInterface $node)
{
if (!$node instanceof \Twig_Node_Expression_Function) {
throw new \RuntimeException(sprintf('$node must be an instanceof of \\Expression_Function, but got "%s".', get_class($node)));
}
$function = $compiler->getEnvironment()->getFunction($node->getAttribute('name'));
if (false === $function) {
throw new \Twig_Error_Syntax(sprintf('The function "%s" does not exist', $node->getAttribute('name')), $node->getLine());
}
if ($jsFunction = $compiler->getJsFunction($node->getAttribute('name'))) {
$compiler->raw($jsFunction . '(');
} else {
$compiler->raw('this.env_.invoke(')->string($node->getAttribute('name'))->raw(', ');
}
$compiler->raw($function->needsEnvironment() ? 'this.env_' : '');
if ($function->needsContext()) {
$compiler->raw($function->needsEnvironment() ? ', context' : 'context');
}
$first = true;
foreach ($node->getNode('arguments') as $argNode) {
if (!$first) {
$compiler->raw(', ');
} else {
if ($function->needsEnvironment() || $function->needsContext()) {
$compiler->raw(', ');
}
$first = false;
}
$compiler->subcompile($argNode);
}
$compiler->raw(')');
}