setParser example

public function addPlugin(PluginInterface $p): bool
    {
        if (!$types = $p->getTypes()) {
            return false;
        }

        if (!$triggers = $p->getTriggers()) {
            return false;
        }

        $p->setParser($this);

        foreach ($types as $type) {
            if (!isset($this->plugins[$type])) {
                $this->plugins[$type] = [
                    self::TRIGGER_BEGIN => [],
                    self::TRIGGER_SUCCESS => [],
                    self::TRIGGER_RECURSION => [],
                    self::TRIGGER_DEPTH_LIMIT => [],
                ];
            }

            

                        } else {
                            $e = new SyntaxError(sprintf('Unknown "%s" tag.', $token->getValue()), $token->getLine(), $this->stream->getSourceContext());
                            $e->addSuggestions($token->getValue(), array_keys($this->env->getTokenParsers()));
                        }

                        throw $e;
                    }

                    $this->stream->next();

                    $subparser->setParser($this);
                    $node = $subparser->parse($token);
                    if (null !== $node) {
                        $rv[] = $node;
                    }
                    break;

                default:
                    throw new SyntaxError('Lexer or parser ended up in unsupported state.', $this->getCurrentToken()->getLine(), $this->stream->getSourceContext());
            }
        }