Latte\PhpWriter::inlineModifierInner PHP Method

    private function inlineModifierInner(MacroTokens $tokens)
    {
        $isFunctionOrArray = $tokens->isPrev($tokens::T_VARIABLE, $tokens::T_SYMBOL) || $tokens->isCurrent('[');
        $result = new MacroTokens();
        $args = new MacroTokens();
        $modifiers = new MacroTokens();
        $current = $args;
        $anyModifier = FALSE;
        $result->append($tokens->currentToken());
        while ($tokens->nextToken()) {
            if ($tokens->isCurrent('(', '[')) {
                $current->tokens = array_merge($current->tokens, $this->inlineModifierInner($tokens));
            } elseif ($current !== $modifiers && $tokens->isCurrent('|')) {
                $anyModifier = TRUE;
                $current = $modifiers;
            } elseif ($tokens->isCurrent(')', ']') || $isFunctionOrArray && $tokens->isCurrent(',')) {
                $partTokens = count($modifiers->tokens) ? $this->modifierPass($modifiers, $args->tokens)->tokens : $args->tokens;
                $result->tokens = array_merge($result->tokens, $partTokens);
                if ($tokens->isCurrent(',')) {
                    $result->append($tokens->currentToken());
                    $args = new MacroTokens();
                    $modifiers = new MacroTokens();
                    $current = $args;
                    continue;
                } elseif ($isFunctionOrArray || !$anyModifier) {
                    $result->append($tokens->currentToken());
                } else {
                    array_shift($result->tokens);
                }
                return $result->tokens;
            } else {
                $current->append($tokens->currentToken());
            }
        }
        throw new CompileException('Unbalanced brackets.');
    }