C++ (Cpp) parse_node_list_t::empty Examples

Example #1

File: parse_util.cpp Project: FUNK88/fish-shell

// Check if the first argument under the given node is --help
static bool first_argument_is_help(const parse_node_tree_t &node_tree, const parse_node_t &node, const wcstring &src)
{
    bool is_help = false;
    const parse_node_tree_t::parse_node_list_t arg_nodes = node_tree.find_nodes(node, symbol_argument, 1);
    if (! arg_nodes.empty())
    {
        // Check the first argument only
        const parse_node_t &arg = *arg_nodes.at(0);
        const wcstring first_arg_src = arg.get_source(src);
        is_help = parse_util_argument_is_help(first_arg_src.c_str(), 3);
    }
    return is_help;
}