[clang-tidy] use empty instead of comparing size

Found with readability-container-size-empty

Signed-off-by: Rosen Penev <rosenp@gmail.com>
This commit is contained in:
Rosen Penev 2020-05-09 17:37:54 -07:00
parent b0f67a06de
commit cbf8ecd4dc
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@ -1470,7 +1470,7 @@ namespace cxxopts
String result = " ";
if (s.size() > 0)
if (!s.empty())
{
result += "-" + toLocalString(s) + ",";
}
@ -1479,12 +1479,12 @@ namespace cxxopts
result += " ";
}
if (l.size() > 0)
if (!l.empty())
{
result += " --" + toLocalString(l);
}
auto arg = o.arg_help.size() > 0 ? toLocalString(o.arg_help) : "arg";
auto arg = !o.arg_help.empty() ? toLocalString(o.arg_help) : "arg";
if (!o.is_boolean)
{
@ -1513,7 +1513,7 @@ namespace cxxopts
if (o.has_default && (!o.is_boolean || o.default_value != "false"))
{
if(o.default_value != "")
if(!o.default_value.empty())
{
desc += toLocalString(" (default: " + o.default_value + ")");
}
@ -2011,12 +2011,12 @@ Options::add_option
auto stringDesc = toLocalString(std::move(desc));
auto option = std::make_shared<OptionDetails>(s, l, stringDesc, value);
if (s.size() > 0)
if (!s.empty())
{
add_one_option(s, option);
}
if (l.size() > 0)
if (!l.empty())
{
add_one_option(l, option);
}
@ -2166,13 +2166,13 @@ Options::help(const std::vector<std::string>& help_groups) const
String result = m_help_string + "\nUsage:\n " +
toLocalString(m_program) + " " + toLocalString(m_custom_help);
if (m_positional.size() > 0 && m_positional_help.size() > 0) {
if (!m_positional.empty() && !m_positional_help.empty()) {
result += " " + toLocalString(m_positional_help);
}
result += "\n\n";
if (help_groups.size() == 0)
if (help_groups.empty())
{
generate_all_groups_help(result);
}