Function trim_text

src/command/edit.cpp:932–939

namespace {
std::string trim_text(std::string text) {
	boost::regex start(R"(^( |	|\\[nNh])+)");
	boost::regex end(R"(( |	|\\[nNh])+$)");

	text = regex_replace(text, start, "", boost::format_first_only);
	text = regex_replace(text, end, "", boost::format_first_only);
	return text;
}

void expand_times(AssDialogue *src, AssDialogue *dst) {
	dst->Start = std::min(dst->Start, src->Start);