Method what

libsolutil/Exceptions.cpp:25–35

using namespace solidity::langutil;

char const* Exception::what() const noexcept
{
	// Return the comment if available.
	if (std::string const* cmt = comment())
		return cmt->data();

	// Fallback to base what().
	// Boost accepts nullptr, but the C++ standard doesn't
	// and crashes on some platforms.
	return std::exception::what();
}

std::string Exception::lineInfo() const
{