void
TimeLog::load_entry(string const& p_entry_string, size_t p_line_number)
{
if (p_entry_string.size() < expected_time_stamp_length(m_time_format, m_formatted_buf_len))
{
ostringstream oss;
enable_exceptions(oss);
oss << "Error parsing the time log at line "
<< p_line_number << '.';
throw runtime_error(oss.str());
}
auto it = p_entry_string.begin() + expected_time_stamp_length(m_time_format, m_formatted_buf_len);
assert (it > p_entry_string.begin());
string const time_stamp(p_entry_string.begin(), it);
auto const activity = trim(string(it, p_entry_string.end()));
auto const activity_id = register_activity(activity);
auto const time_point = time_stamp_to_point(time_stamp, m_time_format);
Entry entry(activity_id, time_point);
if (!m_entries.empty())
{
auto const last_time_point = m_entries.back().time_point;
if (entry.time_point < last_time_point)
{
ostringstream oss;
enable_exceptions(oss);
oss << "Time log entries out of order at line "
<< p_line_number << '.';
throw runtime_error(oss.str());
}
}
m_entries.push_back(entry);
return;
}
void
TimeLog::load()
{
if (!m_is_loaded)
{
clear_cache();
if (file_exists_at(m_filepath))
{
ifstream infile(m_filepath.c_str());
enable_exceptions(infile);
string line;
size_t line_number = 1;
while (infile.peek() != EOF)
{
getline(infile, line);
load_entry(line, line_number);
++line_number;
}
if (!m_entries.empty() && (m_entries.back().time_point > now()))
{
throw runtime_error
( "The final entry in the time log is future-dated. "
"Future dated entries are not supported."
);
}
}
m_is_loaded = true;
}
return;
}
void eh_test( F1 op)
{
bool done = false;
int count = 0;
while (!done)
{
try
{
enable_exceptions(count);
op();
done = true;
}
catch(...)
{
++count;
}
disable_exceptions();
}
}
