void ConsoleHistory::add(const std::string& command)
{
if (!command.empty())
{
// split input into list of commands
boost::char_separator<char> lineSep("\n");
boost::tokenizer<boost::char_separator<char> > lines(command, lineSep);
for (boost::tokenizer<boost::char_separator<char> >::iterator
lineIter = lines.begin();
lineIter != lines.end();
++lineIter)
{
// get line (skip empty lines)
std::string line(*lineIter);
boost::algorithm::trim(line);
if (line.empty())
continue;
// add this line if its not a duplciate
if (!removeDuplicates_ ||
historyBuffer_.empty() ||
(line != historyBuffer_.back()))
{
// add to buffer
historyBuffer_.push_back(line);
// notify listeners
onAdd_(line);
}
}
}
}
QString Process::getTail(uint lines)
// ----------------------------------------------------------------------------
// Return the last N lines in the output
// ----------------------------------------------------------------------------
{
int current = 0;
QString tail = out;
if (lines != ~0U)
{
QRegExp lineSep("[\n\r]");
for (uint l = 0; l < lines; l++)
{
current = tail.lastIndexOf(lineSep, current-1);
if (current == -1)
break;
}
if (current >= 0)
tail = tail.mid(current);
out = tail;
}
return tail;
}
void addToConsoleInputBuffer(const rstudio::r::session::RConsoleInput& consoleInput)
{
if (consoleInput.cancel || consoleInput.text.find('\n') == std::string::npos)
{
s_consoleInputBuffer.push(consoleInput);
return;
}
// split input into list of commands
boost::char_separator<char> lineSep("\n", "", boost::keep_empty_tokens);
boost::tokenizer<boost::char_separator<char> > lines(consoleInput.text, lineSep);
for (boost::tokenizer<boost::char_separator<char> >::iterator
lineIter = lines.begin();
lineIter != lines.end();
++lineIter)
{
// get line
std::string line(*lineIter);
// add to buffer
s_consoleInputBuffer.push(rstudio::r::session::RConsoleInput(
line, consoleInput.console));
}
}
