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Keep an empty last line in debug buffer to provide auto scrolling

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This commit is contained in:
Maxime Coste 2015-11-19 21:33:50 +00:00
parent 1ed66e9b6a
commit bf213b01dd
1 changed files with 5 additions and 2 deletions
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7
src/buffer_utils.cc
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@ -168,11 +168,14 @@ void write_to_debug_buffer(StringView str)
}
constexpr StringView debug_buffer_name = "*debug*";
// Try to ensure we keep an empty line at the end of the debug buffer
// where the user can put its cursor to scroll with new messages
const bool eol_back = not str.empty() and str.back() == '\n';
if (Buffer* buffer = BufferManager::instance().get_buffer_ifp(debug_buffer_name))
buffer->insert(buffer->end(), str);
buffer->insert(buffer->end()-1, eol_back ? str : str + "\n");
else
{
String line = str + ((str.empty() or str.back() != '\n') ? "\n" : "");
String line = str + (eol_back ? "\n" : "\n\n");
new Buffer(debug_buffer_name.str(), Buffer::Flags::NoUndo, line, InvalidTime);
}
}