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Chat: Remove prompt history duplicates (#6762)

master
SmallJoker 2017-12-14 19:47:29 +01:00 committed by GitHub
parent 551c12391a
commit 6e5109fd46
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1 changed files with 13 additions and 4 deletions
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17
src/chat.cpp
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@ -18,11 +18,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
*/
#include "chat.h"
#include "debug.h"
#include "config.h"
#include "util/strfnd.h"
#include <algorithm>
#include <cctype>
#include <sstream>
#include "config.h"
#include "debug.h"
#include "util/strfnd.h"
#include "util/string.h"
#include "util/numeric.h"
@ -403,8 +406,14 @@ void ChatPrompt::input(const std::wstring &str)
void ChatPrompt::addToHistory(std::wstring line)
{
if (!line.empty())
if (!line.empty() &&
(m_history.size() == 0 || m_history.back() != line)) {
// Remove all duplicates
m_history.erase(std::remove(m_history.begin(), m_history.end(),
line), m_history.end());
// Push unique line
m_history.push_back(line);
}
if (m_history.size() > m_history_limit)
m_history.erase(m_history.begin());
m_history_index = m_history.size();