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Only drop blank prefixed history entries in command/shell prompts

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For regex prompts we actually want to save them, as a leading space
is significant

Fixes #767
This commit is contained in:
Maxime Coste 2016-08-22 20:31:08 +01:00
parent ac81d0f39c
commit 911a32a992
4 changed files with 38 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/commands.cc
View File

@ -1627,11 +1627,12 @@ const CommandDesc prompt_cmd = {
context, flags, prefix, cursor_pos);
};
const bool password = (bool)parser.get_switch("password");
const auto flags = parser.get_switch("password") ?
PromptFlags::Password : PromptFlags::None;
context.input_handler().prompt(
parser[0], initstr.str(), get_face("Prompt"),
password, std::move(completer),
flags, std::move(completer),
[=](StringView str, PromptEvent event, Context& context)
{
if (event != PromptEvent::Validate)
@ -1642,7 +1643,7 @@ const CommandDesc prompt_cmd = {
CommandManager::instance().execute(command, context, shell_context);
if (password)
if (flags & PromptFlags::Password)
{
const String& str = RegisterManager::instance()[reg].values(context)[0];
memset(const_cast<String&>(str).data(), 0, (int)str.length());

19
src/input_handler.cc
View File

@ -621,10 +621,10 @@ class Prompt : public InputMode
{
public:
Prompt(InputHandler& input_handler, StringView prompt,
String initstr, Face face, bool password,
String initstr, Face face, PromptFlags flags,
Completer completer, PromptCallback callback)
: InputMode(input_handler), m_prompt(prompt.str()), m_prompt_face(face),
m_password(password), m_completer(completer), m_callback(callback),
m_flags(flags), m_completer(completer), m_callback(callback),
m_autoshowcompl{context().options()["autoshowcompl"].get<bool>()}
{
m_history_it = ms_history[m_prompt].end();
@ -853,7 +853,7 @@ private:
auto width = context().client().dimensions().column - m_prompt.char_length();
DisplayLine display_line;
if (not m_password)
if (not (m_flags & PromptFlags::Password))
display_line = m_line_editor.build_display_line(width);
display_line.insert(display_line.begin(), { m_prompt, m_prompt_face });
context().print_status(display_line);
@ -872,15 +872,18 @@ private:
String m_prefix;
LineEditor m_line_editor;
bool m_autoshowcompl;
bool m_password;
PromptFlags m_flags;
bool m_history_drop_blank_prefix;
using History = Vector<String, MemoryDomain::History>;
static UnorderedMap<String, History, MemoryDomain::History> ms_history;
History::iterator m_history_it;
static void history_push(History& history, StringView entry)
void history_push(History& history, StringView entry)
{
if(entry.empty() or is_horizontal_blank(entry[0_byte]))
if(entry.empty() or
(m_flags & PromptFlags::DropHistoryEntriesWithBlankPrefix and
is_horizontal_blank(entry[0_byte])))
return;
history.erase(std::remove(history.begin(), history.end(), entry),
@ -1293,11 +1296,11 @@ void InputHandler::repeat_last_insert()
}
void InputHandler::prompt(StringView prompt, String initstr,
Face prompt_face, bool password,
Face prompt_face, PromptFlags flags,
Completer completer, PromptCallback callback)
{
push_mode(new InputModes::Prompt(*this, prompt, initstr, prompt_face,
password, completer, callback));
flags, completer, callback));
}
void InputHandler::set_prompt_face(Face prompt_face)

11
src/input_handler.hh
View File

@ -29,6 +29,15 @@ enum class PromptEvent
Validate
};
using PromptCallback = std::function<void (StringView, PromptEvent, Context&)>;
enum class PromptFlags
{
None = 0,
Password = 1 << 0,
DropHistoryEntriesWithBlankPrefix = 1 << 1
};
template<> struct WithBitOps<PromptFlags> : std::true_type {};
using KeyCallback = std::function<void (Key, Context&)>;
class InputMode;
@ -53,7 +62,7 @@ public:
// returns to normal mode after validation if callback does
// not change the mode itself
void prompt(StringView prompt, String initstr,
Face prompt_face, bool password,
Face prompt_face, PromptFlags flags,
Completer completer, PromptCallback callback);
void set_prompt_face(Face prompt_face);

19
src/normal.cc
View File

@ -338,7 +338,7 @@ void command(Context& context, NormalParams params)
CommandManager::instance().clear_last_complete_command();
context.input_handler().prompt(
":", "", get_face("Prompt"), false,
":", "", get_face("Prompt"), PromptFlags::DropHistoryEntriesWithBlankPrefix,
[](const Context& context, CompletionFlags flags,
StringView cmd_line, ByteCount pos) {
return CommandManager::instance().complete(context, flags, cmd_line, pos);
@ -375,7 +375,9 @@ template<bool replace>
void pipe(Context& context, NormalParams)
{
const char* prompt = replace ? "pipe:" : "pipe-to:";
context.input_handler().prompt(prompt, "", get_face("Prompt"), false, shell_complete,
context.input_handler().prompt(
prompt, "", get_face("Prompt"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context)
{
if (event != PromptEvent::Validate)
@ -429,7 +431,9 @@ template<InsertMode mode>
void insert_output(Context& context, NormalParams)
{
const char* prompt = mode == InsertMode::Insert ? "insert-output:" : "append-output:";
context.input_handler().prompt(prompt, "", get_face("Prompt"), false, shell_complete,
context.input_handler().prompt(
prompt, "", get_face("Prompt"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context)
{
if (event != PromptEvent::Validate)
@ -590,7 +594,8 @@ void regex_prompt(Context& context, const String prompt, T func)
{
CharCoord position = context.has_window() ? context.window().position() : CharCoord{};
SelectionList selections = context.selections();
context.input_handler().prompt(prompt, "", get_face("Prompt"), false, complete_nothing,
context.input_handler().prompt(
prompt, "", get_face("Prompt"), PromptFlags::None, complete_nothing,
[=](StringView str, PromptEvent event, Context& context) mutable {
try
{
@ -817,7 +822,8 @@ void keep(Context& context, NormalParams)
void keep_pipe(Context& context, NormalParams)
{
context.input_handler().prompt(
"keep pipe:", "", get_face("Prompt"), false, shell_complete,
"keep pipe:", "", get_face("Prompt"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context) {
if (event != PromptEvent::Validate)
return;
@ -959,7 +965,8 @@ void select_object(Context& context, NormalParams params)
AutoInfo::Command, context);
context.input_handler().prompt(
"object desc:", "", get_face("Prompt"), false, complete_nothing,
"object desc:", "", get_face("Prompt"),
PromptFlags::None, complete_nothing,
[level,info](StringView cmdline, PromptEvent event, Context& context) {
if (event != PromptEvent::Change)
hide_auto_info_ifn(context, info);