kakoune/src/normal.cc
2016-11-29 19:53:11 +00:00

1855 lines
69 KiB
C++

#include "normal.hh"
#include "buffer.hh"
#include "buffer_manager.hh"
#include "buffer_utils.hh"
#include "client_manager.hh"
#include "command_manager.hh"
#include "commands.hh"
#include "containers.hh"
#include "context.hh"
#include "face_registry.hh"
#include "file.hh"
#include "flags.hh"
#include "option_manager.hh"
#include "register_manager.hh"
#include "selectors.hh"
#include "shell_manager.hh"
#include "string.hh"
#include "user_interface.hh"
#include "window.hh"
namespace Kakoune
{
using namespace std::placeholders;
enum class SelectMode
{
Replace,
Extend,
Append,
};
template<SelectMode mode, typename T>
void select(Context& context, T func)
{
auto& buffer = context.buffer();
auto& selections = context.selections();
if (mode == SelectMode::Append)
{
auto& sel = selections.main();
auto res = func(buffer, sel);
if (res.captures().empty())
res.captures() = sel.captures();
selections.push_back(res);
selections.set_main_index(selections.size() - 1);
}
else
{
for (auto& sel : selections)
{
auto res = func(buffer, sel);
if (mode == SelectMode::Extend)
sel.merge_with(res);
else
{
sel.anchor() = res.anchor();
sel.cursor() = res.cursor();
}
if (not res.captures().empty())
sel.captures() = std::move(res.captures());
}
}
selections.sort_and_merge_overlapping();
selections.check_invariant();
}
template<SelectMode mode, Selection (*func)(const Buffer&, const Selection&)>
void select(Context& context, NormalParams)
{
select<mode>(context, func);
}
template<SelectMode mode, typename Func>
void select_and_set_last(Context& context, Func&& func)
{
context.set_last_select(
[func](Context& context){ select<mode>(context, func); });
return select<mode>(context, func);
}
template<SelectMode mode = SelectMode::Replace>
void select_coord(Buffer& buffer, BufferCoord coord, SelectionList& selections)
{
coord = buffer.clamp(coord);
if (mode == SelectMode::Replace)
selections = SelectionList{ buffer, coord };
else if (mode == SelectMode::Extend)
{
for (auto& sel : selections)
sel.cursor() = coord;
selections.sort_and_merge_overlapping();
}
}
template<InsertMode mode>
void enter_insert_mode(Context& context, NormalParams params)
{
context.input_handler().insert(mode, params.count);
}
void repeat_last_insert(Context& context, NormalParams)
{
context.input_handler().repeat_last_insert();
}
void repeat_last_select(Context& context, NormalParams)
{
context.repeat_last_select();
}
template<SelectMode mode>
void goto_commands(Context& context, NormalParams params)
{
if (params.count != 0)
{
context.push_jump();
select_coord<mode>(context.buffer(), LineCount{params.count - 1}, context.selections());
if (context.has_window())
context.window().center_line(LineCount{params.count-1});
}
else
{
on_next_key_with_autoinfo(context, KeymapMode::Goto,
[](Key key, Context& context) {
auto cp = key.codepoint();
if (not cp)
return;
auto& buffer = context.buffer();
switch (to_lower(*cp))
{
case 'g':
case 'k':
context.push_jump();
select_coord<mode>(buffer, BufferCoord{0,0}, context.selections());
break;
case 'l':
select<mode, select_to_line_end<true>>(context, {});
break;
case 'h':
select<mode, select_to_line_begin<true>>(context, {});
break;
case 'j':
context.push_jump();
select_coord<mode>(buffer, buffer.line_count() - 1, context.selections());
break;
case 'e':
context.push_jump();
select_coord<mode>(buffer, buffer.back_coord(), context.selections());
break;
case 't':
if (context.has_window())
{
auto line = context.window().position().line;
select_coord<mode>(buffer, line, context.selections());
}
break;
case 'b':
if (context.has_window())
{
auto& window = context.window();
auto line = window.position().line + window.dimensions().line - 1;
select_coord<mode>(buffer, line, context.selections());
}
break;
case 'c':
if (context.has_window())
{
auto& window = context.window();
auto line = window.position().line + window.dimensions().line / 2;
select_coord<mode>(buffer, line, context.selections());
}
break;
case 'a':
{
Buffer* target = nullptr;
if (not context.has_client() or
not (target = context.client().last_buffer()))
{
context.print_status({"no last buffer", get_face("Error")});
break;
}
context.push_jump();
context.change_buffer(*target);
break;
}
case 'f':
{
auto filename = content(buffer, context.selections().main());
static constexpr char forbidden[] = { '\'', '\\', '\0' };
if (contains_that(filename, [](char c){ return contains(forbidden, c); }))
return;
auto paths = context.options()["path"].get<Vector<String, MemoryDomain::Options>>();
StringView buffer_dir = split_path(buffer.name()).first;
if (not buffer_dir.empty())
paths.insert(paths.begin(), buffer_dir.str());
String path = find_file(filename, paths);
if (path.empty())
throw runtime_error(format("unable to find file '{}'", filename));
Buffer* buffer = BufferManager::instance().get_buffer_ifp(path);
if (not buffer)
{
buffer = open_file_buffer(path, context.hooks_disabled() ?
Buffer::Flags::NoHooks
: Buffer::Flags::None);
buffer->flags() &= ~Buffer::Flags::NoHooks;
}
if (buffer != &context.buffer())
{
context.push_jump();
context.change_buffer(*buffer);
}
break;
}
case '.':
{
context.push_jump();
auto pos = buffer.last_modification_coord();
if (pos >= buffer.back_coord())
pos = buffer.back_coord();
else if (buffer[pos.line].length() == pos.column + 1)
pos = BufferCoord{ pos.line+1, 0 };
select_coord<mode>(buffer, pos, context.selections());
break;
}
}
}, "goto",
"g,k: buffer top \n"
"l: line end \n"
"h: line begin \n"
"j: buffer bottom \n"
"e: buffer end \n"
"t: window top \n"
"b: window bottom \n"
"c: window center \n"
"a: last buffer \n"
"f: file \n"
".: last buffer change\n");
}
}
template<bool lock>
void view_commands(Context& context, NormalParams params)
{
const int count = params.count;
on_next_key_with_autoinfo(context, KeymapMode::View,
[count](Key key, Context& context) {
if (key == Key::Escape)
return;
if (lock)
view_commands<true>(context, {});
auto cp = key.codepoint();
if (not cp or not context.has_window())
return;
const BufferCoord cursor = context.selections().main().cursor();
Window& window = context.window();
switch (to_lower(*cp))
{
case 'v':
case 'c':
context.window().center_line(cursor.line);
break;
case 'm':
context.window().center_column(
context.buffer()[cursor.line].column_count_to(cursor.column));
break;
case 't':
context.window().display_line_at(cursor.line, 0);
break;
case 'b':
context.window().display_line_at(cursor.line, window.dimensions().line-1);
break;
case 'h':
context.window().scroll(-std::max<ColumnCount>(1, count));
break;
case 'j':
context.window().scroll( std::max<LineCount>(1, count));
break;
case 'k':
context.window().scroll(-std::max<LineCount>(1, count));
break;
case 'l':
context.window().scroll( std::max<ColumnCount>(1, count));
break;
}
}, "view",
"v,c: center cursor (vertically)\n"
"m: center cursor (horizontally)\n"
"t: cursor on top \n"
"b: cursor on bottom\n"
"h: scroll left \n"
"j: scroll down \n"
"k: scroll up \n"
"l: scroll right \n");
}
void replace_with_char(Context& context, NormalParams)
{
on_next_key_with_autoinfo(context, KeymapMode::None,
[](Key key, Context& context) {
auto cp = key.codepoint();
if (not cp)
return;
ScopedEdition edition(context);
Buffer& buffer = context.buffer();
SelectionList& selections = context.selections();
Vector<String> strings;
for (auto& sel : selections)
{
CharCount count = char_length(buffer, sel);
strings.emplace_back(*cp, count);
}
selections.insert(strings, InsertMode::Replace);
}, "replace with char", "enter char to replace with\n");
}
Codepoint swap_case(Codepoint cp)
{
Codepoint res = to_lower(cp);
return res == cp ? to_upper(cp) : res;
}
template<Codepoint (*func)(Codepoint)>
void for_each_codepoint(Context& context, NormalParams)
{
using Utf8It = utf8::iterator<BufferIterator>;
ScopedEdition edition(context);
Buffer& buffer = context.buffer();
SelectionList& selections = context.selections();
Vector<String> strings;
for (auto& sel : selections)
{
String str;
for (auto begin = Utf8It{buffer.iterator_at(sel.min()), buffer},
end = Utf8It{buffer.iterator_at(sel.max()), buffer}+1;
begin != end; ++begin)
utf8::dump(std::back_inserter(str), func(*begin));
strings.push_back(std::move(str));
}
selections.insert(strings, InsertMode::Replace);
}
void command(Context& context, NormalParams params)
{
if (not CommandManager::has_instance())
return;
CommandManager::instance().clear_last_complete_command();
context.input_handler().prompt(
":", "", get_face("Prompt"), PromptFlags::DropHistoryEntriesWithBlankPrefix,
[](const Context& context, CompletionFlags flags,
StringView cmd_line, ByteCount pos) {
return CommandManager::instance().complete(context, flags, cmd_line, pos);
},
[params](StringView cmdline, PromptEvent event, Context& context) {
if (context.has_client())
{
context.client().info_hide();
auto autoinfo = context.options()["autoinfo"].get<AutoInfo>();
if (event == PromptEvent::Change and autoinfo & AutoInfo::Command)
{
if (cmdline.length() == 1 and is_horizontal_blank(cmdline[0_byte]))
context.client().info_show("prompt", "commands preceded by a blank wont be saved to history",
{}, InfoStyle::Prompt);
auto info = CommandManager::instance().command_info(context, cmdline);
if (not info.first.empty() and not info.second.empty())
context.client().info_show(info.first, info.second, {}, InfoStyle::Prompt);
}
}
if (event == PromptEvent::Validate)
{
EnvVarMap env_vars = {
{ "count", to_string(params.count) },
{ "register", String{&params.reg, 1} }
};
CommandManager::instance().execute(
cmdline, context, { {}, env_vars });
}
});
}
template<bool replace>
void pipe(Context& context, NormalParams)
{
const char* prompt = replace ? "pipe:" : "pipe-to:";
context.input_handler().prompt(
prompt, "", get_face("Prompt"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context)
{
if (event != PromptEvent::Validate)
return;
StringView real_cmd;
if (cmdline.empty())
real_cmd = context.main_sel_register_value("|");
else
{
RegisterManager::instance()['|'] = cmdline.str();
real_cmd = cmdline;
}
if (real_cmd.empty())
return;
Buffer& buffer = context.buffer();
SelectionList& selections = context.selections();
const int old_main = selections.main_index();
auto restore_main = on_scope_end([&] { selections.set_main_index(old_main); });
if (replace)
{
Vector<String> strings;
for (int i = 0; i < selections.size(); ++i)
{
selections.set_main_index(i);
String in = content(buffer, selections.main());
const bool insert_eol = in.back() != '\n';
if (insert_eol)
in += '\n';
String out = ShellManager::instance().eval(
real_cmd, context, in,
ShellManager::Flags::WaitForStdout).first;
if (insert_eol and out.back() == '\n')
out = out.substr(0, out.length()-1).str();
strings.push_back(std::move(out));
}
ScopedEdition edition(context);
selections.insert(strings, InsertMode::Replace);
}
else
{
for (int i = 0; i < selections.size(); ++i)
{
selections.set_main_index(i);
ShellManager::instance().eval(real_cmd, context,
content(buffer, selections.main()),
ShellManager::Flags::None);
}
}
});
}
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"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context)
{
if (event != PromptEvent::Validate)
return;
StringView real_cmd;
if (cmdline.empty())
real_cmd = context.main_sel_register_value("|");
else
{
RegisterManager::instance()['|'] = cmdline.str();
real_cmd = cmdline;
}
if (real_cmd.empty())
return;
auto str = ShellManager::instance().eval(
real_cmd, context, {}, ShellManager::Flags::WaitForStdout).first;
ScopedEdition edition(context);
context.selections().insert(str, mode);
});
}
template<Direction direction, SelectMode mode>
void select_next_match(const Buffer& buffer, SelectionList& selections,
const Regex& regex, bool& main_wrapped)
{
const int main_index = selections.main_index();
bool wrapped = false;
if (mode == SelectMode::Replace)
{
for (int i = 0; i < selections.size(); ++i)
{
auto& sel = selections[i];
sel = keep_direction(find_next_match<direction>(buffer, sel, regex, wrapped), sel);
if (i == main_index)
main_wrapped = wrapped;
}
}
if (mode == SelectMode::Extend)
{
for (int i = 0; i < selections.size(); ++i)
{
auto& sel = selections[i];
sel.merge_with(find_next_match<direction>(buffer, sel, regex, wrapped));
if (i == main_index)
main_wrapped = wrapped;
}
}
else if (mode == SelectMode::Append)
{
auto sel = keep_direction(
find_next_match<direction>(buffer, selections.main(), regex, main_wrapped),
selections.main());
selections.push_back(std::move(sel));
selections.set_main_index(selections.size() - 1);
}
selections.sort_and_merge_overlapping();
}
void yank(Context& context, NormalParams params)
{
const char reg = params.reg ? params.reg : '"';
RegisterManager::instance()[reg] = context.selections_content();
context.print_status({ format("yanked {} selections to register {}",
context.selections().size(), reg),
get_face("Information") });
}
void erase_selections(Context& context, NormalParams params)
{
const char reg = params.reg ? params.reg : '"';
RegisterManager::instance()[reg] = context.selections_content();
ScopedEdition edition(context);
context.selections().erase();
context.selections().avoid_eol();
}
void change(Context& context, NormalParams params)
{
const char reg = params.reg ? params.reg : '"';
RegisterManager::instance()[reg] = context.selections_content();
enter_insert_mode<InsertMode::Replace>(context, params);
}
constexpr InsertMode adapt_for_linewise(InsertMode mode)
{
return ((mode == InsertMode::Append) ?
InsertMode::InsertAtNextLineBegin :
((mode == InsertMode::Insert) ?
InsertMode::InsertAtLineBegin :
((mode == InsertMode::Replace) ?
InsertMode::Replace : InsertMode::Insert)));
}
template<InsertMode mode>
void paste(Context& context, NormalParams params)
{
const char reg = params.reg ? params.reg : '"';
auto strings = RegisterManager::instance()[reg].values(context);
InsertMode effective_mode = mode;
for (auto& str : strings)
{
if (not str.empty() and str.back() == '\n')
{
effective_mode = adapt_for_linewise(mode);
break;
}
}
ScopedEdition edition(context);
context.selections().insert(strings, effective_mode);
}
template<InsertMode mode>
void paste_all(Context& context, NormalParams params)
{
const char reg = params.reg ? params.reg : '"';
auto strings = RegisterManager::instance()[reg].values(context);
InsertMode effective_mode = mode;
String all;
Vector<ByteCount> offsets;
for (auto& str : strings)
{
if (str.empty())
continue;
if (str.back() == '\n')
effective_mode = adapt_for_linewise(mode);
all += str;
offsets.push_back(all.length());
}
auto& selections = context.selections();
{
ScopedEdition edition(context);
selections.insert(all, effective_mode, true);
}
const Buffer& buffer = context.buffer();
Vector<Selection> result;
for (auto& selection : selections)
{
ByteCount pos = 0;
for (auto offset : offsets)
{
result.push_back({ buffer.advance(selection.min(), pos),
buffer.advance(selection.min(), offset-1) });
pos = offset;
}
}
if (not result.empty())
selections = std::move(result);
}
template<typename T>
void regex_prompt(Context& context, String prompt, T func)
{
DisplayCoord position = context.has_window() ? context.window().position() : DisplayCoord{};
SelectionList selections = context.selections();
context.input_handler().prompt(
std::move(prompt), "", get_face("Prompt"), PromptFlags::None, complete_nothing,
[=](StringView str, PromptEvent event, Context& context) mutable {
try
{
if (event != PromptEvent::Change and context.has_client())
context.client().info_hide();
const bool incsearch = context.options()["incsearch"].get<bool>();
if (incsearch)
{
selections.update();
context.selections_write_only() = selections;
if (context.has_window())
context.window().set_position(position);
context.input_handler().set_prompt_face(get_face("Prompt"));
}
if (event == PromptEvent::Abort or
(event == PromptEvent::Change and (not incsearch or str.empty())))
return;
if (event == PromptEvent::Validate)
context.push_jump();
func(str.empty() ? Regex{} : Regex{str}, event, context);
}
catch (regex_error& err)
{
if (event == PromptEvent::Validate)
throw;
else
context.input_handler().set_prompt_face(get_face("Error"));
}
catch (runtime_error&)
{
context.selections_write_only() = selections;
// only validation should propagate errors,
// incremental search should not.
if (event == PromptEvent::Validate)
throw;
}
});
}
template<SelectMode mode, Direction direction>
void search(Context& context, NormalParams params)
{
constexpr StringView prompt = mode == SelectMode::Extend ?
(direction == Forward ? "search (extend):" : "reverse search (extend):")
: (direction == Forward ? "search:" : "reverse search:");
const char reg = to_lower(params.reg ? params.reg : '/');
int count = params.count;
regex_prompt(context, prompt.str(),
[reg, count](Regex ex, PromptEvent event, Context& context) {
if (ex.empty())
ex = Regex{context.main_sel_register_value(reg)};
else if (event == PromptEvent::Validate)
RegisterManager::instance()[reg] = ex.str();
if (not ex.empty() and not ex.str().empty())
{
bool main_wrapped = false;
int c = count;
do {
select_next_match<direction, mode>(context.buffer(), context.selections(), ex, main_wrapped);
} while (--c > 0);
}
});
}
template<SelectMode mode, Direction direction>
void search_next(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '/');
StringView str = context.main_sel_register_value(reg);
if (not str.empty())
{
Regex ex{str};
bool main_wrapped = false;
do {
bool wrapped = false;
select_next_match<direction, mode>(context.buffer(), context.selections(), ex, wrapped);
main_wrapped = main_wrapped or wrapped;
} while (--params.count > 0);
if (main_wrapped)
context.print_status({"main selection search wrapped around buffer", get_face("Information")});
}
else
throw runtime_error("no search pattern");
}
template<bool smart>
void use_selection_as_search_pattern(Context& context, NormalParams params)
{
Vector<String> patterns;
auto& sels = context.selections();
const auto& buffer = context.buffer();
for (auto& sel : sels)
{
const auto beg = sel.min(), end = buffer.char_next(sel.max());
patterns.push_back(format("{}\\Q{}\\E{}",
smart and is_bow(buffer, beg) ? "\\b" : "",
buffer.string(beg, end),
smart and is_eow(buffer, end) ? "\\b" : ""));
}
const char reg = to_lower(params.reg ? params.reg : '/');
context.print_status({
format("register '{}' set to '{}'", reg, patterns[sels.main_index()]),
get_face("Information") });
RegisterManager::instance()[reg] = patterns;
// Hack, as Window do not take register state into account
if (context.has_window())
context.window().force_redraw();
}
void select_regex(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '/');
unsigned capture = (unsigned)params.count;
auto prompt = capture ? format("select (capture {}):", (int)capture) : "select:"_str;
regex_prompt(context, std::move(prompt),
[reg, capture](Regex ex, PromptEvent event, Context& context) {
if (ex.empty())
ex = Regex{context.main_sel_register_value(reg)};
else if (event == PromptEvent::Validate)
RegisterManager::instance()[reg] = ex.str();
if (not ex.empty() and not ex.str().empty())
select_all_matches(context.selections(), ex, capture);
});
}
void split_regex(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '/');
unsigned capture = (unsigned)params.count;
auto prompt = capture ? format("split (on capture {}):", (int)capture) : "split:"_str;
regex_prompt(context, std::move(prompt),
[reg, capture](Regex ex, PromptEvent event, Context& context) {
if (ex.empty())
ex = Regex{context.main_sel_register_value(reg)};
else if (event == PromptEvent::Validate)
RegisterManager::instance()[reg] = ex.str();
if (not ex.empty() and not ex.str().empty())
split_selections(context.selections(), ex, capture);
});
}
void split_lines(Context& context, NormalParams)
{
auto& selections = context.selections();
auto& buffer = context.buffer();
Vector<Selection> res;
for (auto& sel : selections)
{
if (sel.anchor().line == sel.cursor().line)
{
res.push_back(std::move(sel));
continue;
}
auto min = sel.min();
auto max = sel.max();
res.push_back(keep_direction({min, {min.line, buffer[min.line].length()-1}}, sel));
for (auto line = min.line+1; line < max.line; ++line)
res.push_back(keep_direction({line, {line, buffer[line].length()-1}}, sel));
res.push_back(keep_direction({max.line, max}, sel));
}
selections = std::move(res);
}
void join_lines_select_spaces(Context& context, NormalParams)
{
auto& buffer = context.buffer();
Vector<Selection> selections;
for (auto& sel : context.selections())
{
const LineCount min_line = sel.min().line;
const LineCount max_line = sel.max().line;
auto end_line = std::min(buffer.line_count()-1,
max_line + (min_line == max_line ? 1 : 0));
for (LineCount line = min_line; line < end_line; ++line)
{
auto begin = buffer.iterator_at({line, buffer[line].length()-1});
auto end = std::find_if_not(begin+1, buffer.end(), is_horizontal_blank);
selections.push_back({begin.coord(), (end-1).coord()});
}
}
if (selections.empty())
return;
context.selections_write_only() = std::move(selections);
ScopedEdition edition(context);
context.selections().insert(" "_str, InsertMode::Replace);
}
void join_lines(Context& context, NormalParams params)
{
SelectionList sels{context.selections()};
auto restore_sels = on_scope_end([&]{
sels.update();
context.selections_write_only() = std::move(sels);
});
join_lines_select_spaces(context, params);
}
template<bool matching>
void keep(Context& context, NormalParams)
{
constexpr const char* prompt = matching ? "keep matching:" : "keep not matching:";
regex_prompt(context, prompt, [](const Regex& ex, PromptEvent, Context& context) {
if (ex.empty())
return;
const Buffer& buffer = context.buffer();
Vector<Selection> keep;
for (auto& sel : context.selections())
{
auto begin = buffer.iterator_at(sel.min());
auto end = utf8::next(buffer.iterator_at(sel.max()), buffer.end());
// We do not consider if end is on an eol, as it seems to
// give more intuitive behaviours in keep use cases.
const auto flags = match_flags(is_bol(begin.coord()), false,
is_bow(buffer, begin.coord()),
is_eow(buffer, end.coord())) |
RegexConstant::match_any;
if (regex_search(begin, end, ex, flags) == matching)
keep.push_back(sel);
}
if (keep.empty())
throw runtime_error("no selections remaining");
context.selections_write_only() = std::move(keep);
});
}
void keep_pipe(Context& context, NormalParams)
{
context.input_handler().prompt(
"keep pipe:", "", get_face("Prompt"),
PromptFlags::DropHistoryEntriesWithBlankPrefix, shell_complete,
[](StringView cmdline, PromptEvent event, Context& context) {
if (event != PromptEvent::Validate)
return;
const Buffer& buffer = context.buffer();
auto& shell_manager = ShellManager::instance();
Vector<Selection> keep;
for (auto& sel : context.selections())
{
if (shell_manager.eval(cmdline, context, content(buffer, sel),
ShellManager::Flags::None).second == 0)
keep.push_back(sel);
}
if (keep.empty())
throw runtime_error("no selections remaining");
context.selections_write_only() = std::move(keep);
});
}
template<bool indent_empty = false>
void indent(Context& context, NormalParams)
{
CharCount indent_width = context.options()["indentwidth"].get<int>();
String indent = indent_width == 0 ? "\t" : String{' ', indent_width};
auto& buffer = context.buffer();
Vector<Selection> sels;
LineCount last_line = 0;
for (auto& sel : context.selections())
{
for (auto line = std::max(last_line, sel.min().line); line < sel.max().line+1; ++line)
{
if (indent_empty or buffer[line].length() > 1)
sels.push_back({line, line});
}
// avoid reindenting the same line if multiple selections are on it
last_line = sel.max().line+1;
}
if (not sels.empty())
{
ScopedEdition edition(context);
SelectionList selections{buffer, std::move(sels)};
selections.insert(indent, InsertMode::Insert);
}
}
template<bool deindent_incomplete = true>
void deindent(Context& context, NormalParams)
{
ColumnCount tabstop = context.options()["tabstop"].get<int>();
ColumnCount indent_width = context.options()["indentwidth"].get<int>();
if (indent_width == 0)
indent_width = tabstop;
auto& buffer = context.buffer();
Vector<Selection> sels;
LineCount last_line = 0;
for (auto& sel : context.selections())
{
for (auto line = std::max(sel.min().line, last_line);
line < sel.max().line+1; ++line)
{
ColumnCount width = 0;
auto content = buffer[line];
for (auto column = 0_byte; column < content.length(); ++column)
{
const char c = content[column];
if (c == '\t')
width = (width / tabstop + 1) * tabstop;
else if (c == ' ')
++width;
else
{
if (deindent_incomplete and width != 0)
sels.push_back({ line, BufferCoord{line, column-1} });
break;
}
if (width == indent_width)
{
sels.push_back({ line, BufferCoord{line, column} });
break;
}
}
}
// avoid reindenting the same line if multiple selections are on it
last_line = sel.max().line + 1;
}
if (not sels.empty())
{
ScopedEdition edition(context);
SelectionList selections{context.buffer(), std::move(sels)};
selections.erase();
}
}
template<ObjectFlags flags, SelectMode mode = SelectMode::Replace>
void select_object(Context& context, NormalParams params)
{
auto get_title = [] {
const auto whole_flags = (ObjectFlags::ToBegin | ObjectFlags::ToEnd);
const bool whole = (flags & whole_flags) == whole_flags;
return format("select {}{}object{}",
whole ? "" : "to ",
flags & ObjectFlags::Inner ? "inner " : "",
whole ? "" : (flags & ObjectFlags::ToBegin ? " begin" : " end"));
};
const int count = params.count <= 0 ? 0 : params.count - 1;
on_next_key_with_autoinfo(context, KeymapMode::Object,
[count](Key key, Context& context) {
auto cp = key.codepoint().value_or((Codepoint)-1);
if (cp == -1)
return;
static constexpr struct ObjectType
{
Codepoint key;
Selection (*func)(const Buffer&, const Selection&, int, ObjectFlags);
} selectors[] = {
{ 'w', select_word<Word> },
{ 'W', select_word<WORD> },
{ 's', select_sentence },
{ 'p', select_paragraph },
{ ' ', select_whitespaces },
{ 'i', select_indent },
{ 'n', select_number },
{ 'u', select_argument },
};
auto obj_it = find(selectors | transform(std::mem_fn(&ObjectType::key)), cp).base();
if (obj_it != std::end(selectors))
return select_and_set_last<mode>(
context, std::bind(obj_it->func, _1, _2, count, flags));
if (cp == ':')
{
const bool info = show_auto_info_ifn(
"Enter object desc", "format: <open text>,<close text>",
AutoInfo::Command, context);
context.input_handler().prompt(
"object desc:", "", get_face("Prompt"),
PromptFlags::None, complete_nothing,
[count,info](StringView cmdline, PromptEvent event, Context& context) {
if (event != PromptEvent::Change)
hide_auto_info_ifn(context, info);
if (event != PromptEvent::Validate)
return;
Vector<String> params = split(cmdline, ',', '\\');
if (params.size() != 2)
throw runtime_error{"desc parsing failed, expected <open>,<close>"};
select_and_set_last<mode>(
context, std::bind(select_surrounding, _1, _2,
params[0], params[1],
count, flags));
});
return;
}
static constexpr struct SurroundingPair
{
StringView opening;
StringView closing;
Codepoint name;
} surrounding_pairs[] = {
{ "(", ")", 'b' },
{ "{", "}", 'B' },
{ "[", "]", 'r' },
{ "<", ">", 'a' },
{ "\"", "\"", 'Q' },
{ "'", "'", 'q' },
{ "`", "`", 'g' },
};
auto pair_it = find_if(surrounding_pairs,
[cp](const SurroundingPair& s) {
return s.opening[0_char] == cp or
s.closing[0_char] == cp or
(s.name != 0 and s.name == cp);
});
if (pair_it != std::end(surrounding_pairs))
return select_and_set_last<mode>(
context, std::bind(select_surrounding, _1, _2,
pair_it->opening, pair_it->closing,
count, flags));
if (is_punctuation(cp))
{
auto utf8cp = to_string(cp);
return select_and_set_last<mode>(
context, std::bind(select_surrounding, _1, _2,
utf8cp, utf8cp, count, flags));
}
}, get_title(),
"b,(,): parenthesis block\n"
"B,{,}: braces block \n"
"r,[,]: brackets block \n"
"a,<,>: angle block \n"
"\",Q: double quote string\n"
"',q: single quote string\n"
"`,g: grave quote string \n"
"w: word \n"
"W: WORD \n"
"s: sentence \n"
"p: paragraph \n"
"␣: whitespaces \n"
"i: indent \n"
"u: argument \n"
"n: number \n"
":: custom object desc \n");
}
template<Direction direction, bool half = false>
void scroll(Context& context, NormalParams)
{
Window& window = context.window();
const LineCount offset = (window.dimensions().line - 2) / (half ? 2 : 1);
scroll_window(context, direction == Direction::Forward ? offset : -offset);
}
template<Direction direction>
void copy_selections_on_next_lines(Context& context, NormalParams params)
{
auto& selections = context.selections();
auto& buffer = context.buffer();
const ColumnCount tabstop = context.options()["tabstop"].get<int>();
Vector<Selection> result;
for (auto& sel : selections)
{
auto anchor = sel.anchor();
auto cursor = sel.cursor();
ColumnCount cursor_col = get_column(buffer, tabstop, cursor);
ColumnCount anchor_col = get_column(buffer, tabstop, anchor);
result.push_back(std::move(sel));
for (int i = 0; i < std::max(params.count, 1); ++i)
{
LineCount offset = (direction == Forward ? 1 : -1) * (i + 1);
const LineCount anchor_line = anchor.line + offset;
const LineCount cursor_line = cursor.line + offset;
if (anchor_line < 0 or cursor_line < 0 or
anchor_line >= buffer.line_count() or cursor_line >= buffer.line_count())
continue;
ByteCount anchor_byte = get_byte_to_column(buffer, tabstop, {anchor_line, anchor_col});
ByteCount cursor_byte = get_byte_to_column(buffer, tabstop, {cursor_line, cursor_col});
if (anchor_byte != buffer[anchor_line].length() and
cursor_byte != buffer[cursor_line].length())
result.emplace_back(BufferCoord{anchor_line, anchor_byte},
BufferCoordAndTarget{cursor_line, cursor_byte, cursor.target});
}
}
selections = std::move(result);
selections.sort_and_merge_overlapping();
}
void rotate_selections(Context& context, NormalParams params)
{
context.selections().rotate_main(params.count != 0 ? params.count : 1);
}
void rotate_selections_content(Context& context, NormalParams params)
{
int group = params.count;
int count = 1;
auto strings = context.selections_content();
if (group == 0 or group > (int)strings.size())
group = (int)strings.size();
count = count % group;
for (auto it = strings.begin(); it != strings.end(); )
{
auto end = std::min(strings.end(), it + group);
std::rotate(it, end-count, end);
it = end;
}
context.selections().insert(strings, InsertMode::Replace);
context.selections().rotate_main(count);
}
enum class SelectFlags
{
None = 0,
Reverse = 1,
Inclusive = 2,
Extend = 4
};
template<> struct WithBitOps<SelectFlags> : std::true_type {};
template<SelectFlags flags>
void select_to_next_char(Context& context, NormalParams params)
{
auto get_title = [] {
return format("{}select {} next char",
flags & SelectFlags::Reverse ? "reverse " : "",
flags & SelectFlags::Inclusive ? "onto" : "to");
};
on_next_key_with_autoinfo(context, KeymapMode::None,
[params](Key key, Context& context) {
constexpr auto new_flags = flags & SelectFlags::Extend ? SelectMode::Extend
: SelectMode::Replace;
if (auto cp = key.codepoint())
select_and_set_last<new_flags>(
context,
std::bind(flags & SelectFlags::Reverse ? select_to_reverse
: select_to,
_1, _2, *cp, params.count,
flags & SelectFlags::Inclusive));
}, get_title(),"enter char to select to");
}
void start_or_end_macro_recording(Context& context, NormalParams params)
{
if (context.input_handler().is_recording())
context.input_handler().stop_recording();
else
{
const char reg = to_lower(params.reg ? params.reg : '@');
if (not is_basic_alpha(reg) and reg != '@')
throw runtime_error("Macros can only use the '@' and alphabetic registers");
context.input_handler().start_recording(reg);
}
}
void end_macro_recording(Context& context, NormalParams)
{
if (context.input_handler().is_recording())
context.input_handler().stop_recording();
}
void replay_macro(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '@');
if (not is_basic_alpha(reg) and reg != '@')
throw runtime_error("Macros can only use the '@' and alphabetic registers");
static bool running_macros[27] = {};
const size_t idx = reg != '@' ? (size_t)(reg - 'a') : 26;
if (running_macros[idx])
throw runtime_error("recursive macros call detected");
ConstArrayView<String> reg_val = RegisterManager::instance()[reg].values(context);
if (reg_val.empty() or reg_val[0].empty())
throw runtime_error(format("Register '{}' is empty", reg));
running_macros[idx] = true;
auto stop = on_scope_end([&]{ running_macros[idx] = false; });
auto keys = parse_keys(reg_val[0]);
ScopedEdition edition(context);
do
{
for (auto& key : keys)
context.input_handler().handle_key(key);
} while (--params.count > 0);
}
template<Direction direction>
void jump(Context& context, NormalParams)
{
auto jump = (direction == Forward) ?
context.jump_list().forward() :
context.jump_list().backward(context.selections());
Buffer* oldbuf = &context.buffer();
Buffer& buffer = const_cast<Buffer&>(jump.buffer());
if (&buffer != oldbuf)
context.change_buffer(buffer);
context.selections_write_only() = jump;
}
void push_selections(Context& context, NormalParams)
{
context.push_jump();
context.print_status({ format("saved {} selections", context.selections().size()),
get_face("Information") });
}
void align(Context& context, NormalParams)
{
auto& selections = context.selections();
auto& buffer = context.buffer();
const ColumnCount tabstop = context.options()["tabstop"].get<int>();
Vector<Vector<const Selection*>> columns;
LineCount last_line = -1;
size_t column = 0;
for (auto& sel : selections)
{
auto line = sel.cursor().line;
if (sel.anchor().line != line)
throw runtime_error("align cannot work with multi line selections");
column = (line == last_line) ? column + 1 : 0;
if (column >= columns.size())
columns.resize(column+1);
columns[column].push_back(&sel);
last_line = line;
}
const bool use_tabs = context.options()["aligntab"].get<bool>();
for (auto& col : columns)
{
ColumnCount maxcol = 0;
for (auto& sel : col)
maxcol = std::max(get_column(buffer, tabstop, sel->cursor()), maxcol);
for (auto& sel : col)
{
auto insert_coord = sel->min();
ColumnCount lastcol = get_column(buffer, tabstop, sel->cursor());
ColumnCount inscount = maxcol - lastcol;
String padstr;
if (not use_tabs)
padstr = String{ ' ', inscount };
else
{
ColumnCount inscol = get_column(buffer, tabstop, insert_coord);
ColumnCount targetcol = inscol + inscount;
ColumnCount tabcol = inscol - (inscol % tabstop);
CharCount tabs = (int)((targetcol - tabcol) / tabstop);
CharCount spaces = (int)(targetcol - (tabs ? (tabcol + (int)tabs * tabstop) : inscol));
padstr = String{ '\t', tabs } + String{ ' ', spaces };
}
buffer.insert(insert_coord, std::move(padstr));
}
selections.update();
}
}
void copy_indent(Context& context, NormalParams params)
{
int selection = params.count;
auto& buffer = context.buffer();
auto& selections = context.selections();
Vector<LineCount> lines;
for (auto sel : selections)
{
for (LineCount l = sel.min().line; l < sel.max().line + 1; ++l)
lines.push_back(l);
}
if (selection > selections.size())
throw runtime_error("invalid selection index");
if (selection == 0)
selection = context.selections().main_index() + 1;
auto ref_line = selections[selection-1].min().line;
auto line = buffer[ref_line];
auto it = line.begin();
while (it != line.end() and is_horizontal_blank(*it))
++it;
const StringView indent = line.substr(0_byte, (int)(it-line.begin()));
ScopedEdition edition{context};
for (auto& l : lines)
{
if (l == ref_line)
continue;
auto line = buffer[l];
ByteCount i = 0;
while (i < line.length() and is_horizontal_blank(line[i]))
++i;
buffer.replace(l, {l, i}, indent);
}
}
void tabs_to_spaces(Context& context, NormalParams params)
{
auto& buffer = context.buffer();
const ColumnCount opt_tabstop = context.options()["tabstop"].get<int>();
const ColumnCount tabstop = params.count == 0 ? opt_tabstop : params.count;
Vector<Selection> tabs;
Vector<String> spaces;
for (auto& sel : context.selections())
{
for (auto it = buffer.iterator_at(sel.min()),
end = buffer.iterator_at(sel.max())+1; it != end; ++it)
{
if (*it == '\t')
{
ColumnCount col = get_column(buffer, opt_tabstop, it.coord());
ColumnCount end_col = (col / tabstop + 1) * tabstop;
tabs.push_back({ it.coord() });
spaces.push_back(String{ ' ', end_col - col });
}
}
}
if (not tabs.empty())
SelectionList{ buffer, std::move(tabs) }.insert(spaces, InsertMode::Replace);
}
void spaces_to_tabs(Context& context, NormalParams params)
{
auto& buffer = context.buffer();
const ColumnCount opt_tabstop = context.options()["tabstop"].get<int>();
const ColumnCount tabstop = params.count == 0 ? opt_tabstop : params.count;
Vector<Selection> spaces;
for (auto& sel : context.selections())
{
for (auto it = buffer.iterator_at(sel.min()),
end = buffer.iterator_at(sel.max())+1; it != end;)
{
if (*it == ' ')
{
auto spaces_beg = it;
auto spaces_end = spaces_beg+1;
ColumnCount col = get_column(buffer, opt_tabstop, spaces_end.coord());
while (spaces_end != end and
*spaces_end == ' ' and (col % tabstop) != 0)
{
++spaces_end;
++col;
}
if ((col % tabstop) == 0)
spaces.push_back({spaces_beg.coord(), (spaces_end-1).coord()});
else if (spaces_end != end and *spaces_end == '\t')
spaces.push_back({spaces_beg.coord(), spaces_end.coord()});
it = spaces_end;
}
else
++it;
}
}
if (not spaces.empty())
SelectionList{ buffer, std::move(spaces) }.insert("\t"_str, InsertMode::Replace);
}
SelectionList read_selections_from_register(char reg, Context& context)
{
if (not is_basic_alpha(reg) and reg != '^')
throw runtime_error("selections can only be saved to the '^' and alphabetic registers");
auto content = RegisterManager::instance()[reg].values(context);
if (content.size() != 1)
throw runtime_error(format("Register {} does not contain a selections desc", reg));
StringView desc = content[0];
auto arobase = find(desc, '@');
auto percent = find(desc, '%');
if (arobase == desc.end() or percent == desc.end())
throw runtime_error(format("Register {} does not contain a selections desc", reg));
Buffer& buffer = BufferManager::instance().get_buffer({arobase+1, percent});
size_t timestamp = str_to_int({percent + 1, desc.end()});
Vector<Selection> sels;
for (auto sel_desc : StringView{desc.begin(), arobase} | split<StringView>(':'))
sels.push_back(selection_from_string(sel_desc));
return {buffer, std::move(sels), timestamp};
}
template<bool add>
void save_selections(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '^');
if (not is_basic_alpha(reg) and reg != '^')
throw runtime_error("selections can only be saved to the '^' and alphabetic registers");
auto gen_desc = [&] {
if (not add)
return selection_list_to_string(context.selections());
auto selections = read_selections_from_register(reg, context);
if (&selections.buffer() != &context.buffer())
throw runtime_error("cannot save selections from different buffers in the same register");
selections.update();
for (auto& sel : context.selections())
selections.push_back(sel);
selections.sort_and_merge_overlapping();
return selection_list_to_string(selections);
};
String desc = format("{}@{}%{}", gen_desc(),
context.buffer().name(),
context.buffer().timestamp());
RegisterManager::instance()[reg] = desc;
context.print_status({format("{} selections to register '{}'", add ? "Added" : "Saved", reg), get_face("Information")});
}
template<bool add>
void restore_selections(Context& context, NormalParams params)
{
const char reg = to_lower(params.reg ? params.reg : '^');
auto selections = read_selections_from_register(reg, context);
if (not add)
{
if (&selections.buffer() != &context.buffer())
context.change_buffer(selections.buffer());
}
else
{
if (&selections.buffer() != &context.buffer())
throw runtime_error("Cannot add selections from another buffer");
selections.update();
int main_index = selections.size() + context.selections_write_only().main_index();
for (auto& sel : context.selections())
selections.push_back(std::move(sel));
selections.set_main_index(main_index);
selections.sort_and_merge_overlapping();
}
context.selections_write_only() = std::move(selections);
context.print_status({format("{} selections from register '{}'", add ? "Added" : "Restored", reg), get_face("Information")});
}
void undo(Context& context, NormalParams params)
{
Buffer& buffer = context.buffer();
size_t timestamp = buffer.timestamp();
if (buffer.undo(std::max(1, params.count)))
{
auto ranges = compute_modified_ranges(buffer, timestamp);
if (not ranges.empty())
context.selections_write_only() = std::move(ranges);
}
else
context.print_status({ "nothing left to undo", get_face("Information") });
}
void redo(Context& context, NormalParams params)
{
Buffer& buffer = context.buffer();
size_t timestamp = buffer.timestamp();
if (buffer.redo(std::max(1, params.count)))
{
auto ranges = compute_modified_ranges(buffer, timestamp);
if (not ranges.empty())
context.selections_write_only() = std::move(ranges);
}
else
context.print_status({ "nothing left to redo", get_face("Information") });
}
template<Direction direction>
void move_in_history(Context& context, NormalParams params)
{
Buffer& buffer = context.buffer();
size_t timestamp = buffer.timestamp();
const int count = std::max(1, params.count);
const int history_id = (int)buffer.current_history_id() +
(direction == Direction::Forward ? count : -count);
if (buffer.move_to((size_t)history_id))
{
auto ranges = compute_modified_ranges(buffer, timestamp);
if (not ranges.empty())
context.selections_write_only() = std::move(ranges);
context.selections().avoid_eol();
context.print_status({ format("moved to change #{}", history_id),
get_face("Information") });
}
else
context.print_status({ format("no such change: #{}", history_id),
get_face("Information") });
}
void exec_user_mappings(Context& context, NormalParams params)
{
on_next_key_with_autoinfo(context, KeymapMode::None,
[params](Key key, Context& context) mutable {
if (not context.keymaps().is_mapped(key, KeymapMode::User))
return;
auto mapping = context.keymaps().get_mapping(key, KeymapMode::User);
ScopedSetBool disable_keymaps(context.keymaps_disabled());
InputHandler::ScopedForceNormal force_normal{context.input_handler(), params};
ScopedEdition edition(context);
for (auto& key : mapping)
context.input_handler().handle_key(key);
}, "user mapping", "enter user key");
}
template<typename T>
class Repeated
{
public:
constexpr Repeated(T t) : m_func(t) {}
void operator() (Context& context, NormalParams params)
{
ScopedEdition edition(context);
do { m_func(context, {0, params.reg}); } while(--params.count > 0);
}
private:
T m_func;
};
template<void (*func)(Context&, NormalParams)>
void repeated(Context& context, NormalParams params)
{
ScopedEdition edition(context);
do { func(context, {0, params.reg}); } while(--params.count > 0);
}
template<typename Type, Direction direction, SelectMode mode = SelectMode::Replace>
void move(Context& context, NormalParams params)
{
kak_assert(mode == SelectMode::Replace or mode == SelectMode::Extend);
Type offset(std::max(params.count,1));
if (direction == Backward)
offset = -offset;
auto& selections = context.selections();
for (auto& sel : selections)
{
auto cursor = context.has_window() ? context.window().offset_coord(sel.cursor(), offset)
: context.buffer().offset_coord(sel.cursor(), offset);
sel.anchor() = mode == SelectMode::Extend ? sel.anchor() : cursor;
sel.cursor() = cursor;
}
selections.sort();
if (std::is_same<Type, LineCount>::value)
selections.avoid_eol();
selections.merge_overlapping();
}
void select_whole_buffer(Context& context, NormalParams)
{
select_buffer(context.selections());
}
void keep_selection(Context& context, NormalParams p)
{
auto& selections = context.selections();
const int index = p.count ? p.count-1 : selections.main_index();
if (index < selections.size())
selections = SelectionList{ selections.buffer(), std::move(selections[index]) };
selections.check_invariant();
}
void remove_selection(Context& context, NormalParams p)
{
auto& selections = context.selections();
const int index = p.count ? p.count-1 : selections.main_index();
if (selections.size() > 1 and index < selections.size())
{
selections.remove(index);
size_t main_index = selections.main_index();
if (index < main_index or main_index == selections.size())
selections.set_main_index(main_index - 1);
}
selections.check_invariant();
}
void clear_selections(Context& context, NormalParams)
{
for (auto& sel : context.selections())
sel.anchor() = sel.cursor();
}
void flip_selections(Context& context, NormalParams)
{
for (auto& sel : context.selections())
{
const BufferCoord tmp = sel.anchor();
sel.anchor() = sel.cursor();
sel.cursor() = tmp;
}
context.selections().check_invariant();
}
void ensure_forward(Context& context, NormalParams)
{
for (auto& sel : context.selections())
{
const BufferCoord min = sel.min(), max = sel.max();
sel.anchor() = min;
sel.cursor() = max;
}
context.selections().check_invariant();
}
void merge_consecutive(Context& context, NormalParams params)
{
ensure_forward(context, params);
context.selections().merge_consecutive();
}
void force_redraw(Context& context, NormalParams)
{
if (context.has_client())
{
context.client().force_redraw();
context.client().redraw_ifn();
}
}
static NormalCmdDesc cmds[] =
{
{ 'h', "move left", move<CharCount, Backward> },
{ 'j', "move down", move<LineCount, Forward> },
{ 'k', "move up", move<LineCount, Backward> },
{ 'l', "move right", move<CharCount, Forward> },
{ 'H', "extend left", move<CharCount, Backward, SelectMode::Extend> },
{ 'J', "extend down", move<LineCount, Forward, SelectMode::Extend> },
{ 'K', "extend up", move<LineCount, Backward, SelectMode::Extend> },
{ 'L', "extend right", move<CharCount, Forward, SelectMode::Extend> },
{ 't', "select to next character", select_to_next_char<SelectFlags::None> },
{ 'f', "select to next character included", select_to_next_char<SelectFlags::Inclusive> },
{ 'T', "extend to next character", select_to_next_char<SelectFlags::Extend> },
{ 'F', "extend to next character included", select_to_next_char<SelectFlags::Inclusive | SelectFlags::Extend> },
{ alt('t'), "select to previous character", select_to_next_char<SelectFlags::Reverse> },
{ alt('f'), "select to previous character included", select_to_next_char<SelectFlags::Inclusive | SelectFlags::Reverse> },
{ alt('T'), "extend to previous character", select_to_next_char<SelectFlags::Extend | SelectFlags::Reverse> },
{ alt('F'), "extend to previous character included", select_to_next_char<SelectFlags::Inclusive | SelectFlags::Extend | SelectFlags::Reverse> },
{ 'd', "erase selected text", erase_selections },
{ 'c', "change selected text", change },
{ 'i', "insert before selected text", enter_insert_mode<InsertMode::Insert> },
{ 'I', "insert at line begin", enter_insert_mode<InsertMode::InsertAtLineBegin> },
{ 'a', "insert after selected text", enter_insert_mode<InsertMode::Append> },
{ 'A', "insert at line end", enter_insert_mode<InsertMode::AppendAtLineEnd> },
{ 'o', "insert on new line below", enter_insert_mode<InsertMode::OpenLineBelow> },
{ 'O', "insert on new line above", enter_insert_mode<InsertMode::OpenLineAbove> },
{ 'r', "replace with character", replace_with_char },
{ 'g', "go to location", goto_commands<SelectMode::Replace> },
{ 'G', "extend to location", goto_commands<SelectMode::Extend> },
{ 'v', "move view", view_commands<false> },
{ 'V', "move view (locked)", view_commands<true> },
{ 'y', "yank selected text", yank },
{ 'p', "paste after selected text", repeated<paste<InsertMode::Append>> },
{ 'P', "paste before selected text", repeated<paste<InsertMode::Insert>> },
{ alt('p'), "paste every yanked selection after selected text", paste_all<InsertMode::Append> },
{ alt('P'), "paste every yanked selection before selected text", paste_all<InsertMode::Insert> },
{ 'R', "replace selected text with yanked text", paste<InsertMode::Replace> },
{ alt('R'), "replace selected text with yanked text", paste_all<InsertMode::Replace> },
{ 's', "select regex matches in selected text", select_regex },
{ 'S', "split selected text on regex matches", split_regex },
{ alt('s'), "split selected text on line ends", split_lines },
{ '.', "repeat last insert command", repeat_last_insert },
{ alt('.'), "repeat last object select/character find", repeat_last_select },
{ '%', "select whole buffer", select_whole_buffer },
{ ':', "enter command prompt", command },
{ '|', "pipe each selection through filter and replace with output", pipe<true> },
{ alt('|'), "pipe each selection through command and ignore output", pipe<false> },
{ '!', "insert command output", insert_output<InsertMode::Insert> },
{ alt('!'), "append command output", insert_output<InsertMode::Append> },
{ ' ', "remove all selection except main", keep_selection },
{ alt(' '), "remove main selection", remove_selection },
{ ';', "reduce selections to their cursor", clear_selections },
{ alt(';'), "swap selections cursor and anchor", flip_selections },
{ alt(':'), "ensure selection cursor is after anchor", ensure_forward },
{ alt('m'), "merge consecutive selections", merge_consecutive },
{ 'w', "select to next word start", repeated<&select<SelectMode::Replace, select_to_next_word<Word>>> },
{ 'e', "select to next word end", repeated<select<SelectMode::Replace, select_to_next_word_end<Word>>> },
{ 'b', "select to previous word start", repeated<select<SelectMode::Replace, select_to_previous_word<Word>>> },
{ 'W', "extend to next word start", repeated<select<SelectMode::Extend, select_to_next_word<Word>>> },
{ 'E', "extend to next word end", repeated<select<SelectMode::Extend, select_to_next_word_end<Word>>> },
{ 'B', "extend to previous word start", repeated<select<SelectMode::Extend, select_to_previous_word<Word>>> },
{ alt('w'), "select to next WORD start", repeated<select<SelectMode::Replace, select_to_next_word<WORD>>> },
{ alt('e'), "select to next WORD end", repeated<select<SelectMode::Replace, select_to_next_word_end<WORD>>> },
{ alt('b'), "select to previous WORD start", repeated<select<SelectMode::Replace, select_to_previous_word<WORD>>> },
{ alt('W'), "extend to next WORD start", repeated<select<SelectMode::Extend, select_to_next_word<WORD>>> },
{ alt('E'), "extend to next WORD end", repeated<select<SelectMode::Extend, select_to_next_word_end<WORD>>> },
{ alt('B'), "extend to previous WORD start", repeated<select<SelectMode::Extend, select_to_previous_word<WORD>>> },
{ alt('l'), "select to line end", repeated<select<SelectMode::Replace, select_to_line_end<false>>> },
{ Key::End, "select to line end", repeated<select<SelectMode::Replace, select_to_line_end<false>>> },
{ alt('L'), "extend to line end", repeated<select<SelectMode::Extend, select_to_line_end<false>>> },
{ alt('h'), "select to line begin", repeated<select<SelectMode::Replace, select_to_line_begin<false>>> },
{ Key::Home, "select to line begin", repeated<select<SelectMode::Replace, select_to_line_begin<false>>> },
{ alt('H'), "extend to line begin", repeated<select<SelectMode::Extend, select_to_line_begin<false>>> },
{ 'x', "select line", repeated<select<SelectMode::Replace, select_line>> },
{ 'X', "extend line", repeated<select<SelectMode::Extend, select_line>> },
{ alt('x'), "extend selections to whole lines", select<SelectMode::Replace, select_lines> },
{ alt('X'), "crop selections to whole lines", select<SelectMode::Replace, trim_partial_lines> },
{ 'm', "select to matching character", select<SelectMode::Replace, select_matching> },
{ 'M', "extend to matching character", select<SelectMode::Extend, select_matching> },
{ '/', "select next given regex match", search<SelectMode::Replace, Forward> },
{ '?', "extend with next given regex match", search<SelectMode::Extend, Forward> },
{ alt('/'), "select previous given regex match", search<SelectMode::Replace, Backward> },
{ alt('?'), "extend with previous given regex match", search<SelectMode::Extend, Backward> },
{ 'n', "select next current search pattern match", search_next<SelectMode::Replace, Forward> },
{ 'N', "extend with next current search pattern match", search_next<SelectMode::Append, Forward> },
{ alt('n'), "select previous current search pattern match", search_next<SelectMode::Replace, Backward> },
{ alt('N'), "extend with previous current search pattern match", search_next<SelectMode::Append, Backward> },
{ '*', "set search pattern to main selection content", use_selection_as_search_pattern<true> },
{ alt('*'), "set search pattern to main selection content, do not detect words", use_selection_as_search_pattern<false> },
{ 'u', "undo", undo },
{ 'U', "redo", redo },
{ alt('u'), "move backward in history", move_in_history<Direction::Backward> },
{ alt('U'), "move forward in history", move_in_history<Direction::Forward> },
{ alt('i'), "select inner object", select_object<ObjectFlags::ToBegin | ObjectFlags::ToEnd | ObjectFlags::Inner> },
{ alt('a'), "select whole object", select_object<ObjectFlags::ToBegin | ObjectFlags::ToEnd> },
{ '[', "select to object start", select_object<ObjectFlags::ToBegin> },
{ ']', "select to object end", select_object<ObjectFlags::ToEnd> },
{ '{', "extend to object start", select_object<ObjectFlags::ToBegin, SelectMode::Extend> },
{ '}', "extend to object end", select_object<ObjectFlags::ToEnd, SelectMode::Extend> },
{ alt('['), "select to inner object start", select_object<ObjectFlags::ToBegin | ObjectFlags::Inner> },
{ alt(']'), "select to inner object end", select_object<ObjectFlags::ToEnd | ObjectFlags::Inner> },
{ alt('{'), "extend to inner object start", select_object<ObjectFlags::ToBegin | ObjectFlags::Inner, SelectMode::Extend> },
{ alt('}'), "extend to inner object end", select_object<ObjectFlags::ToEnd | ObjectFlags::Inner, SelectMode::Extend> },
{ alt('j'), "join lines", join_lines },
{ alt('J'), "join lines and select spaces", join_lines_select_spaces },
{ alt('k'), "keep selections matching given regex", keep<true> },
{ alt('K'), "keep selections not matching given regex", keep<false> },
{ '$', "pipe each selection through shell command and keep the ones whose command succeed", keep_pipe },
{ '<', "deindent", deindent<true> },
{ '>', "indent", indent<false> },
{ alt('>'), "indent, including empty lines", indent<true> },
{ alt('<'), "deindent, not including incomplete indent", deindent<false> },
{ /*ctrl('i')*/Key::Tab, "jump forward in jump list",jump<Forward> }, // until we can distinguish tab a ctrl('i')
{ ctrl('o'), "jump backward in jump list", jump<Backward> },
{ ctrl('s'), "push current selections in jump list", push_selections },
{ '\'', "rotate main selection", rotate_selections },
{ alt('\''), "rotate selections content", rotate_selections_content },
{ 'q', "replay recorded macro", replay_macro },
{ 'Q', "start or end macro recording", start_or_end_macro_recording },
{ Key::Escape, "end macro recording", end_macro_recording },
{ '`', "convert to lower case in selections", for_each_codepoint<to_lower> },
{ '~', "convert to upper case in selections", for_each_codepoint<to_upper> },
{ alt('`'), "swap case in selections", for_each_codepoint<swap_case> },
{ '&', "align selection cursors", align },
{ alt('&'), "copy indentation", copy_indent },
{ '@', "convert tabs to spaces in selections", tabs_to_spaces },
{ alt('@'), "convert spaces to tabs in selections", spaces_to_tabs },
{ 'C', "copy selection on next lines", copy_selections_on_next_lines<Forward> },
{ alt('C'), "copy selection on previous lines", copy_selections_on_next_lines<Backward> },
{ ',', "user mappings", exec_user_mappings },
{ Key::Left, "move left", move<CharCount, Backward> },
{ Key::Down, "move down", move<LineCount, Forward> },
{ Key::Up, "move up", move<LineCount, Backward> },
{ Key::Right, "move right", move<CharCount, Forward> },
{ ctrl('b'), "scroll one page up", scroll<Backward > },
{ ctrl('f'), "scroll one page down", scroll<Forward> },
{ ctrl('u'), "scroll half a page up", scroll<Backward, true> },
{ ctrl('d'), "scroll half a page down", scroll<Forward, true> },
{ Key::PageUp, "scroll one page up", scroll<Backward> },
{ Key::PageDown, "scroll one page down", scroll<Forward> },
{ 'z', "restore selections from register", restore_selections<false> },
{ alt('z'), "append selections from register", restore_selections<true> },
{ 'Z', "save selections to register", save_selections<false> },
{ alt('Z'), "append selections to register", save_selections<true> },
{ ctrl('l'), "force redraw", force_redraw },
};
KeyMap keymap = cmds;
}