home/src/commands.cc

885 lines
31 KiB
C++

#include "commands.hh"
#include "buffer.hh"
#include "buffer_manager.hh"
#include "client_manager.hh"
#include "color_registry.hh"
#include "command_manager.hh"
#include "completion.hh"
#include "context.hh"
#include "debug.hh"
#include "event_manager.hh"
#include "file.hh"
#include "highlighter.hh"
#include "highlighters.hh"
#include "client.hh"
#include "option_manager.hh"
#include "option_types.hh"
#include "parameters_parser.hh"
#include "register_manager.hh"
#include "shell_manager.hh"
#include "string.hh"
#include "user_interface.hh"
#include "utf8_iterator.hh"
#include "window.hh"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
namespace Kakoune
{
namespace
{
Buffer* open_or_create(const String& filename, Context& context)
{
Buffer* buffer = create_buffer_from_file(filename);
if (not buffer)
{
context.print_status({ "new file " + filename, get_color("StatusLine") });
buffer = new Buffer(filename, Buffer::Flags::File | Buffer::Flags::New);
}
return buffer;
}
Buffer* open_fifo(const String& name , const String& filename, Context& context)
{
int fd = open(parse_filename(filename).c_str(), O_RDONLY);
fcntl(fd, F_SETFD, FD_CLOEXEC);
if (fd < 0)
throw runtime_error("unable to open " + filename);
BufferManager::instance().delete_buffer_if_exists(name);
Buffer* buffer = new Buffer(name, Buffer::Flags::Fifo | Buffer::Flags::NoUndo);
auto watcher = new FDWatcher(fd, [buffer](FDWatcher& watcher) {
constexpr size_t buffer_size = 1024 * 16;
char data[buffer_size];
ssize_t count = read(watcher.fd(), data, buffer_size);
buffer->insert(buffer->end()-1, count > 0 ? String(data, data+count)
: "*** kak: fifo closed ***\n");
if (count <= 0)
{
kak_assert(buffer->flags() & Buffer::Flags::Fifo);
buffer->flags() &= ~Buffer::Flags::Fifo;
close(watcher.fd());
delete &watcher;
}
});
buffer->hooks().add_hook("BufClose", "",
[buffer, watcher](const String&, const Context&) {
// Check if fifo is still alive, else watcher is already dead
if (buffer->flags() & Buffer::Flags::Fifo)
{
close(watcher->fd());
delete watcher;
}
});
return buffer;
}
template<bool force_reload>
void edit(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "scratch", false },
{ "fifo", true } },
ParametersParser::Flags::None, 1, 3);
const String name = parser[0];
Buffer* buffer = nullptr;
if (not force_reload)
buffer = BufferManager::instance().get_buffer_ifp(name);
if (not buffer)
{
if (parser.has_option("scratch"))
{
BufferManager::instance().delete_buffer_if_exists(name);
buffer = new Buffer(name, Buffer::Flags::None);
}
else if (parser.has_option("fifo"))
buffer = open_fifo(name, parser.option_value("fifo"), context);
else
buffer = open_or_create(name, context);
}
BufferManager::instance().set_last_used_buffer(*buffer);
const size_t param_count = parser.positional_count();
if (buffer != &context.buffer() or param_count > 1)
context.push_jump();
if (buffer != &context.buffer())
{
auto& manager = ClientManager::instance();
context.change_editor(manager.get_unused_window_for_buffer(*buffer));
}
if (param_count > 1 and not parser[1].empty())
{
int line = std::max(0, str_to_int(parser[1]) - 1);
int column = param_count > 2 and not parser[2].empty() ?
std::max(0, str_to_int(parser[2]) - 1) : 0;
context.editor().select(context.buffer().clamp({ line, column }));
if (context.has_window())
context.window().center_selection();
}
}
void write_buffer(CommandParameters params, Context& context)
{
if (params.size() > 1)
throw wrong_argument_count();
Buffer& buffer = context.buffer();
if (params.empty() and !(buffer.flags() & Buffer::Flags::File))
throw runtime_error("cannot write a non file buffer without a filename");
String filename = params.empty() ? buffer.name()
: parse_filename(params[0]);
write_buffer_to_file(buffer, filename);
}
void write_all_buffers(CommandParameters params, Context& context)
{
if (params.size() != 0)
throw wrong_argument_count();
for (auto& buffer : BufferManager::instance())
{
if ((buffer->flags() & Buffer::Flags::File) and buffer->is_modified())
write_buffer_to_file(*buffer, buffer->name());
}
}
template<bool force>
void quit(CommandParameters params, Context& context)
{
if (params.size() != 0)
throw wrong_argument_count();
if (not force and ClientManager::instance().count() == 1)
{
std::vector<String> names;
for (auto& buffer : BufferManager::instance())
{
if ((buffer->flags() & Buffer::Flags::File) and buffer->is_modified())
names.push_back(buffer->name());
}
if (not names.empty())
{
String message = "modified buffers remaining: [";
for (auto it = names.begin(); it != names.end(); ++it)
{
if (it != names.begin())
message += ", ";
message += *it;
}
message += "]";
throw runtime_error(message);
}
}
// unwind back to this client event handler.
throw client_removed{};
}
template<bool force>
void write_and_quit(CommandParameters params, Context& context)
{
write_buffer(params, context);
quit<force>(CommandParameters(), context);
}
void show_buffer(CommandParameters params, Context& context)
{
if (params.size() != 1)
throw wrong_argument_count();
Buffer& buffer = BufferManager::instance().get_buffer(params[0]);
BufferManager::instance().set_last_used_buffer(buffer);
if (&buffer != &context.buffer())
{
context.push_jump();
auto& manager = ClientManager::instance();
context.change_editor(manager.get_unused_window_for_buffer(buffer));
}
}
template<bool force>
void delete_buffer(CommandParameters params, Context& context)
{
if (params.size() > 1)
throw wrong_argument_count();
BufferManager& manager = BufferManager::instance();
Buffer& buffer = params.empty() ? context.buffer() : manager.get_buffer(params[0]);
if (not force and (buffer.flags() & Buffer::Flags::File) and buffer.is_modified())
throw runtime_error("buffer " + buffer.name() + " is modified");
if (manager.count() == 1)
throw runtime_error("buffer " + buffer.name() + " is the last one");
manager.delete_buffer(buffer);
}
void set_buffer_name(CommandParameters params, Context& context)
{
ParametersParser parser(params, OptionMap{},
ParametersParser::Flags::None, 1, 1);
if (not context.buffer().set_name(parser[0]))
throw runtime_error("unable to change buffer name to " + parser[0]);
}
template<typename Group>
Group& get_group(Group& root, const String& group_path)
{
auto it = find(group_path, '/');
Group& group = root.get_group(String(group_path.begin(), it));
if (it != group_path.end())
return get_group(group, String(it+1, group_path.end()));
else
return group;
}
void add_highlighter(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "group", true } }, ParametersParser::Flags::None, 1);
HighlighterRegistry& registry = HighlighterRegistry::instance();
auto begin = parser.begin();
const String& name = *begin;
std::vector<String> highlighter_params;
for (++begin; begin != parser.end(); ++begin)
highlighter_params.push_back(*begin);
Window& window = context.window();
HighlighterGroup& group = parser.has_option("group") ?
get_group(window.highlighters(), parser.option_value("group"))
: window.highlighters();
auto& factory = registry[name];
group.append(factory(highlighter_params, window));
}
void rm_highlighter(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "group", true } }, ParametersParser::Flags::None, 1, 1);
Window& window = context.window();
HighlighterGroup& group = parser.has_option("group") ?
get_group(window.highlighters(), parser.option_value("group"))
: window.highlighters();
group.remove(parser[0]);
}
static HookManager& get_hook_manager(const String& scope, Context& context)
{
if (prefix_match("global", scope))
return GlobalHooks::instance();
else if (prefix_match("buffer", scope))
return context.buffer().hooks();
else if (prefix_match("window", scope))
return context.window().hooks();
throw runtime_error("error: no such hook container " + scope);
}
void add_hook(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "id", true } }, ParametersParser::Flags::None, 4, 4);
// copy so that the lambda gets a copy as well
Regex regex(parser[2].begin(), parser[2].end());
String command = parser[3];
auto hook_func = [=](const String& param, Context& context) {
if (boost::regex_match(param.begin(), param.end(), regex))
CommandManager::instance().execute(command, context, {},
{ { "hook_param", param } });
};
String id = parser.has_option("id") ? parser.option_value("id") : "";
get_hook_manager(parser[0], context).add_hook(parser[1], id, hook_func);
}
void rm_hooks(CommandParameters params, Context& context)
{
ParametersParser parser(params, {}, ParametersParser::Flags::None, 2, 2);
get_hook_manager(parser[0], context).remove_hooks(parser[1]);
}
EnvVarMap params_to_env_var_map(CommandParameters params)
{
std::unordered_map<String, String> vars;
char param_name[] = "param0";
for (size_t i = 0; i < params.size(); ++i)
{
param_name[sizeof(param_name) - 2] = '0' + i;
vars[param_name] = params[i];
}
return vars;
}
void define_command(CommandParameters params, Context& context)
{
ParametersParser parser(params,
{ { "env-params", false },
{ "shell-params", false },
{ "allow-override", false },
{ "file-completion", false },
{ "hidden", false },
{ "shell-completion", true } },
ParametersParser::Flags::None,
2, 2);
auto begin = parser.begin();
const String& cmd_name = *begin;
if (CommandManager::instance().command_defined(cmd_name) and
not parser.has_option("allow-override"))
throw runtime_error("command '" + cmd_name + "' already defined");
CommandFlags flags = CommandFlags::None;
if (parser.has_option("hidden"))
flags = CommandFlags::Hidden;
String commands = parser[1];
Command cmd;
if (parser.has_option("env-params"))
{
cmd = [=](CommandParameters params, Context& context) {
CommandManager::instance().execute(commands, context, {},
params_to_env_var_map(params));
};
}
if (parser.has_option("shell-params"))
{
cmd = [=](CommandParameters params, Context& context) {
CommandManager::instance().execute(commands, context, params);
};
}
else
{
cmd = [=](CommandParameters params, Context& context) {
if (not params.empty())
throw wrong_argument_count();
CommandManager::instance().execute(commands, context);
};
}
CommandCompleter completer;
if (parser.has_option("file-completion"))
{
completer = [](const Context& context, CompletionFlags flags,
CommandParameters params,
size_t token_to_complete, ByteCount pos_in_token)
{
const String& prefix = token_to_complete < params.size() ?
params[token_to_complete] : String();
return complete_filename(prefix, context.options()["ignored_files"].get<Regex>(), pos_in_token);
};
}
else if (parser.has_option("shell-completion"))
{
String shell_cmd = parser.option_value("shell-completion");
completer = [=](const Context& context, CompletionFlags flags,
CommandParameters params,
size_t token_to_complete, ByteCount pos_in_token)
{
if (flags == CompletionFlags::Fast) // no shell on fast completion
return CandidateList{};
EnvVarMap vars = {
{ "token_to_complete", to_string(token_to_complete) },
{ "pos_in_token", to_string(pos_in_token) }
};
String output = ShellManager::instance().eval(shell_cmd, context, params, vars);
return split(output, '\n');
};
}
CommandManager::instance().register_command(cmd_name, cmd, flags, completer);
}
void echo_message(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "color", true } },
ParametersParser::Flags::OptionsOnlyAtStart);
String message;
for (auto& param : parser)
message += param + " ";
ColorPair color = get_color(parser.has_option("color") ?
parser.option_value("color") : "StatusLine");
context.print_status({ std::move(message), color } );
}
void write_debug_message(CommandParameters params, Context&)
{
String message;
for (auto& param : params)
message += param + " ";
write_debug(message);
}
void exec_commands_in_file(CommandParameters params,
Context& context)
{
if (params.size() != 1)
throw wrong_argument_count();
String file_content = read_file(parse_filename(params[0]));
CommandManager::instance().execute(file_content, context);
}
static OptionManager& get_options(const String& scope, const Context& context)
{
if (prefix_match("global", scope))
return GlobalOptions::instance();
else if (prefix_match("buffer", scope))
return context.buffer().options();
else if (prefix_match("window", scope))
return context.window().options();
else if (prefix_match(scope, "buffer="))
return BufferManager::instance().get_buffer(scope.substr(7_byte)).options();
throw runtime_error("error: no such option container " + scope);
}
void set_option(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "add", false } },
ParametersParser::Flags::OptionsOnlyAtStart,
3, 3);
Option& opt = get_options(parser[0], context).get_local_option(parser[1]);
if (parser.has_option("add"))
opt.add_from_string(parser[2]);
else
opt.set_from_string(parser[2]);
}
void declare_option(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "hidden", false } },
ParametersParser::Flags::OptionsOnlyAtStart,
2, 3);
Option* opt = nullptr;
Option::Flags flags = Option::Flags::None;
if (parser.has_option("hidden"))
flags = Option::Flags::Hidden;
GlobalOptions& opts = GlobalOptions::instance();
if (parser[0] == "int")
opt = &opts.declare_option<int>(parser[1], 0, flags);
if (parser[0] == "bool")
opt = &opts.declare_option<bool>(parser[1], 0, flags);
else if (parser[0] == "str")
opt = &opts.declare_option<String>(parser[1], "", flags);
else if (parser[0] == "regex")
opt = &opts.declare_option<Regex>(parser[1], Regex{}, flags);
else if (parser[0] == "int-list")
opt = &opts.declare_option<std::vector<int>>(parser[1], {}, flags);
else if (parser[0] == "str-list")
opt = &opts.declare_option<std::vector<String>>(parser[1], {}, flags);
else if (parser[0] == "line-flag-list")
opt = &opts.declare_option<std::vector<LineAndFlag>>(parser[1], {}, flags);
else
throw runtime_error("unknown type " + parser[0]);
if (parser.positional_count() == 3)
opt->set_from_string(parser[2]);
}
KeymapManager& get_keymap_manager(const String& scope, Context& context)
{
if (prefix_match("global", scope))
return GlobalKeymaps::instance();
else if (prefix_match("buffer", scope))
return context.buffer().keymaps();
else if (prefix_match("window", scope))
return context.window().keymaps();
throw runtime_error("error: no such keymap container " + scope);
}
KeymapMode parse_keymap_mode(const String& str)
{
if (prefix_match("normal", str)) return KeymapMode::Normal;
if (prefix_match("insert", str)) return KeymapMode::Insert;
if (prefix_match("menu", str)) return KeymapMode::Menu;
if (prefix_match("prompt", str)) return KeymapMode::Prompt;
throw runtime_error("unknown keymap mode '" + str + "'");
}
void map_key(CommandParameters params, Context& context)
{
ParametersParser parser(params, {}, ParametersParser::Flags::None, 4, 4);
KeymapManager& keymaps = get_keymap_manager(params[0], context);
KeymapMode keymap_mode = parse_keymap_mode(params[1]);
KeyList key = parse_keys(params[2]);
if (key.size() != 1)
throw runtime_error("only a single key can be mapped");
KeyList mapping = parse_keys(params[3]);
keymaps.map_key(key[0], keymap_mode, std::move(mapping));
}
class DraftUI : public UserInterface
{
public:
void menu_show(memoryview<String>, DisplayCoord, ColorPair, ColorPair, MenuStyle) override {}
void menu_select(int) override {}
void menu_hide() override {}
void info_show(const String&, const String&, DisplayCoord, ColorPair, MenuStyle) override {}
void info_hide() override {}
void draw(const DisplayBuffer&, const DisplayLine&, const DisplayLine&) override {}
DisplayCoord dimensions() override { return {0,0}; }
bool is_key_available() override { return false; }
Key get_key() override { return 'a'; }
void set_input_callback(InputCallback) override {}
};
template<typename Func>
void context_wrap(CommandParameters params, Context& context, Func func)
{
ParametersParser parser(params, { { "client", true }, { "draft", false }, { "itersel", false } },
ParametersParser::Flags::OptionsOnlyAtStart, 1);
Context& real_context = parser.has_option("client") ?
ClientManager::instance().get_client(parser.option_value("client")).context()
: context;
if (parser.has_option("draft"))
{
Editor& editor = real_context.editor();
Client client(std::unique_ptr<UserInterface>(new DraftUI()), editor,
real_context.has_client() ? real_context.client().name() : "");
DynamicSelectionList sels{editor.buffer(), editor.selections()};
auto restore_sels = on_scope_end([&]{ editor.select(sels); });
if (parser.has_option("itersel"))
{
for (auto& sel : sels)
{
editor.select(sel);
func(parser, client.context());
}
}
else
func(parser, client.context());
}
else
{
if (parser.has_option("itersel"))
throw runtime_error("-itersel makes no sense without -draft");
func(parser, real_context);
}
// force redraw of this client window
if (parser.has_option("client") and real_context.has_window())
real_context.window().forget_timestamp();
}
void exec_string(CommandParameters params, Context& context)
{
context_wrap(params, context, [](const ParametersParser& parser, Context& context) {
KeyList keys;
for (auto& param : parser)
{
KeyList param_keys = parse_keys(param);
keys.insert(keys.end(), param_keys.begin(), param_keys.end());
}
exec_keys(keys, context);
});
}
void eval_string(CommandParameters params, Context& context)
{
context_wrap(params, context, [](const ParametersParser& parser, Context& context) {
String command;
for (auto& param : parser)
command += param + " ";
CommandManager::instance().execute(command, context);
});
}
void menu(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "auto-single", false },
{ "select-cmds", false } });
const bool with_select_cmds = parser.has_option("select-cmds");
const size_t modulo = with_select_cmds ? 3 : 2;
const size_t count = parser.positional_count();
if (count == 0 or (count % modulo) != 0)
throw wrong_argument_count();
if (count == modulo and parser.has_option("auto-single"))
{
CommandManager::instance().execute(parser[1], context);
return;
}
std::vector<String> choices;
std::vector<String> commands;
std::vector<String> select_cmds;
for (int i = 0; i < count; i += modulo)
{
choices.push_back(parser[i]);
commands.push_back(parser[i+1]);
if (with_select_cmds)
select_cmds.push_back(parser[i+2]);
}
context.client().menu(choices,
[=](int choice, MenuEvent event, Context& context) {
if (event == MenuEvent::Validate and choice >= 0 and choice < commands.size())
CommandManager::instance().execute(commands[choice], context);
if (event == MenuEvent::Select and choice >= 0 and choice < select_cmds.size())
CommandManager::instance().execute(select_cmds[choice], context);
});
}
void info(CommandParameters params, Context& context)
{
ParametersParser parser(params, { { "anchor", true }, { "title", true } },
ParametersParser::Flags::None, 0, 1);
context.ui().info_hide();
if (parser.positional_count() > 0)
{
MenuStyle style = MenuStyle::Prompt;
DisplayCoord pos = context.ui().dimensions();
pos.column -= 1;
if (parser.has_option("anchor"))
{
style = MenuStyle::Inline;
const auto& sel = context.editor().main_selection();
auto it = sel.last();
String anchor = parser.option_value("anchor");
if (anchor == "left")
it = sel.min();
else if (anchor == "right")
it = sel.max();
else if (anchor != "cursor")
throw runtime_error("anchor param must be one of [left, right, cursor]");
pos = context.window().display_position(it);
}
const String& title = parser.has_option("title") ? parser.option_value("title") : "";
context.ui().info_show(title, parser[0], pos, get_color("Information"), style);
}
}
void try_catch(CommandParameters params, Context& context)
{
if (params.size() != 1 and params.size() != 3)
throw wrong_argument_count();
const bool do_catch = params.size() == 3;
if (do_catch and params[1] != "catch")
throw runtime_error("usage: try <commands> [catch <on error commands>]");
CommandManager& command_manager = CommandManager::instance();
try
{
command_manager.execute(params[0], context);
}
catch (Kakoune::runtime_error& e)
{
if (do_catch)
command_manager.execute(params[2], context);
}
}
void define_color_alias(CommandParameters params, Context& context)
{
ParametersParser parser(params, OptionMap{},
ParametersParser::Flags::None, 2, 2);
ColorRegistry::instance().register_alias(
parser[0], parser[1], true);
}
void set_client_name(CommandParameters params, Context& context)
{
ParametersParser parser(params, OptionMap{},
ParametersParser::Flags::None, 1, 1);
if (ClientManager::instance().validate_client_name(params[0]))
context.client().set_name(params[0]);
else if (context.client().name() != params[0])
throw runtime_error("client name '" + params[0] + "' is not unique");
}
void set_register(CommandParameters params, Context& context)
{
if (params.size() != 2)
throw wrong_argument_count();
if (params[0].length() != 1)
throw runtime_error("register names are single character");
RegisterManager::instance()[params[0][0]] = memoryview<String>(params[1]);
}
void change_working_directory(CommandParameters params, Context&)
{
if (params.size() != 1)
throw wrong_argument_count();
if (chdir(parse_filename(params[0]).c_str()) != 0)
throw runtime_error("cannot change to directory " + params[0]);
}
template<typename GetRootGroup>
CommandCompleter group_rm_completer(GetRootGroup get_root_group)
{
return [=](const Context& context, CompletionFlags flags,
CommandParameters params, size_t token_to_complete,
ByteCount pos_in_token) {
auto& root_group = get_root_group(context);
const String& arg = token_to_complete < params.size() ?
params[token_to_complete] : String();
if (token_to_complete == 1 and params[0] == "-group")
return root_group.complete_group_id(arg, pos_in_token);
else if (token_to_complete == 2 and params[0] == "-group")
return get_group(root_group, params[1]).complete_id(arg, pos_in_token);
return root_group.complete_id(arg, pos_in_token);
};
}
template<typename FactoryRegistry, typename GetRootGroup>
CommandCompleter group_add_completer(GetRootGroup get_root_group)
{
return [=](const Context& context, CompletionFlags flags,
CommandParameters params, size_t token_to_complete,
ByteCount pos_in_token) {
auto& root_group = get_root_group(context);
const String& arg = token_to_complete < params.size() ?
params[token_to_complete] : String();
if (token_to_complete == 1 and params[0] == "-group")
return root_group.complete_group_id(arg, pos_in_token);
else if (token_to_complete == 0 or (token_to_complete == 2 and params[0] == "-group"))
return FactoryRegistry::instance().complete_name(arg, pos_in_token);
return CandidateList();
};
}
class RegisterRestorer
{
public:
RegisterRestorer(char name, const Context& context)
: m_name(name)
{
memoryview<String> save = RegisterManager::instance()[name].values(context);
m_save = std::vector<String>(save.begin(), save.end());
}
~RegisterRestorer()
{ RegisterManager::instance()[m_name] = m_save; }
private:
std::vector<String> m_save;
char m_name;
};
}
void exec_keys(const KeyList& keys, Context& context)
{
RegisterRestorer quote('"', context);
RegisterRestorer slash('/', context);
scoped_edition edition(context.editor());
for (auto& key : keys)
context.client().handle_key(key);
}
void register_commands()
{
CommandManager& cm = CommandManager::instance();
cm.register_commands({"nop"}, [](CommandParameters, Context&){});
PerArgumentCommandCompleter filename_completer({
[](const Context& context, CompletionFlags flags, const String& prefix, ByteCount cursor_pos)
{ return complete_filename(prefix, context.options()["ignored_files"].get<Regex>(), cursor_pos); }
});
cm.register_commands({ "e", "edit" }, edit<false>, CommandFlags::None, filename_completer);
cm.register_commands({ "e!", "edit!" }, edit<true>, CommandFlags::None, filename_completer);
cm.register_commands({ "w", "write" }, write_buffer, CommandFlags::None, filename_completer);
cm.register_commands({ "wa", "writeall" }, write_all_buffers);
cm.register_commands({ "q", "quit" }, quit<false>);
cm.register_commands({ "q!", "quit!" }, quit<true>);
cm.register_command("wq", write_and_quit<false>);
cm.register_command("wq!", write_and_quit<true>);
PerArgumentCommandCompleter buffer_completer({
[](const Context& context, CompletionFlags flags, const String& prefix, ByteCount cursor_pos)
{ return BufferManager::instance().complete_buffername(prefix, cursor_pos); }
});
cm.register_commands({ "b", "buffer" }, show_buffer, CommandFlags::None, buffer_completer);
cm.register_commands({ "db", "delbuf" }, delete_buffer<false>, CommandFlags::None, buffer_completer);
cm.register_commands({ "db!", "delbuf!" }, delete_buffer<true>, CommandFlags::None, buffer_completer);
cm.register_commands({"nb", "namebuf"}, set_buffer_name);
auto get_highlighters = [](const Context& c) -> HighlighterGroup& { return c.window().highlighters(); };
cm.register_commands({ "ah", "addhl" }, add_highlighter, CommandFlags::None, group_add_completer<HighlighterRegistry>(get_highlighters));
cm.register_commands({ "rh", "rmhl" }, rm_highlighter, CommandFlags::None, group_rm_completer(get_highlighters));
cm.register_command("hook", add_hook);
cm.register_command("rmhooks", rm_hooks);
cm.register_command("source", exec_commands_in_file, CommandFlags::None, filename_completer);
cm.register_command("exec", exec_string);
cm.register_command("eval", eval_string);
cm.register_command("menu", menu);
cm.register_command("info", info);
cm.register_command("try", try_catch);
cm.register_command("reg", set_register);
cm.register_command("def", define_command);
cm.register_command("decl", declare_option);
cm.register_command("echo", echo_message);
cm.register_command("debug", write_debug_message);
cm.register_command("set", set_option, CommandFlags::None,
[](const Context& context, CompletionFlags, CommandParameters params, size_t token_to_complete, ByteCount pos_in_token)
{
if (token_to_complete == 0)
{
CandidateList res;
for (auto scope : { "global", "buffer", "window" })
{
if (params.size() == 0 or prefix_match(scope, params[0].substr(0_byte, pos_in_token)))
res.emplace_back(scope);
}
return res;
}
else if (token_to_complete == 1)
{
OptionManager& options = get_options(params[0], context);
return options.complete_option_name(params[1], pos_in_token);
}
return CandidateList{};
} );
cm.register_commands({"ca", "colalias"}, define_color_alias);
cm.register_commands({"nc", "nameclient"}, set_client_name);
cm.register_command("cd", change_working_directory, CommandFlags::None, filename_completer);
cm.register_command("map", map_key);
}
}