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builtin bind: highlight output.

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This highlights `bind` output, which is commands to reproduce the
current bind state, for interactive sessions ala builtin complete.
This commit is contained in:
Aaron Gyes 2022-09-12 15:29:17 -07:00
parent 8621852ec5
commit 864bd4a9cb
1 changed files with 42 additions and 28 deletions
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70
src/builtins/bind.cpp
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@ -3,18 +3,22 @@
#include "bind.h"
#include <unistd.h>
#include <cerrno>
#include <cstddef>
#include <set>
#include <string>
#include <vector>
#include "../builtin.h"
#include "../common.h"
#include "../env.h"
#include "../fallback.h" // IWYU pragma: keep
#include "../highlight.h"
#include "../input.h"
#include "../io.h"
#include "../maybe.h"
#include "../parser.h"
#include "../wgetopt.h"
#include "../wutil.h" // IWYU pragma: keep
@ -50,7 +54,7 @@ class builtin_bind_t {
/// lock again.
acquired_lock<input_mapping_set_t> input_mappings_;
void list(const wchar_t *bind_mode, bool user, io_streams_t &streams);
void list(const wchar_t *bind_mode, bool user, parser_t &parser, io_streams_t &streams);
void key_names(bool all, io_streams_t &streams);
void function_names(io_streams_t &streams);
bool add(const wcstring &seq, const wchar_t *const *cmds, size_t cmds_len, const wchar_t *mode,
@ -58,56 +62,66 @@ class builtin_bind_t {
bool erase(const wchar_t *const *seq, bool all, const wchar_t *mode, bool use_terminfo,
bool user, io_streams_t &streams);
bool get_terminfo_sequence(const wcstring &seq, wcstring *out_seq, io_streams_t &streams) const;
bool insert(int optind, int argc, const wchar_t **argv, io_streams_t &streams);
bool insert(int optind, int argc, const wchar_t **argv, parser_t &parser, io_streams_t &streams);
void list_modes(io_streams_t &streams);
bool list_one(const wcstring &seq, const wcstring &bind_mode, bool user, io_streams_t &streams);
bool list_one(const wcstring &seq, const wcstring &bind_mode, bool user, bool preset,
bool list_one(const wcstring &seq, const wcstring &bind_mode, bool user, parser_t &parser, io_streams_t &streams);
bool list_one(const wcstring &seq, const wcstring &bind_mode, bool user, bool preset, parser_t &parser,
io_streams_t &streams);
};
/// List a single key binding.
/// Returns false if no binding with that sequence and mode exists.
bool builtin_bind_t::list_one(const wcstring &seq, const wcstring &bind_mode, bool user,
io_streams_t &streams) {
parser_t &parser, io_streams_t &streams) {
wcstring_list_t ecmds;
wcstring sets_mode;
wcstring sets_mode, out;
if (!input_mappings_->get(seq, bind_mode, &ecmds, user, &sets_mode)) {
return false;
}
streams.out.append(L"bind");
out.append(L"bind");
// Append the mode flags if applicable.
if (!user) {
streams.out.append(L" --preset");
out.append(L" --preset");
}
if (bind_mode != DEFAULT_BIND_MODE) {
streams.out.append(L" -M ");
streams.out.append(escape_string(bind_mode));
out.append(L" -M ");
out.append(escape_string(bind_mode));
}
if (!sets_mode.empty() && sets_mode != bind_mode) {
streams.out.append(L" -m ");
streams.out.append(escape_string(sets_mode));
out.append(L" -m ");
out.append(escape_string(sets_mode));
}
// Append the name.
wcstring tname;
if (input_terminfo_get_name(seq, &tname)) {
// Note that we show -k here because we have an input key name.
streams.out.append_format(L" -k %ls", tname.c_str());
out.append(L" -k ");
out.append(tname);
} else {
// No key name, so no -k; we show the escape sequence directly.
const wcstring eseq = escape_string(seq);
streams.out.append_format(L" %ls", eseq.c_str());
out.append(L" ");
out.append(eseq);
}
// Now show the list of commands.
for (const auto &ecmd : ecmds) {
streams.out.push_back(' ');
streams.out.append(escape_string(ecmd));
out.push_back(' ');
out.append(escape_string(ecmd));
}
out.push_back(L'\n');
if (!streams.out_is_redirected && isatty(STDOUT_FILENO)) {
std::vector<highlight_spec_t> colors;
highlight_shell(out, colors, parser.context());
streams.out.append(str2wcstring(colorize(out, colors, parser.vars())));
} else {
streams.out.append(out);
}
streams.out.push_back(L'\n');
return true;
}
@ -115,19 +129,19 @@ bool builtin_bind_t::list_one(const wcstring &seq, const wcstring &bind_mode, bo
// Overload with both kinds of bindings.
// Returns false only if neither exists.
bool builtin_bind_t::list_one(const wcstring &seq, const wcstring &bind_mode, bool user,
bool preset, io_streams_t &streams) {
bool preset, parser_t &parser, io_streams_t &streams) {
bool retval = false;
if (preset) {
retval |= list_one(seq, bind_mode, false, streams);
retval |= list_one(seq, bind_mode, false, parser, streams);
}
if (user) {
retval |= list_one(seq, bind_mode, true, streams);
retval |= list_one(seq, bind_mode, true, parser, streams);
}
return retval;
}
/// List all current key bindings.
void builtin_bind_t::list(const wchar_t *bind_mode, bool user, io_streams_t &streams) {
void builtin_bind_t::list(const wchar_t *bind_mode, bool user, parser_t &parser, io_streams_t &streams) {
const std::vector<input_mapping_name_t> lst = input_mappings_->get_names(user);
for (const input_mapping_name_t &binding : lst) {
@ -135,7 +149,7 @@ void builtin_bind_t::list(const wchar_t *bind_mode, bool user, io_streams_t &str
continue;
}
list_one(binding.seq, binding.mode, user, streams);
list_one(binding.seq, binding.mode, user, parser, streams);
}
}
@ -241,7 +255,7 @@ bool builtin_bind_t::erase(const wchar_t *const *seq, bool all, const wchar_t *m
return res;
}
bool builtin_bind_t::insert(int optind, int argc, const wchar_t **argv, io_streams_t &streams) {
bool builtin_bind_t::insert(int optind, int argc, const wchar_t **argv, parser_t &parser, io_streams_t &streams) {
const wchar_t *cmd = argv[0];
int arg_count = argc - optind;
@ -263,10 +277,10 @@ bool builtin_bind_t::insert(int optind, int argc, const wchar_t **argv, io_strea
// We don't overload this with user and def because we want them to be grouped.
// First the presets, then the users (because of scrolling).
if (opts->preset) {
list(opts->bind_mode_given ? opts->bind_mode : nullptr, false, streams);
list(opts->bind_mode_given ? opts->bind_mode : nullptr, false, parser, streams);
}
if (opts->user) {
list(opts->bind_mode_given ? opts->bind_mode : nullptr, true, streams);
list(opts->bind_mode_given ? opts->bind_mode : nullptr, true, parser, streams);
}
} else if (arg_count == 1) {
wcstring seq;
@ -279,7 +293,7 @@ bool builtin_bind_t::insert(int optind, int argc, const wchar_t **argv, io_strea
seq = argv[optind];
}
if (!list_one(seq, opts->bind_mode, opts->user, opts->preset, streams)) {
if (!list_one(seq, opts->bind_mode, opts->user, opts->preset, parser, streams)) {
wcstring eseq = escape_string(argv[optind], ESCAPE_NO_PRINTABLES);
if (!opts->silent) {
if (opts->use_terminfo) {
@ -467,7 +481,7 @@ maybe_t<int> builtin_bind_t::builtin_bind(parser_t &parser, io_streams_t &stream
break;
}
case BIND_INSERT: {
if (insert(optind, argc, argv, streams)) {
if (insert(optind, argc, argv, parser, streams)) {
return STATUS_CMD_ERROR;
}
break;