const process$2 = require('node:process');
const require$$0 = require('assert');
const require$$2 = require('events');
function _interopDefault (e) { return e && e.__esModule ? e : { 'default': e }; }
const process__default = /*#__PURE__*/_interopDefault(process$2);
const require$$0__default = /*#__PURE__*/_interopDefault(require$$0);
const require$$2__default = /*#__PURE__*/_interopDefault(require$$2);
var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
var once$1 = {exports: {}};
// Returns a wrapper function that returns a wrapped callback
// The wrapper function should do some stuff, and return a
// presumably different callback function.
// This makes sure that own properties are retained, so that
// decorations and such are not lost along the way.
var wrappy_1 = wrappy$1;
function wrappy$1 (fn, cb) {
if (fn && cb) return wrappy$1(fn)(cb)
if (typeof fn !== 'function')
throw new TypeError('need wrapper function')
Object.keys(fn).forEach(function (k) {
wrapper[k] = fn[k];
});
return wrapper
function wrapper() {
var args = new Array(arguments.length);
for (var i = 0; i < args.length; i++) {
args[i] = arguments[i];
}
var ret = fn.apply(this, args);
var cb = args[args.length-1];
if (typeof ret === 'function' && ret !== cb) {
Object.keys(cb).forEach(function (k) {
ret[k] = cb[k];
});
}
return ret
}
}
var wrappy = wrappy_1;
once$1.exports = wrappy(once);
once$1.exports.strict = wrappy(onceStrict);
once.proto = once(function () {
Object.defineProperty(Function.prototype, 'once', {
value: function () {
return once(this)
},
configurable: true
});
Object.defineProperty(Function.prototype, 'onceStrict', {
value: function () {
return onceStrict(this)
},
configurable: true
});
});
function once (fn) {
var f = function () {
if (f.called) return f.value
f.called = true;
return f.value = fn.apply(this, arguments)
};
f.called = false;
return f
}
function onceStrict (fn) {
var f = function () {
if (f.called)
throw new Error(f.onceError)
f.called = true;
return f.value = fn.apply(this, arguments)
};
var name = fn.name || 'Function wrapped with `once`';
f.onceError = name + " shouldn't be called more than once";
f.called = false;
return f
}
var signalExit = {exports: {}};
var signals$1 = {exports: {}};
var hasRequiredSignals;
function requireSignals () {
if (hasRequiredSignals) return signals$1.exports;
hasRequiredSignals = 1;
(function (module) {
// This is not the set of all possible signals.
//
// It IS, however, the set of all signals that trigger
// an exit on either Linux or BSD systems. Linux is a
// superset of the signal names supported on BSD, and
// the unknown signals just fail to register, so we can
// catch that easily enough.
//
// Don't bother with SIGKILL. It's uncatchable, which
// means that we can't fire any callbacks anyway.
//
// If a user does happen to register a handler on a non-
// fatal signal like SIGWINCH or something, and then
// exit, it'll end up firing `process.emit('exit')`, so
// the handler will be fired anyway.
//
// SIGBUS, SIGFPE, SIGSEGV and SIGILL, when not raised
// artificially, inherently leave the process in a
// state from which it is not safe to try and enter JS
// listeners.
module.exports = [
'SIGABRT',
'SIGALRM',
'SIGHUP',
'SIGINT',
'SIGTERM'
];
if (process.platform !== 'win32') {
module.exports.push(
'SIGVTALRM',
'SIGXCPU',
'SIGXFSZ',
'SIGUSR2',
'SIGTRAP',
'SIGSYS',
'SIGQUIT',
'SIGIOT'
// should detect profiler and enable/disable accordingly.
// see #21
// 'SIGPROF'
);
}
if (process.platform === 'linux') {
module.exports.push(
'SIGIO',
'SIGPOLL',
'SIGPWR',
'SIGSTKFLT',
'SIGUNUSED'
);
}
} (signals$1));
return signals$1.exports;
}
// Note: since nyc uses this module to output coverage, any lines
// that are in the direct sync flow of nyc's outputCoverage are
// ignored, since we can never get coverage for them.
// grab a reference to node's real process object right away
var process$1 = commonjsGlobal.process;
const processOk = function (process) {
return process &&
typeof process === 'object' &&
typeof process.removeListener === 'function' &&
typeof process.emit === 'function' &&
typeof process.reallyExit === 'function' &&
typeof process.listeners === 'function' &&
typeof process.kill === 'function' &&
typeof process.pid === 'number' &&
typeof process.on === 'function'
};
// some kind of non-node environment, just no-op
/* istanbul ignore if */
if (!processOk(process$1)) {
signalExit.exports = function () {
return function () {}
};
} else {
var assert = require$$0__default["default"];
var signals = requireSignals();
var isWin = /^win/i.test(process$1.platform);
var EE = require$$2__default["default"];
/* istanbul ignore if */
if (typeof EE !== 'function') {
EE = EE.EventEmitter;
}
var emitter;
if (process$1.__signal_exit_emitter__) {
emitter = process$1.__signal_exit_emitter__;
} else {
emitter = process$1.__signal_exit_emitter__ = new EE();
emitter.count = 0;
emitter.emitted = {};
}
// Because this emitter is a global, we have to check to see if a
// previous version of this library failed to enable infinite listeners.
// I know what you're about to say. But literally everything about
// signal-exit is a compromise with evil. Get used to it.
if (!emitter.infinite) {
emitter.setMaxListeners(Infinity);
emitter.infinite = true;
}
signalExit.exports = function (cb, opts) {
/* istanbul ignore if */
if (!processOk(commonjsGlobal.process)) {
return function () {}
}
assert.equal(typeof cb, 'function', 'a callback must be provided for exit handler');
if (loaded === false) {
load();
}
var ev = 'exit';
if (opts && opts.alwaysLast) {
ev = 'afterexit';
}
var remove = function () {
emitter.removeListener(ev, cb);
if (emitter.listeners('exit').length === 0 &&
emitter.listeners('afterexit').length === 0) {
unload();
}
};
emitter.on(ev, cb);
return remove
};
var unload = function unload () {
if (!loaded || !processOk(commonjsGlobal.process)) {
return
}
loaded = false;
signals.forEach(function (sig) {
try {
process$1.removeListener(sig, sigListeners[sig]);
} catch (er) {}
});
process$1.emit = originalProcessEmit;
process$1.reallyExit = originalProcessReallyExit;
emitter.count -= 1;
};
signalExit.exports.unload = unload;
var emit = function emit (event, code, signal) {
/* istanbul ignore if */
if (emitter.emitted[event]) {
return
}
emitter.emitted[event] = true;
emitter.emit(event, code, signal);
};
// { <signal>: <listener fn>, ... }
var sigListeners = {};
signals.forEach(function (sig) {
sigListeners[sig] = function listener () {
/* istanbul ignore if */
if (!processOk(commonjsGlobal.process)) {
return
}
// If there are no other listeners, an exit is coming!
// Simplest way: remove us and then re-send the signal.
// We know that this will kill the process, so we can
// safely emit now.
var listeners = process$1.listeners(sig);
if (listeners.length === emitter.count) {
unload();
emit('exit', null, sig);
/* istanbul ignore next */
emit('afterexit', null, sig);
/* istanbul ignore next */
if (isWin && sig === 'SIGHUP') {
// "SIGHUP" throws an `ENOSYS` error on Windows,
// so use a supported signal instead
sig = 'SIGINT';
}
/* istanbul ignore next */
process$1.kill(process$1.pid, sig);
}
};
});
signalExit.exports.signals = function () {
return signals
};
var loaded = false;
var load = function load () {
if (loaded || !processOk(commonjsGlobal.process)) {
return
}
loaded = true;
// This is the number of onSignalExit's that are in play.
// It's important so that we can count the correct number of
// listeners on signals, and don't wait for the other one to
// handle it instead of us.
emitter.count += 1;
signals = signals.filter(function (sig) {
try {
process$1.on(sig, sigListeners[sig]);
return true
} catch (er) {
return false
}
});
process$1.emit = processEmit;
process$1.reallyExit = processReallyExit;
};
signalExit.exports.load = load;
var originalProcessReallyExit = process$1.reallyExit;
var processReallyExit = function processReallyExit (code) {
/* istanbul ignore if */
if (!processOk(commonjsGlobal.process)) {
return
}
process$1.exitCode = code || /* istanbul ignore next */ 0;
emit('exit', process$1.exitCode, null);
/* istanbul ignore next */
emit('afterexit', process$1.exitCode, null);
/* istanbul ignore next */
originalProcessReallyExit.call(process$1, process$1.exitCode);
};
var originalProcessEmit = process$1.emit;
var processEmit = function processEmit (ev, arg) {
if (ev === 'exit' && processOk(commonjsGlobal.process)) {
/* istanbul ignore else */
if (arg !== undefined) {
process$1.exitCode = arg;
}
var ret = originalProcessEmit.apply(this, arguments);
/* istanbul ignore next */
emit('exit', process$1.exitCode, null);
/* istanbul ignore next */
emit('afterexit', process$1.exitCode, null);
/* istanbul ignore next */
return ret
} else {
return originalProcessEmit.apply(this, arguments)
}
};
}
const restoreCursor = once$1.exports(() => {
signalExit.exports(() => {
process__default["default"].stderr.write('\u001B[?25h');
}, {alwaysLast: true});
});
let isHidden = false;
const cliCursor = {};
cliCursor.show = (writableStream = process__default["default"].stderr) => {
if (!writableStream.isTTY) {
return;
}
isHidden = false;
writableStream.write('\u001B[?25h');
};
cliCursor.hide = (writableStream = process__default["default"].stderr) => {
if (!writableStream.isTTY) {
return;
}
restoreCursor();
isHidden = true;
writableStream.write('\u001B[?25l');
};
cliCursor.toggle = (force, writableStream) => {
if (force !== undefined) {
isHidden = force;
}
if (isHidden) {
cliCursor.show(writableStream);
} else {
cliCursor.hide(writableStream);
}
};
module.exports = cliCursor;
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