This commit is contained in:
2025-08-18 23:06:34 +08:00
parent 0bc04fb659
commit ed18af0cad
1926 changed files with 275098 additions and 0 deletions

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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.allSignals = void 0;
const node_constants_1 = __importDefault(require("node:constants"));
exports.allSignals =
// this is the full list of signals that Node will let us do anything with
Object.keys(node_constants_1.default).filter(k => k.startsWith('SIG') &&
// https://github.com/tapjs/signal-exit/issues/21
k !== 'SIGPROF' &&
// no sense trying to listen for SIGKILL, it's impossible
k !== 'SIGKILL');
// These are some obscure signals that are reported by kill -l
// on macOS, Linux, or Windows, but which don't have any mapping
// in Node.js. No sense trying if they're just going to throw
// every time on every platform.
//
// 'SIGEMT',
// 'SIGLOST',
// 'SIGPOLL',
// 'SIGRTMAX',
// 'SIGRTMAX-1',
// 'SIGRTMAX-10',
// 'SIGRTMAX-11',
// 'SIGRTMAX-12',
// 'SIGRTMAX-13',
// 'SIGRTMAX-14',
// 'SIGRTMAX-15',
// 'SIGRTMAX-2',
// 'SIGRTMAX-3',
// 'SIGRTMAX-4',
// 'SIGRTMAX-5',
// 'SIGRTMAX-6',
// 'SIGRTMAX-7',
// 'SIGRTMAX-8',
// 'SIGRTMAX-9',
// 'SIGRTMIN',
// 'SIGRTMIN+1',
// 'SIGRTMIN+10',
// 'SIGRTMIN+11',
// 'SIGRTMIN+12',
// 'SIGRTMIN+13',
// 'SIGRTMIN+14',
// 'SIGRTMIN+15',
// 'SIGRTMIN+16',
// 'SIGRTMIN+2',
// 'SIGRTMIN+3',
// 'SIGRTMIN+4',
// 'SIGRTMIN+5',
// 'SIGRTMIN+6',
// 'SIGRTMIN+7',
// 'SIGRTMIN+8',
// 'SIGRTMIN+9',
// 'SIGSTKFLT',
// 'SIGUNUSED',
//# sourceMappingURL=all-signals.js.map

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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.foregroundChild = exports.normalizeFgArgs = void 0;
const child_process_1 = require("child_process");
const cross_spawn_1 = __importDefault(require("cross-spawn"));
const signal_exit_1 = require("signal-exit");
const proxy_signals_js_1 = require("./proxy-signals.js");
const watchdog_js_1 = require("./watchdog.js");
/* c8 ignore start */
const spawn = process?.platform === 'win32' ? cross_spawn_1.default : child_process_1.spawn;
/**
* Normalizes the arguments passed to `foregroundChild`.
*
* Exposed for testing.
*
* @internal
*/
const normalizeFgArgs = (fgArgs) => {
let [program, args = [], spawnOpts = {}, cleanup = () => { }] = fgArgs;
if (typeof args === 'function') {
cleanup = args;
spawnOpts = {};
args = [];
}
else if (!!args && typeof args === 'object' && !Array.isArray(args)) {
if (typeof spawnOpts === 'function')
cleanup = spawnOpts;
spawnOpts = args;
args = [];
}
else if (typeof spawnOpts === 'function') {
cleanup = spawnOpts;
spawnOpts = {};
}
if (Array.isArray(program)) {
const [pp, ...pa] = program;
program = pp;
args = pa;
}
return [program, args, { ...spawnOpts }, cleanup];
};
exports.normalizeFgArgs = normalizeFgArgs;
function foregroundChild(...fgArgs) {
const [program, args, spawnOpts, cleanup] = (0, exports.normalizeFgArgs)(fgArgs);
spawnOpts.stdio = [0, 1, 2];
if (process.send) {
spawnOpts.stdio.push('ipc');
}
const child = spawn(program, args, spawnOpts);
const childHangup = () => {
try {
child.kill('SIGHUP');
/* c8 ignore start */
}
catch (_) {
// SIGHUP is weird on windows
child.kill('SIGTERM');
}
/* c8 ignore stop */
};
const removeOnExit = (0, signal_exit_1.onExit)(childHangup);
(0, proxy_signals_js_1.proxySignals)(child);
(0, watchdog_js_1.watchdog)(child);
let done = false;
child.on('close', async (code, signal) => {
/* c8 ignore start */
if (done)
return;
/* c8 ignore stop */
done = true;
const result = cleanup(code, signal);
const res = isPromise(result) ? await result : result;
removeOnExit();
if (res === false)
return;
else if (typeof res === 'string') {
signal = res;
code = null;
}
else if (typeof res === 'number') {
code = res;
signal = null;
}
if (signal) {
// If there is nothing else keeping the event loop alive,
// then there's a race between a graceful exit and getting
// the signal to this process. Put this timeout here to
// make sure we're still alive to get the signal, and thus
// exit with the intended signal code.
/* istanbul ignore next */
setTimeout(() => { }, 2000);
try {
process.kill(process.pid, signal);
/* c8 ignore start */
}
catch (_) {
process.kill(process.pid, 'SIGTERM');
}
/* c8 ignore stop */
}
else {
process.exit(code || 0);
}
});
if (process.send) {
process.removeAllListeners('message');
child.on('message', (message, sendHandle) => {
process.send?.(message, sendHandle);
});
process.on('message', (message, sendHandle) => {
child.send(message, sendHandle);
});
}
return child;
}
exports.foregroundChild = foregroundChild;
const isPromise = (o) => !!o && typeof o === 'object' && typeof o.then === 'function';
//# sourceMappingURL=index.js.map

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{
"type": "commonjs"
}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.proxySignals = void 0;
const all_signals_js_1 = require("./all-signals.js");
/**
* Starts forwarding signals to `child` through `parent`.
*/
const proxySignals = (child) => {
const listeners = new Map();
for (const sig of all_signals_js_1.allSignals) {
const listener = () => {
// some signals can only be received, not sent
try {
child.kill(sig);
/* c8 ignore start */
}
catch (_) { }
/* c8 ignore stop */
};
try {
// if it's a signal this system doesn't recognize, skip it
process.on(sig, listener);
listeners.set(sig, listener);
/* c8 ignore start */
}
catch (_) { }
/* c8 ignore stop */
}
const unproxy = () => {
for (const [sig, listener] of listeners) {
process.removeListener(sig, listener);
}
};
child.on('exit', unproxy);
return unproxy;
};
exports.proxySignals = proxySignals;
//# sourceMappingURL=proxy-signals.js.map

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"use strict";
// this spawns a child process that listens for SIGHUP when the
// parent process exits, and after 200ms, sends a SIGKILL to the
// child, in case it did not terminate.
Object.defineProperty(exports, "__esModule", { value: true });
exports.watchdog = void 0;
const child_process_1 = require("child_process");
const watchdogCode = String.raw `
const pid = parseInt(process.argv[1], 10)
process.title = 'node (foreground-child watchdog pid=' + pid + ')'
if (!isNaN(pid)) {
let barked = false
// keepalive
const interval = setInterval(() => {}, 60000)
const bark = () => {
clearInterval(interval)
if (barked) return
barked = true
process.removeListener('SIGHUP', bark)
setTimeout(() => {
try {
process.kill(pid, 'SIGKILL')
setTimeout(() => process.exit(), 200)
} catch (_) {}
}, 500)
})
process.on('SIGHUP', bark)
}
`;
/**
* Pass in a ChildProcess, and this will spawn a watchdog process that
* will make sure it exits if the parent does, thus preventing any
* dangling detached zombie processes.
*
* If the child ends before the parent, then the watchdog will terminate.
*/
const watchdog = (child) => {
let dogExited = false;
const dog = (0, child_process_1.spawn)(process.execPath, ['-e', watchdogCode, String(child.pid)], {
stdio: 'ignore',
});
dog.on('exit', () => (dogExited = true));
child.on('exit', () => {
if (!dogExited)
dog.kill('SIGKILL');
});
return dog;
};
exports.watchdog = watchdog;
//# sourceMappingURL=watchdog.js.map

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import constants from 'node:constants';
export const allSignals =
// this is the full list of signals that Node will let us do anything with
Object.keys(constants).filter(k => k.startsWith('SIG') &&
// https://github.com/tapjs/signal-exit/issues/21
k !== 'SIGPROF' &&
// no sense trying to listen for SIGKILL, it's impossible
k !== 'SIGKILL');
// These are some obscure signals that are reported by kill -l
// on macOS, Linux, or Windows, but which don't have any mapping
// in Node.js. No sense trying if they're just going to throw
// every time on every platform.
//
// 'SIGEMT',
// 'SIGLOST',
// 'SIGPOLL',
// 'SIGRTMAX',
// 'SIGRTMAX-1',
// 'SIGRTMAX-10',
// 'SIGRTMAX-11',
// 'SIGRTMAX-12',
// 'SIGRTMAX-13',
// 'SIGRTMAX-14',
// 'SIGRTMAX-15',
// 'SIGRTMAX-2',
// 'SIGRTMAX-3',
// 'SIGRTMAX-4',
// 'SIGRTMAX-5',
// 'SIGRTMAX-6',
// 'SIGRTMAX-7',
// 'SIGRTMAX-8',
// 'SIGRTMAX-9',
// 'SIGRTMIN',
// 'SIGRTMIN+1',
// 'SIGRTMIN+10',
// 'SIGRTMIN+11',
// 'SIGRTMIN+12',
// 'SIGRTMIN+13',
// 'SIGRTMIN+14',
// 'SIGRTMIN+15',
// 'SIGRTMIN+16',
// 'SIGRTMIN+2',
// 'SIGRTMIN+3',
// 'SIGRTMIN+4',
// 'SIGRTMIN+5',
// 'SIGRTMIN+6',
// 'SIGRTMIN+7',
// 'SIGRTMIN+8',
// 'SIGRTMIN+9',
// 'SIGSTKFLT',
// 'SIGUNUSED',
//# sourceMappingURL=all-signals.js.map

113
package/node_modules/foreground-child/dist/esm/index.js generated vendored Normal file
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import { spawn as nodeSpawn, } from 'child_process';
import crossSpawn from 'cross-spawn';
import { onExit } from 'signal-exit';
import { proxySignals } from './proxy-signals.js';
import { watchdog } from './watchdog.js';
/* c8 ignore start */
const spawn = process?.platform === 'win32' ? crossSpawn : nodeSpawn;
/**
* Normalizes the arguments passed to `foregroundChild`.
*
* Exposed for testing.
*
* @internal
*/
export const normalizeFgArgs = (fgArgs) => {
let [program, args = [], spawnOpts = {}, cleanup = () => { }] = fgArgs;
if (typeof args === 'function') {
cleanup = args;
spawnOpts = {};
args = [];
}
else if (!!args && typeof args === 'object' && !Array.isArray(args)) {
if (typeof spawnOpts === 'function')
cleanup = spawnOpts;
spawnOpts = args;
args = [];
}
else if (typeof spawnOpts === 'function') {
cleanup = spawnOpts;
spawnOpts = {};
}
if (Array.isArray(program)) {
const [pp, ...pa] = program;
program = pp;
args = pa;
}
return [program, args, { ...spawnOpts }, cleanup];
};
export function foregroundChild(...fgArgs) {
const [program, args, spawnOpts, cleanup] = normalizeFgArgs(fgArgs);
spawnOpts.stdio = [0, 1, 2];
if (process.send) {
spawnOpts.stdio.push('ipc');
}
const child = spawn(program, args, spawnOpts);
const childHangup = () => {
try {
child.kill('SIGHUP');
/* c8 ignore start */
}
catch (_) {
// SIGHUP is weird on windows
child.kill('SIGTERM');
}
/* c8 ignore stop */
};
const removeOnExit = onExit(childHangup);
proxySignals(child);
watchdog(child);
let done = false;
child.on('close', async (code, signal) => {
/* c8 ignore start */
if (done)
return;
/* c8 ignore stop */
done = true;
const result = cleanup(code, signal);
const res = isPromise(result) ? await result : result;
removeOnExit();
if (res === false)
return;
else if (typeof res === 'string') {
signal = res;
code = null;
}
else if (typeof res === 'number') {
code = res;
signal = null;
}
if (signal) {
// If there is nothing else keeping the event loop alive,
// then there's a race between a graceful exit and getting
// the signal to this process. Put this timeout here to
// make sure we're still alive to get the signal, and thus
// exit with the intended signal code.
/* istanbul ignore next */
setTimeout(() => { }, 2000);
try {
process.kill(process.pid, signal);
/* c8 ignore start */
}
catch (_) {
process.kill(process.pid, 'SIGTERM');
}
/* c8 ignore stop */
}
else {
process.exit(code || 0);
}
});
if (process.send) {
process.removeAllListeners('message');
child.on('message', (message, sendHandle) => {
process.send?.(message, sendHandle);
});
process.on('message', (message, sendHandle) => {
child.send(message, sendHandle);
});
}
return child;
}
const isPromise = (o) => !!o && typeof o === 'object' && typeof o.then === 'function';
//# sourceMappingURL=index.js.map

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{
"type": "module"
}

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import { allSignals } from './all-signals.js';
/**
* Starts forwarding signals to `child` through `parent`.
*/
export const proxySignals = (child) => {
const listeners = new Map();
for (const sig of allSignals) {
const listener = () => {
// some signals can only be received, not sent
try {
child.kill(sig);
/* c8 ignore start */
}
catch (_) { }
/* c8 ignore stop */
};
try {
// if it's a signal this system doesn't recognize, skip it
process.on(sig, listener);
listeners.set(sig, listener);
/* c8 ignore start */
}
catch (_) { }
/* c8 ignore stop */
}
const unproxy = () => {
for (const [sig, listener] of listeners) {
process.removeListener(sig, listener);
}
};
child.on('exit', unproxy);
return unproxy;
};
//# sourceMappingURL=proxy-signals.js.map

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// this spawns a child process that listens for SIGHUP when the
// parent process exits, and after 200ms, sends a SIGKILL to the
// child, in case it did not terminate.
import { spawn } from 'child_process';
const watchdogCode = String.raw `
const pid = parseInt(process.argv[1], 10)
process.title = 'node (foreground-child watchdog pid=' + pid + ')'
if (!isNaN(pid)) {
let barked = false
// keepalive
const interval = setInterval(() => {}, 60000)
const bark = () => {
clearInterval(interval)
if (barked) return
barked = true
process.removeListener('SIGHUP', bark)
setTimeout(() => {
try {
process.kill(pid, 'SIGKILL')
setTimeout(() => process.exit(), 200)
} catch (_) {}
}, 500)
})
process.on('SIGHUP', bark)
}
`;
/**
* Pass in a ChildProcess, and this will spawn a watchdog process that
* will make sure it exits if the parent does, thus preventing any
* dangling detached zombie processes.
*
* If the child ends before the parent, then the watchdog will terminate.
*/
export const watchdog = (child) => {
let dogExited = false;
const dog = spawn(process.execPath, ['-e', watchdogCode, String(child.pid)], {
stdio: 'ignore',
});
dog.on('exit', () => (dogExited = true));
child.on('exit', () => {
if (!dogExited)
dog.kill('SIGKILL');
});
return dog;
};
//# sourceMappingURL=watchdog.js.map