This commit is contained in:
2025-06-26 03:35:15 +00:00
parent 56fa52fd80
commit 59f287112f
2193 changed files with 289518 additions and 3540 deletions

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const spawn = require('child_process').spawn;
module.exports = { tree, pidsForTree, getStat };
function getStat() {
return new Promise((resolve) => {
const command = `ls /proc | grep -E '^[0-9]+$' | xargs -I{} cat /proc/{}/stat`;
const spawned = spawn('sh', ['-c', command], {
stdio: ['pipe', 'pipe', 'pipe'],
});
var res = '';
spawned.stdout.on('data', (data) => (res += data));
spawned.on('close', () => resolve(res));
});
}
function template(s) {
var stat = null;
// 'pid', 'comm', 'state', 'ppid', 'pgrp'
// %d (%s) %c %d %d
s.replace(
/(\d+) \((.*?)\)\s(.+?)\s(\d+)\s/g,
(all, PID, COMMAND, STAT, PPID) => {
stat = { PID, COMMAND, PPID, STAT };
}
);
return stat;
}
function tree(stats) {
const processes = stats.split('\n').map(template).filter(Boolean);
return processes;
}
function pidsForTree(tree, pid) {
if (typeof pid === 'number') {
pid = pid.toString();
}
const parents = [pid];
const pids = [];
tree.forEach((proc) => {
if (parents.indexOf(proc.PPID) !== -1) {
parents.push(proc.PID);
pids.push(proc);
}
});
return pids;
}

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MIT License
Copyright (c) 2018 Nikita Skovoroda <chalkerx@gmail.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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'use strict';
/** @type {(t: import('tape').Test) => false | void} */
// eslint-disable-next-line consistent-return
module.exports = function runSymbolTests(t) {
t.equal(typeof Symbol, 'function', 'global Symbol is a function');
if (typeof Symbol !== 'function') { return false; }
t.notEqual(Symbol(), Symbol(), 'two symbols are not equal');
/*
t.equal(
Symbol.prototype.toString.call(Symbol('foo')),
Symbol.prototype.toString.call(Symbol('foo')),
'two symbols with the same description stringify the same'
);
*/
/*
var foo = Symbol('foo');
t.notEqual(
String(foo),
String(Symbol('bar')),
'two symbols with different descriptions do not stringify the same'
);
*/
t.equal(typeof Symbol.prototype.toString, 'function', 'Symbol#toString is a function');
// t.equal(String(foo), Symbol.prototype.toString.call(foo), 'Symbol#toString equals String of the same symbol');
t.equal(typeof Object.getOwnPropertySymbols, 'function', 'Object.getOwnPropertySymbols is a function');
/** @type {{ [k in symbol]?: unknown }} */
var obj = {};
var sym = Symbol('test');
var symObj = Object(sym);
t.notEqual(typeof sym, 'string', 'Symbol is not a string');
t.equal(Object.prototype.toString.call(sym), '[object Symbol]', 'symbol primitive Object#toStrings properly');
t.equal(Object.prototype.toString.call(symObj), '[object Symbol]', 'symbol primitive Object#toStrings properly');
var symVal = 42;
obj[sym] = symVal;
// eslint-disable-next-line no-restricted-syntax, no-unused-vars
for (var _ in obj) { t.fail('symbol property key was found in for..in of object'); }
t.deepEqual(Object.keys(obj), [], 'no enumerable own keys on symbol-valued object');
t.deepEqual(Object.getOwnPropertyNames(obj), [], 'no own names on symbol-valued object');
t.deepEqual(Object.getOwnPropertySymbols(obj), [sym], 'one own symbol on symbol-valued object');
t.equal(Object.prototype.propertyIsEnumerable.call(obj, sym), true, 'symbol is enumerable');
t.deepEqual(Object.getOwnPropertyDescriptor(obj, sym), {
configurable: true,
enumerable: true,
value: 42,
writable: true
}, 'property descriptor is correct');
};