"use strict";
var x = Object.defineProperty;
var G = Object.getOwnPropertyDescriptor;
var J = Object.getOwnPropertyNames;
var U = Object.prototype.hasOwnProperty;
var q = (n) => {
throw TypeError(n);
};
var W = (n, s, t) => s in n ? x(n, s, { enumerable: !0, configurable: !0, writable: !0, value: t }) : n[s] = t;
var X = (n, s) => {
for (var t in s)
x(n, t, { get: s[t], enumerable: !0 });
}, Z = (n, s, t, e) => {
if (s && typeof s == "object" || typeof s == "function")
for (let r of J(s))
!U.call(n, r) && r !== t && x(n, r, { get: () => s[r], enumerable: !(e = G(s, r)) || e.enumerable });
return n;
};
var tt = (n) => Z(x({}, "__esModule", { value: !0 }), n);
var M = (n, s, t) => W(n, typeof s != "symbol" ? s + "" : s, t), S = (n, s, t) => s.has(n) || q("Cannot " + t);
var d = (n, s, t) => (S(n, s, "read from private field"), t ? t.call(n) : s.get(n)), L = (n, s, t) => s.has(n) ? q("Cannot add the same private member more than once") : s instanceof WeakSet ? s.add(n) : s.set(n, t), f = (n, s, t, e) => (S(n, s, "write to private field"), e ? e.call(n, t) : s.set(n, t), t);
var N = (n, s, t, e) => ({
set _(r) {
f(n, s, r, t);
},
get _() {
return d(n, s, e);
}
});
// src/index.ts
var ot = {};
X(ot, {
Bench: () => k,
Task: () => v,
hrtimeNow: () => z,
now: () => A
});
module.exports = tt(ot);
// node_modules/.pnpm/yocto-queue@1.0.0/node_modules/yocto-queue/index.js
var B = class {
constructor(s) {
M(this, "value");
M(this, "next");
this.value = s;
}
}, m, E, b, g = class {
constructor() {
L(this, m);
L(this, E);
L(this, b);
this.clear();
}
enqueue(s) {
let t = new B(s);
d(this, m) ? (d(this, E).next = t, f(this, E, t)) : (f(this, m, t), f(this, E, t)), N(this, b)._++;
}
dequeue() {
let s = d(this, m);
if (s)
return f(this, m, d(this, m).next), N(this, b)._--, s.value;
}
clear() {
f(this, m, void 0), f(this, E, void 0), f(this, b, 0);
}
get size() {
return d(this, b);
}
*[Symbol.iterator]() {
let s = d(this, m);
for (; s; )
yield s.value, s = s.next;
}
};
m = new WeakMap(), E = new WeakMap(), b = new WeakMap();
// node_modules/.pnpm/p-limit@4.0.0/node_modules/p-limit/index.js
function y(n) {
if (!((Number.isInteger(n) || n === Number.POSITIVE_INFINITY) && n > 0))
throw new TypeError("Expected `concurrency` to be a number from 1 and up");
let s = new g(), t = 0, e = () => {
t--, s.size > 0 && s.dequeue()();
}, r = async (h, p, a) => {
t++;
let l = (async () => h(...a))();
p(l);
try {
await l;
} catch (T) {
}
e();
}, i = (h, p, a) => {
s.enqueue(r.bind(void 0, h, p, a)), (async () => (await Promise.resolve(), t < n && s.size > 0 && s.dequeue()()))();
}, c = (h, ...p) => new Promise((a) => {
i(h, a, p);
});
return Object.defineProperties(c, {
activeCount: {
get: () => t
},
pendingCount: {
get: () => s.size
},
clearQueue: {
value: () => {
s.clear();
}
}
}), c;
}
// src/event.ts
function o(n, s = null) {
let t = new Event(n);
return s && Object.defineProperty(t, "task", {
value: s,
enumerable: !0,
writable: !1,
configurable: !1
}), t;
}
// src/constants.ts
var et = {
1: 12.71,
2: 4.303,
3: 3.182,
4: 2.776,
5: 2.571,
6: 2.447,
7: 2.365,
8: 2.306,
9: 2.262,
10: 2.228,
11: 2.201,
12: 2.179,
13: 2.16,
14: 2.145,
15: 2.131,
16: 2.12,
17: 2.11,
18: 2.101,
19: 2.093,
20: 2.086,
21: 2.08,
22: 2.074,
23: 2.069,
24: 2.064,
25: 2.06,
26: 2.056,
27: 2.052,
28: 2.048,
29: 2.045,
30: 2.042,
31: 2.0399,
32: 2.0378,
33: 2.0357,
34: 2.0336,
35: 2.0315,
36: 2.0294,
37: 2.0273,
38: 2.0252,
39: 2.0231,
40: 2.021,
41: 2.0198,
42: 2.0186,
43: 2.0174,
44: 2.0162,
45: 2.015,
46: 2.0138,
47: 2.0126,
48: 2.0114,
49: 2.0102,
50: 2.009,
51: 2.0081,
52: 2.0072,
53: 2.0063,
54: 2.0054,
55: 2.0045,
56: 2.0036,
57: 2.0027,
58: 2.0018,
59: 2.0009,
60: 2,
61: 1.9995,
62: 1.999,
63: 1.9985,
64: 1.998,
65: 1.9975,
66: 1.997,
67: 1.9965,
68: 1.996,
69: 1.9955,
70: 1.995,
71: 1.9945,
72: 1.994,
73: 1.9935,
74: 1.993,
75: 1.9925,
76: 1.992,
77: 1.9915,
78: 1.991,
79: 1.9905,
80: 1.99,
81: 1.9897,
82: 1.9894,
83: 1.9891,
84: 1.9888,
85: 1.9885,
86: 1.9882,
87: 1.9879,
88: 1.9876,
89: 1.9873,
90: 1.987,
91: 1.9867,
92: 1.9864,
93: 1.9861,
94: 1.9858,
95: 1.9855,
96: 1.9852,
97: 1.9849,
98: 1.9846,
99: 1.9843,
100: 1.984,
101: 1.9838,
102: 1.9836,
103: 1.9834,
104: 1.9832,
105: 1.983,
106: 1.9828,
107: 1.9826,
108: 1.9824,
109: 1.9822,
110: 1.982,
111: 1.9818,
112: 1.9816,
113: 1.9814,
114: 1.9812,
115: 1.9819,
116: 1.9808,
117: 1.9806,
118: 1.9804,
119: 1.9802,
120: 1.98,
infinity: 1.96
}, P = et;
// src/utils.ts
var st = (n) => n / 1e6, z = () => st(Number(process.hrtime.bigint())), A = () => performance.now();
function nt(n) {
return n !== null && typeof n == "object" && typeof n.then == "function";
}
var j = (n, s) => n.reduce((e, r) => e + (r - s) ** 2, 0) / (n.length - 1) || 0, rt = (async () => {
}).constructor, it = (n) => n.constructor === rt, H = async (n) => {
if (it(n.fn))
return !0;
try {
if (n.opts.beforeEach != null)
try {
await n.opts.beforeEach.call(n);
} catch (e) {
}
let s = n.fn(), t = nt(s);
if (t)
try {
await s;
} catch (e) {
}
if (n.opts.afterEach != null)
try {
await n.opts.afterEach.call(n);
} catch (e) {
}
return t;
} catch (s) {
return !1;
}
};
// src/task.ts
var v = class extends EventTarget {
constructor(t, e, r, i = {}) {
super();
/*
* the number of times the task
* function has been executed
*/
this.runs = 0;
this.bench = t, this.name = e, this.fn = r, this.opts = i;
}
async loop(t, e) {
var T;
let r = this.bench.concurrency === "task", { threshold: i } = this.bench, c = 0, h = [];
if (this.opts.beforeAll != null)
try {
await this.opts.beforeAll.call(this);
} catch (u) {
return { error: u };
}
let p = await H(this), a = async () => {
this.opts.beforeEach != null && await this.opts.beforeEach.call(this);
let u = 0;
if (p) {
let w = this.bench.now();
await this.fn.call(this), u = this.bench.now() - w;
} else {
let w = this.bench.now();
this.fn.call(this), u = this.bench.now() - w;
}
h.push(u), c += u, this.opts.afterEach != null && await this.opts.afterEach.call(this);
}, l = y(i);
try {
let u = [];
for (; (c < t || h.length + l.activeCount + l.pendingCount < e) && !((T = this.bench.signal) != null && T.aborted); )
r ? u.push(l(a)) : await a();
u.length && await Promise.all(u);
} catch (u) {
return { error: u };
}
if (this.opts.afterAll != null)
try {
await this.opts.afterAll.call(this);
} catch (u) {
return { error: u };
}
return { samples: h };
}
/**
* run the current task and write the results in `Task.result` object
*/
async run() {
var r, i;
if ((r = this.result) != null && r.error)
return this;
this.dispatchEvent(o("start", this)), await this.bench.setup(this, "run");
let { samples: t, error: e } = await this.loop(this.bench.time, this.bench.iterations);
if (this.bench.teardown(this, "run"), t) {
let c = t.reduce((O, F) => O + F, 0);
this.runs = t.length, t.sort((O, F) => O - F);
let h = c / this.runs, p = 1e3 / h, a = t.length, l = a - 1, T = t[0], u = t[l], w = c / t.length || 0, R = j(t, w), I = Math.sqrt(R), _ = I / Math.sqrt(a), K = P[String(Math.round(l) || 1)] || P.infinity, C = _ * K, V = C / w * 100, Q = t[Math.ceil(a * 0.75) - 1], Y = t[Math.ceil(a * 0.99) - 1], $ = t[Math.ceil(a * 0.995) - 1], D = t[Math.ceil(a * 0.999) - 1];
if ((i = this.bench.signal) != null && i.aborted)
return this;
this.setResult({
totalTime: c,
min: T,
max: u,
hz: p,
period: h,
samples: t,
mean: w,
variance: R,
sd: I,
sem: _,
df: l,
critical: K,
moe: C,
rme: V,
p75: Q,
p99: Y,
p995: $,
p999: D
});
}
if (e) {
if (this.setResult({ error: e }), this.bench.throws)
throw e;
this.dispatchEvent(o("error", this)), this.bench.dispatchEvent(o("error", this));
}
return this.dispatchEvent(o("cycle", this)), this.bench.dispatchEvent(o("cycle", this)), this.dispatchEvent(o("complete", this)), this;
}
/**
* warmup the current task
*/
async warmup() {
var e;
if ((e = this.result) != null && e.error)
return;
this.dispatchEvent(o("warmup", this)), await this.bench.setup(this, "warmup");
let { error: t } = await this.loop(this.bench.warmupTime, this.bench.warmupIterations);
if (this.bench.teardown(this, "warmup"), t && (this.setResult({ error: t }), this.bench.throws))
throw t;
}
addEventListener(t, e, r) {
super.addEventListener(t, e, r);
}
removeEventListener(t, e, r) {
super.removeEventListener(t, e, r);
}
/**
* change the result object values
*/
setResult(t) {
this.result = { ...this.result, ...t }, Object.freeze(this.result);
}
/**
* reset the task to make the `Task.runs` a zero-value and remove the `Task.result`
* object
*/
reset() {
this.dispatchEvent(o("reset", this)), this.runs = 0, this.result = void 0;
}
};
// src/bench.ts
var k = class extends EventTarget {
constructor(t = {}) {
var e, r, i, c, h, p, a, l;
super();
/*
* @private the task map
*/
this._tasks = /* @__PURE__ */ new Map();
this._todos = /* @__PURE__ */ new Map();
/**
* Executes tasks concurrently based on the specified concurrency mode.
*
* - When `mode` is set to `null` (default), concurrency is disabled.
* - When `mode` is set to 'task', each task's iterations (calls of a task function) run concurrently.
* - When `mode` is set to 'bench', different tasks within the bench run concurrently.
*/
this.concurrency = null;
/**
* The maximum number of concurrent tasks to run. Defaults to Infinity.
*/
this.threshold = 1 / 0;
this.warmupTime = 100;
this.warmupIterations = 5;
this.time = 500;
this.iterations = 10;
this.now = A;
this.now = (e = t.now) != null ? e : this.now, this.warmupTime = (r = t.warmupTime) != null ? r : this.warmupTime, this.warmupIterations = (i = t.warmupIterations) != null ? i : this.warmupIterations, this.time = (c = t.time) != null ? c : this.time, this.iterations = (h = t.iterations) != null ? h : this.iterations, this.signal = t.signal, this.throws = (p = t.throws) != null ? p : !1, this.setup = (a = t.setup) != null ? a : () => {
}, this.teardown = (l = t.teardown) != null ? l : () => {
}, this.signal && this.signal.addEventListener(
"abort",
() => {
this.dispatchEvent(o("abort"));
},
{ once: !0 }
);
}
runTask(t) {
var e;
return (e = this.signal) != null && e.aborted ? t : t.run();
}
/**
* run the added tasks that were registered using the
* {@link add} method.
* Note: This method does not do any warmup. Call {@link warmup} for that.
*/
async run() {
if (this.concurrency === "bench")
return this.runConcurrently(this.threshold, this.concurrency);
this.dispatchEvent(o("start"));
let t = [];
for (let e of [...this._tasks.values()])
t.push(await this.runTask(e));
return this.dispatchEvent(o("complete")), t;
}
/**
* See Bench.{@link concurrency}
*/
async runConcurrently(t = 1 / 0, e = "bench") {
if (this.threshold = t, this.concurrency = e, e === "task")
return this.run();
this.dispatchEvent(o("start"));
let r = y(t), i = [];
for (let h of [...this._tasks.values()])
i.push(r(() => this.runTask(h)));
let c = await Promise.all(i);
return this.dispatchEvent(o("complete")), c;
}
/**
* warmup the benchmark tasks.
* This is not run by default by the {@link run} method.
*/
async warmup() {
if (this.concurrency === "bench") {
await this.warmupConcurrently(this.threshold, this.concurrency);
return;
}
this.dispatchEvent(o("warmup"));
for (let [, t] of this._tasks)
await t.warmup();
}
/**
* warmup the benchmark tasks concurrently.
* This is not run by default by the {@link runConcurrently} method.
*/
async warmupConcurrently(t = 1 / 0, e = "bench") {
if (this.threshold = t, this.concurrency = e, e === "task") {
await this.warmup();
return;
}
this.dispatchEvent(o("warmup"));
let r = y(t), i = [];
for (let [, c] of this._tasks)
i.push(r(() => c.warmup()));
await Promise.all(i);
}
/**
* reset each task and remove its result
*/
reset() {
this.dispatchEvent(o("reset")), this._tasks.forEach((t) => {
t.reset();
});
}
/**
* add a benchmark task to the task map
*/
add(t, e, r = {}) {
let i = new v(this, t, e, r);
return this._tasks.set(t, i), this.dispatchEvent(o("add", i)), this;
}
/**
* add a benchmark todo to the todo map
*/
// eslint-disable-next-line @typescript-eslint/no-empty-function
todo(t, e = () => {
}, r = {}) {
let i = new v(this, t, e, r);
return this._todos.set(t, i), this.dispatchEvent(o("todo", i)), this;
}
/**
* remove a benchmark task from the task map
*/
remove(t) {
let e = this.getTask(t);
return e && (this.dispatchEvent(o("remove", e)), this._tasks.delete(t)), this;
}
addEventListener(t, e, r) {
super.addEventListener(t, e, r);
}
removeEventListener(t, e, r) {
super.removeEventListener(t, e, r);
}
/**
* table of the tasks results
*/
table(t) {
return this.tasks.map((e) => {
if (e.result) {
if (e.result.error)
throw e.result.error;
return (t == null ? void 0 : t(e)) || {
"Task Name": e.name,
"ops/sec": e.result.error ? "NaN" : parseInt(e.result.hz.toString(), 10).toLocaleString(),
"Average Time (ns)": e.result.error ? "NaN" : e.result.mean * 1e3 * 1e3,
Margin: e.result.error ? "NaN" : `\xB1${e.result.rme.toFixed(2)}%`,
Samples: e.result.error ? "NaN" : e.result.samples.length
};
}
return null;
});
}
/**
* (getter) tasks results as an array
*/
get results() {
return [...this._tasks.values()].map((t) => t.result);
}
/**
* (getter) tasks as an array
*/
get tasks() {
return [...this._tasks.values()];
}
get todos() {
return [...this._todos.values()];
}
/**
* get a task based on the task name
*/
getTask(t) {
return this._tasks.get(t);
}
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
Bench,
Task,
hrtimeNow,
now
});