NET-Web-API-w-Angular/my-app/node_modules/hdr-histogram-js/dist/wasm/index.js

218 lines
No EOL
8.5 KiB
JavaScript
Executable file

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WasmHistogram = exports.webAssemblyReady = exports.initWebAssemblySync = exports.initWebAssembly = exports.webAssemblyAvailable = void 0;
const generated_wasm_1 = require("./generated-wasm");
const Histogram_1 = require("../Histogram");
// @ts-ignore
const base64 = require("base64-js");
// @ts-ignore
const pako = require("pako");
// @ts-ignore
const loader = require("@assemblyscript/loader");
const isNode = typeof process !== "undefined" && process.version;
// @ts-ignore
const isWorker = typeof importScripts === "function";
exports.webAssemblyAvailable = (() => {
let available = false;
if (isNode) {
// nodejs
available = "WebAssembly" in global;
}
else {
// browser
// @ts-ignore
available = isWorker || "WebAssembly" in window;
}
return available;
})();
let wasm = undefined;
exports.initWebAssembly = () => __awaiter(void 0, void 0, void 0, function* () {
if (!exports.webAssemblyAvailable) {
throw new Error("WebAssembly not available here!");
}
if (!!wasm) {
return;
}
return loader
.instantiate(pako.inflate(base64.toByteArray(generated_wasm_1.BINARY)))
.then((w) => (wasm = w.exports || w));
});
exports.initWebAssemblySync = () => {
if (!!wasm) {
return;
}
const w = loader.instantiateSync(pako.inflate(base64.toByteArray(generated_wasm_1.BINARY)));
wasm = w.exports || w;
};
exports.webAssemblyReady = () => !!wasm;
const defaultRequest = {
bitBucketSize: 32,
autoResize: true,
lowestDiscernibleValue: 1,
highestTrackableValue: 2,
numberOfSignificantValueDigits: 3
};
const remoteHistogramClassFor = (size) => size === "packed" ? "PackedHistogram" : `Histogram${size}`;
const destroyedWasmHistogram = new Proxy({}, {
get: function (obj, prop) {
throw new Error("Cannot use a destroyed histogram");
}
});
class WasmHistogram {
constructor(_wasmHistogram, _remoteHistogramClass) {
this._wasmHistogram = _wasmHistogram;
this._remoteHistogramClass = _remoteHistogramClass;
this.tag = Histogram_1.NO_TAG;
}
static build(request = defaultRequest) {
if (!exports.webAssemblyReady()) {
throw new Error("WebAssembly is not ready yet!");
}
const parameters = Object.assign({}, defaultRequest, request);
const remoteHistogramClass = remoteHistogramClassFor(parameters.bitBucketSize);
return new WasmHistogram(new wasm[remoteHistogramClass](parameters.lowestDiscernibleValue, parameters.highestTrackableValue, parameters.numberOfSignificantValueDigits, parameters.autoResize), remoteHistogramClass);
}
static decode(data, bitBucketSize = 32, minBarForHighestTrackableValue = 0) {
if (!exports.webAssemblyReady()) {
throw new Error("WebAssembly is not ready yet!");
}
const remoteHistogramClass = remoteHistogramClassFor(bitBucketSize);
const decodeFunc = `decode${remoteHistogramClass}`;
const ptrArr = wasm.__retain(wasm.__allocArray(wasm.UINT8ARRAY_ID, data));
const wasmHistogram = new WasmHistogram(wasm[remoteHistogramClass].wrap(wasm[decodeFunc](ptrArr, minBarForHighestTrackableValue)), remoteHistogramClass);
wasm.__release(ptrArr);
return wasmHistogram;
}
get numberOfSignificantValueDigits() {
return this._wasmHistogram.numberOfSignificantValueDigits;
}
get autoResize() {
return !!this._wasmHistogram.autoResize;
}
set autoResize(resize) {
this._wasmHistogram.autoResize = resize;
}
get highestTrackableValue() {
return this._wasmHistogram.highestTrackableValue;
}
set highestTrackableValue(value) {
this._wasmHistogram.highestTrackableValue = value;
}
get startTimeStampMsec() {
return this._wasmHistogram.startTimeStampMsec;
}
set startTimeStampMsec(value) {
this._wasmHistogram.startTimeStampMsec = value;
}
get endTimeStampMsec() {
return this._wasmHistogram.endTimeStampMsec;
}
set endTimeStampMsec(value) {
this._wasmHistogram.endTimeStampMsec = value;
}
get totalCount() {
return this._wasmHistogram.totalCount;
}
get stdDeviation() {
return this._wasmHistogram.stdDeviation;
}
get mean() {
return this._wasmHistogram.mean;
}
get estimatedFootprintInBytes() {
return 192 + this._wasmHistogram.estimatedFootprintInBytes;
}
get minNonZeroValue() {
return this._wasmHistogram.minNonZeroValue;
}
get maxValue() {
return this._wasmHistogram.maxValue;
}
recordValue(value) {
this._wasmHistogram.recordValue(value);
}
recordValueWithCount(value, count) {
this._wasmHistogram.recordValueWithCount(value, count);
}
recordValueWithExpectedInterval(value, expectedIntervalBetweenValueSamples) {
this._wasmHistogram.recordValueWithExpectedInterval(value, expectedIntervalBetweenValueSamples);
}
getValueAtPercentile(percentile) {
return this._wasmHistogram.getValueAtPercentile(percentile);
}
outputPercentileDistribution(percentileTicksPerHalfDistance = 5, outputValueUnitScalingRatio = 1, useCsvFormat = false) {
// TODO csv
if (useCsvFormat) {
throw new Error("CSV output not supported by wasm histograms");
}
return wasm.__getString(this._wasmHistogram.outputPercentileDistribution(percentileTicksPerHalfDistance, outputValueUnitScalingRatio));
}
isDestroyed() {
return this._wasmHistogram === destroyedWasmHistogram;
}
get summary() {
return Histogram_1.toSummary(this);
}
toJSON() {
return this.summary;
}
toString() {
if (this.isDestroyed()) {
return "Destroyed WASM histogram";
}
return `WASM ${this._remoteHistogramClass} ${JSON.stringify(this, null, 2)}`;
}
inspect() {
return this.toString();
}
[Symbol.for("nodejs.util.inspect.custom")]() {
return this.toString();
}
addWhileCorrectingForCoordinatedOmission(otherHistogram, expectedIntervalBetweenValueSamples) {
this._wasmHistogram.addWhileCorrectingForCoordinatedOmission(otherHistogram, expectedIntervalBetweenValueSamples);
}
copyCorrectedForCoordinatedOmission(expectedIntervalBetweenValueSamples) {
return new WasmHistogram(wasm[this._remoteHistogramClass].wrap(this._wasmHistogram.copyCorrectedForCoordinatedOmission(expectedIntervalBetweenValueSamples)), this._remoteHistogramClass);
}
add(otherHistogram) {
if (!(otherHistogram instanceof WasmHistogram)) {
// should be impossible to be in this situation but actually
// TypeScript has some flaws...
throw new Error("Cannot add a regular JS histogram to a WASM histogram");
}
this._wasmHistogram[`add${otherHistogram._remoteHistogramClass}`](otherHistogram._wasmHistogram);
}
subtract(otherHistogram) {
if (!(otherHistogram instanceof WasmHistogram)) {
// should be impossible to be in this situation but actually
// TypeScript has some flaws...
throw new Error("Cannot subtract a regular JS histogram to a WASM histogram");
}
this._wasmHistogram[`subtract${otherHistogram._remoteHistogramClass}`](otherHistogram._wasmHistogram);
}
encode() {
const ptrArray = this._wasmHistogram.encode();
const array = wasm.__getUint8Array(ptrArray);
wasm.__release(ptrArray);
return array;
}
reset() {
this.tag = Histogram_1.NO_TAG;
this._wasmHistogram.reset();
}
destroy() {
wasm.__release(this._wasmHistogram);
this._wasmHistogram = destroyedWasmHistogram;
}
}
exports.WasmHistogram = WasmHistogram;
//# sourceMappingURL=index.js.map