Files
ospab.host/node_modules/effect/dist/esm/internal/metric/registry.js
2025-09-15 18:10:26 +03:00

105 lines
3.4 KiB
JavaScript

import { pipe } from "../../Function.js";
import * as MutableHashMap from "../../MutableHashMap.js";
import * as Option from "../../Option.js";
import * as metricHook from "./hook.js";
import * as metricKeyType from "./keyType.js";
import * as metricPair from "./pair.js";
/** @internal */
const MetricRegistrySymbolKey = "effect/MetricRegistry";
/** @internal */
export const MetricRegistryTypeId = /*#__PURE__*/Symbol.for(MetricRegistrySymbolKey);
/** @internal */
class MetricRegistryImpl {
[MetricRegistryTypeId] = MetricRegistryTypeId;
map = /*#__PURE__*/MutableHashMap.empty();
snapshot() {
const result = [];
for (const [key, hook] of this.map) {
result.push(metricPair.unsafeMake(key, hook.get()));
}
return result;
}
get(key) {
const hook = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (hook == null) {
if (metricKeyType.isCounterKey(key.keyType)) {
return this.getCounter(key);
}
if (metricKeyType.isGaugeKey(key.keyType)) {
return this.getGauge(key);
}
if (metricKeyType.isFrequencyKey(key.keyType)) {
return this.getFrequency(key);
}
if (metricKeyType.isHistogramKey(key.keyType)) {
return this.getHistogram(key);
}
if (metricKeyType.isSummaryKey(key.keyType)) {
return this.getSummary(key);
}
throw new Error("BUG: MetricRegistry.get - unknown MetricKeyType - please report an issue at https://github.com/Effect-TS/effect/issues");
} else {
return hook;
}
}
getCounter(key) {
let value = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (value == null) {
const counter = metricHook.counter(key);
if (!pipe(this.map, MutableHashMap.has(key))) {
pipe(this.map, MutableHashMap.set(key, counter));
}
value = counter;
}
return value;
}
getFrequency(key) {
let value = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (value == null) {
const frequency = metricHook.frequency(key);
if (!pipe(this.map, MutableHashMap.has(key))) {
pipe(this.map, MutableHashMap.set(key, frequency));
}
value = frequency;
}
return value;
}
getGauge(key) {
let value = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (value == null) {
const gauge = metricHook.gauge(key, key.keyType.bigint ? BigInt(0) : 0);
if (!pipe(this.map, MutableHashMap.has(key))) {
pipe(this.map, MutableHashMap.set(key, gauge));
}
value = gauge;
}
return value;
}
getHistogram(key) {
let value = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (value == null) {
const histogram = metricHook.histogram(key);
if (!pipe(this.map, MutableHashMap.has(key))) {
pipe(this.map, MutableHashMap.set(key, histogram));
}
value = histogram;
}
return value;
}
getSummary(key) {
let value = pipe(this.map, MutableHashMap.get(key), Option.getOrUndefined);
if (value == null) {
const summary = metricHook.summary(key);
if (!pipe(this.map, MutableHashMap.has(key))) {
pipe(this.map, MutableHashMap.set(key, summary));
}
value = summary;
}
return value;
}
}
/** @internal */
export const make = () => {
return new MetricRegistryImpl();
};
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