nstdlib-nightly/lib/internal/http.mjs

Node.js standard library converted to runtime-agnostic ES modules.

// Source: https://github.com/nodejs/node/blob/65eff1eb/lib/internal/http.js

import { setUnrefTimeout } from "nstdlib/lib/internal/timers";
import {
  getCategoryEnabledBuffer,
  trace,
} from "nstdlib/stub/binding/trace_events";
import {
  CHAR_LOWERCASE_B,
  CHAR_LOWERCASE_E,
} from "nstdlib/lib/internal/constants";

let utcCache;

function utcDate() {
  if (!utcCache) cache();
  return utcCache;
}

function cache() {
  const d = new Date();
  utcCache = d.toUTCString();
  setUnrefTimeout(resetCache, 1000 - d.getMilliseconds());
}

function resetCache() {
  utcCache = undefined;
}

let traceEventId = 0;

function getNextTraceEventId() {
  return ++traceEventId;
}

const httpEnabled = getCategoryEnabledBuffer("node.http");

function isTraceHTTPEnabled() {
  return httpEnabled[0] > 0;
}

const traceEventCategory = "node,node.http";

function traceBegin(...args) {
  trace(CHAR_LOWERCASE_B, traceEventCategory, ...args);
}

function traceEnd(...args) {
  trace(CHAR_LOWERCASE_E, traceEventCategory, ...args);
}

const _export_kOutHeaders_ = Symbol("kOutHeaders");
export { _export_kOutHeaders_ as kOutHeaders };
const _export_kNeedDrain_ = Symbol("kNeedDrain");
export { _export_kNeedDrain_ as kNeedDrain };
export { utcDate };
export { traceBegin };
export { traceEnd };
export { getNextTraceEventId };
export { isTraceHTTPEnabled };