17 lines
682 B
Plaintext
17 lines
682 B
Plaintext
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.DEFAULT_SSE_KEEP_ALIVE_MS = void 0;
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exports.armSseKeepAlive = armSseKeepAlive;
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/** Default interval between SSE keep-alive comment frames. */
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exports.DEFAULT_SSE_KEEP_ALIVE_MS = 15000;
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const MAX_TIMER_DELAY_MS = 2 ** 31 - 1;
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/** Arms an unref'd timer, or disables keep-alive for invalid delays. */
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function armSseKeepAlive(intervalMs, onTick) {
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if (!Number.isFinite(intervalMs) || intervalMs < 1) {
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return undefined;
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}
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const timer = setInterval(onTick, Math.min(intervalMs, MAX_TIMER_DELAY_MS));
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timer.unref?.();
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return timer;
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}
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//# sourceMappingURL=sseKeepAlive.js.map |