28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
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//#region src/common.ts
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const kMovable = Symbol("Tinypool.kMovable");
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const kTransferable = Symbol.for("Tinypool.transferable");
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const kValue = Symbol.for("Tinypool.valueOf");
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const kQueueOptions = Symbol.for("Tinypool.queueOptions");
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function isTransferable(value) {
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return value != null && typeof value === "object" && kTransferable in value && kValue in value;
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}
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function isMovable(value) {
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return isTransferable(value) && value[kMovable] === true;
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}
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function markMovable(value) {
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Object.defineProperty(value, kMovable, {
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enumerable: false,
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configurable: true,
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writable: true,
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value: true
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});
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}
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function isTaskQueue(value) {
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return typeof value === "object" && value !== null && "size" in value && typeof value.shift === "function" && typeof value.remove === "function" && typeof value.push === "function";
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}
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const kRequestCountField = 0;
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const kResponseCountField = 1;
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const kFieldCount = 2;
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//#endregion
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export { isMovable, isTaskQueue, isTransferable, kFieldCount, kQueueOptions, kRequestCountField, kResponseCountField, kTransferable, kValue, markMovable };
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