| [6a3a178] | 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | exports.kFieldCount = exports.kResponseCountField = exports.kRequestCountField = exports.isTaskQueue = exports.markMovable = exports.isMovable = exports.isTransferable = exports.kQueueOptions = exports.kValue = exports.kTransferable = exports.commonState = void 0;
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| 4 | ;
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| 5 | exports.commonState = {
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| 6 | isWorkerThread: false,
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| 7 | workerData: undefined
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| 8 | };
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| 9 | // Internal symbol used to mark Transferable objects returned
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| 10 | // by the Piscina.move() function
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| 11 | const kMovable = Symbol('Piscina.kMovable');
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| 12 | exports.kTransferable = Symbol.for('Piscina.transferable');
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| 13 | exports.kValue = Symbol.for('Piscina.valueOf');
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| 14 | exports.kQueueOptions = Symbol.for('Piscina.queueOptions');
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| 15 | // True if the object implements the Transferable interface
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| 16 | function isTransferable(value) {
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| 17 | return value != null &&
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| 18 | typeof value === 'object' &&
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| 19 | exports.kTransferable in value &&
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| 20 | exports.kValue in value;
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| 21 | }
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| 22 | exports.isTransferable = isTransferable;
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| 23 | // True if object implements Transferable and has been returned
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| 24 | // by the Piscina.move() function
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| 25 | function isMovable(value) {
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| 26 | return isTransferable(value) && value[kMovable] === true;
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| 27 | }
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| 28 | exports.isMovable = isMovable;
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| 29 | function markMovable(value) {
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| 30 | Object.defineProperty(value, kMovable, {
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| 31 | enumerable: false,
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| 32 | configurable: true,
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| 33 | writable: true,
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| 34 | value: true
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| 35 | });
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| 36 | }
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| 37 | exports.markMovable = markMovable;
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| 38 | function isTaskQueue(value) {
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| 39 | return typeof value === 'object' &&
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| 40 | value !== null &&
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| 41 | 'size' in value &&
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| 42 | typeof value.shift === 'function' &&
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| 43 | typeof value.remove === 'function' &&
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| 44 | typeof value.push === 'function';
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| 45 | }
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| 46 | exports.isTaskQueue = isTaskQueue;
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| 47 | exports.kRequestCountField = 0;
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| 48 | exports.kResponseCountField = 1;
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| 49 | exports.kFieldCount = 2;
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| 50 | //# sourceMappingURL=common.js.map |
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