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